ObjectInputStream.java revision d21d78fd49a2d798218e8c8aefbddb26a0e71bbb
1adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project/* 2adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Licensed to the Apache Software Foundation (ASF) under one or more 3adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * contributor license agreements. See the NOTICE file distributed with 4adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * this work for additional information regarding copyright ownership. 5adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * The ASF licenses this file to You under the Apache License, Version 2.0 6adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * (the "License"); you may not use this file except in compliance with 7adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the License. You may obtain a copy of the License at 8adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 9adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 10adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 11adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Unless required by applicable law or agreed to in writing, software 12adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 13adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * See the License for the specific language governing permissions and 15adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * limitations under the License. 16adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 17adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 18adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectpackage java.io; 19adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 20f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson// BEGIN android-note 21f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson// Harmony uses ObjectAccessors to access fields through JNI. Android has not 22f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson// yet migrated that API. As a consequence, there's a lot of changes here... 23f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson// END android-note 24f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2503c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughesimport dalvik.system.VMStack; 26adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.io.EmulatedFields.ObjectSlot; 27adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.lang.reflect.Array; 28adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.lang.reflect.Constructor; 29adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.lang.reflect.InvocationTargetException; 30adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.lang.reflect.Method; 31adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.lang.reflect.Modifier; 32adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.lang.reflect.Proxy; 33adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.security.AccessController; 34adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.security.PrivilegedAction; 35adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.util.ArrayList; 36f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilsonimport java.util.HashMap; 37adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.util.Iterator; 38f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilsonimport org.apache.harmony.kernel.vm.VM; 39adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport org.apache.harmony.luni.util.Msg; 40adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport org.apache.harmony.luni.util.PriviAction; 41adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 42adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project/** 43adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * A specialized {@link InputStream} that is able to read (deserialize) Java 44adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * objects as well as primitive data types (int, byte, char etc.). The data has 45adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * typically been saved using an ObjectOutputStream. 46f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 47adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see ObjectOutputStream 48adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see ObjectInput 49adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see Serializable 50adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see Externalizable 51adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 52adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectpublic class ObjectInputStream extends InputStream implements ObjectInput, 53adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamConstants { 54adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 55f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // BEGIN android-note 56f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // this is non-static to avoid sync contention. Would static be faster? 57f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // END android-note 58f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson private InputStream emptyStream = new ByteArrayInputStream( 59adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project new byte[0]); 60adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 61adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // To put into objectsRead when reading unsharedObject 62adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private static final Object UNSHARED_OBJ = new Object(); // $NON-LOCK-1$ 63adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 64adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // If the receiver has already read & not consumed a TC code 65adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private boolean hasPushbackTC; 66adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 67adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Push back TC code if the variable above is true 68adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private byte pushbackTC; 69adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 70adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // How many nested levels to readObject. When we reach 0 we have to validate 71adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // the graph then reset it 72adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private int nestedLevels; 73adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 74adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // All objects are assigned an ID (integer handle) 75adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private int currentHandle; 76adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 77adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Where we read from 78adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private DataInputStream input; 79adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 80adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Where we read primitive types from 81adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private DataInputStream primitiveTypes; 82adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 83adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Where we keep primitive type data 84adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private InputStream primitiveData = emptyStream; 85adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 86adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Resolve object is a mechanism for replacement 87adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private boolean enableResolve; 88adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 89adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Table mapping Integer (handle) -> Object 90f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson private HashMap<Integer, Object> objectsRead; 91adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 92adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Used by defaultReadObject 93adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private Object currentObject; 94adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 95adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Used by defaultReadObject 96adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private ObjectStreamClass currentClass; 97adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 98adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // All validations to be executed when the complete graph is read. See inner 99adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // type below. 100adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private InputValidationDesc[] validations; 101adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 102adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Allows the receiver to decide if it needs to call readObjectOverride 103adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private boolean subclassOverridingImplementation; 104adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 105adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Original caller's class loader, used to perform class lookups 106adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private ClassLoader callerClassLoader; 107adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 108adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // false when reading missing fields 109adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private boolean mustResolve = true; 110adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 111adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Handle for the current class descriptor 112adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private Integer descriptorHandle; 113adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 114f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson private static final HashMap<String, Class<?>> PRIMITIVE_CLASSES = 115f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson new HashMap<String, Class<?>>(); 116adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 117adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project static { 11803c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes PRIMITIVE_CLASSES.put("byte", byte.class); 11903c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes PRIMITIVE_CLASSES.put("short", short.class); 12003c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes PRIMITIVE_CLASSES.put("int", int.class); 12103c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes PRIMITIVE_CLASSES.put("long", long.class); 12203c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes PRIMITIVE_CLASSES.put("boolean", boolean.class); 12303c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes PRIMITIVE_CLASSES.put("char", char.class); 12403c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes PRIMITIVE_CLASSES.put("float", float.class); 12503c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes PRIMITIVE_CLASSES.put("double", double.class); 126adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 127adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 128f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // BEGIN android-removed 129f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // private ObjectAccessor accessor = AccessorFactory.getObjectAccessor(); 130f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // END android-removed 131f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 132adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Internal type used to keep track of validators & corresponding priority 133adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project static class InputValidationDesc { 134adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectInputValidation validator; 135adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 136adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int priority; 137adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 138adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 139adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 140adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * GetField is an inner class that provides access to the persistent fields 141adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * read from the source stream. 142adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 143adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public abstract static class GetField { 144adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 145adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the ObjectStreamClass that describes a field. 146f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 147adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the descriptor class for a serialized field. 148adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 149adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public abstract ObjectStreamClass getObjectStreamClass(); 150adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 151adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 152adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Indicates if the field identified by {@code name} is defaulted. This 153adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * means that it has no value in this stream. 154f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 155adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param name 156adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the name of the field to check. 157adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return {@code true} if the field is defaulted, {@code false} 158adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * otherwise. 159adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IllegalArgumentException 160adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if {@code name} does not identify a serializable field. 161adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 162adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source input 163adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * stream. 164adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 165adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public abstract boolean defaulted(String name) throws IOException, 166adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project IllegalArgumentException; 167adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 168adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 169adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the value of the boolean field identified by {@code name} from 170adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the persistent field. 171f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 172adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param name 173adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the name of the field to get. 174adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param defaultValue 175adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the default value that is used if the field does not have 176adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * a value when read from the source stream. 177adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the value of the field identified by {@code name}. 178adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 179adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source input 180adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * stream. 181adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IllegalArgumentException 182adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the type of the field identified by {@code name} is 183adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * not {@code boolean}. 184adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 185adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public abstract boolean get(String name, boolean defaultValue) 186adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws IOException, IllegalArgumentException; 187adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 188adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 189adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the value of the character field identified by {@code name} from 190adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the persistent field. 191f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 192adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param name 193adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the name of the field to get. 194adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param defaultValue 195adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the default value that is used if the field does not have 196adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * a value when read from the source stream. 197adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the value of the field identified by {@code name}. 198adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 199adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source input 200adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * stream. 201adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IllegalArgumentException 202adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the type of the field identified by {@code name} is 203adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * not {@code char}. 204adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 205adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public abstract char get(String name, char defaultValue) 206adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws IOException, IllegalArgumentException; 207adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 208adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 209adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the value of the byte field identified by {@code name} from the 210adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * persistent field. 211f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 212adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param name 213adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the name of the field to get. 214adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param defaultValue 215adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the default value that is used if the field does not have 216adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * a value when read from the source stream. 217adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the value of the field identified by {@code name}. 218adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 219adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source input 220adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * stream. 221adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IllegalArgumentException 222adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the type of the field identified by {@code name} is 223adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * not {@code byte}. 224adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 225adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public abstract byte get(String name, byte defaultValue) 226adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws IOException, IllegalArgumentException; 227adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 228adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 229adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the value of the short field identified by {@code name} from the 230adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * persistent field. 231f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 232adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param name 233adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the name of the field to get. 234adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param defaultValue 235adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the default value that is used if the field does not have 236adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * a value when read from the source stream. 237adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the value of the field identified by {@code name}. 238adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 239adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source input 240adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * stream. 241adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IllegalArgumentException 242adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the type of the field identified by {@code name} is 243adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * not {@code short}. 244adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 245adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public abstract short get(String name, short defaultValue) 246adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws IOException, IllegalArgumentException; 247adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 248adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 249adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the value of the integer field identified by {@code name} from 250adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the persistent field. 251f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 252adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param name 253adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the name of the field to get. 254adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param defaultValue 255adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the default value that is used if the field does not have 256adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * a value when read from the source stream. 257adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the value of the field identified by {@code name}. 258adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 259adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source input 260adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * stream. 261adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IllegalArgumentException 262adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the type of the field identified by {@code name} is 263adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * not {@code int}. 264adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 265adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public abstract int get(String name, int defaultValue) 266adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws IOException, IllegalArgumentException; 267adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 268f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson /** 269adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the value of the long field identified by {@code name} from the 270adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * persistent field. 271f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 272adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param name 273adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the name of the field to get. 274adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param defaultValue 275adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the default value that is used if the field does not have 276adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * a value when read from the source stream. 277adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the value of the field identified by {@code name}. 278adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 279adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source input 280adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * stream. 281adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IllegalArgumentException 282adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the type of the field identified by {@code name} is 283adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * not {@code long}. 284adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 285adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public abstract long get(String name, long defaultValue) 286adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws IOException, IllegalArgumentException; 287adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 288adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 289adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the value of the float field identified by {@code name} from the 290adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * persistent field. 291f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 292adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param name 293adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the name of the field to get. 294adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param defaultValue 295adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the default value that is used if the field does not have 296adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * a value when read from the source stream. 297adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the value of the field identified by {@code name}. 298adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 299adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source input 300adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * stream. 301adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IllegalArgumentException 302adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the type of the field identified by {@code float} is 303adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * not {@code char}. 304adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 305adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public abstract float get(String name, float defaultValue) 306adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws IOException, IllegalArgumentException; 307adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 308adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 309adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the value of the double field identified by {@code name} from 310adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the persistent field. 311f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 312adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param name 313adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the name of the field to get. 314adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param defaultValue 315adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the default value that is used if the field does not have 316adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * a value when read from the source stream. 317adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the value of the field identified by {@code name}. 318adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 319adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source input 320adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * stream. 321adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IllegalArgumentException 322adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the type of the field identified by {@code name} is 323adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * not {@code double}. 324adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 325adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public abstract double get(String name, double defaultValue) 326adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws IOException, IllegalArgumentException; 327adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 328adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 329adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the value of the object field identified by {@code name} from 330adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the persistent field. 331f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 332adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param name 333adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the name of the field to get. 334adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param defaultValue 335adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the default value that is used if the field does not have 336adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * a value when read from the source stream. 337adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the value of the field identified by {@code name}. 338adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 339adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source input 340adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * stream. 341adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IllegalArgumentException 342adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the type of the field identified by {@code name} is 343adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * not {@code Object}. 344adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 345adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public abstract Object get(String name, Object defaultValue) 346adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws IOException, IllegalArgumentException; 347adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 348adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 349adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 350adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Constructs a new ObjectInputStream. This default constructor can be used 351adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * by subclasses that do not want to use the public constructor if it 352adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * allocates unneeded data. 353f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 354adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 355adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs when creating this stream. 356adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SecurityException 357adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if a security manager is installed and it denies subclassing 358adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * this class. 359adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SecurityManager#checkPermission(java.security.Permission) 360adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 361adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project protected ObjectInputStream() throws IOException, SecurityException { 362adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project super(); 363adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project SecurityManager currentManager = System.getSecurityManager(); 364adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (currentManager != null) { 365adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project currentManager.checkPermission(SUBCLASS_IMPLEMENTATION_PERMISSION); 366adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 367adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // WARNING - we should throw IOException if not called from a subclass 368adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // according to the JavaDoc. Add the test. 369adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project this.subclassOverridingImplementation = true; 370adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 371adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 372adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 373adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Constructs a new ObjectInputStream that reads from the InputStream 374adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code input}. 375f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 376adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param input 377adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the non-null source InputStream to filter reads on. 378adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 379adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading the stream header. 380adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws StreamCorruptedException 381adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the source stream does not contain serialized objects that 382adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * can be read. 383adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SecurityException 384adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if a security manager is installed and it denies subclassing 385adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * this class. 386adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 387adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public ObjectInputStream(InputStream input) 388adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws StreamCorruptedException, IOException { 389adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project final Class<?> implementationClass = getClass(); 390adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project final Class<?> thisClass = ObjectInputStream.class; 391adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project SecurityManager sm = System.getSecurityManager(); 392adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (sm != null && implementationClass != thisClass) { 393adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project boolean mustCheck = (AccessController 394adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project .doPrivileged(new PrivilegedAction<Boolean>() { 395adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public Boolean run() { 396adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 397adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Method method = implementationClass 398adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project .getMethod( 39903c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes "readFields", 400adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamClass.EMPTY_CONSTRUCTOR_PARAM_TYPES); 401adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (method.getDeclaringClass() != thisClass) { 402adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return Boolean.TRUE; 403adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 404adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } catch (NoSuchMethodException e) { 405adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 406adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 407adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Method method = implementationClass 408adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project .getMethod( 40903c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes "readUnshared", 410adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamClass.EMPTY_CONSTRUCTOR_PARAM_TYPES); 411adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (method.getDeclaringClass() != thisClass) { 412adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return Boolean.TRUE; 413adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 414adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } catch (NoSuchMethodException e) { 415adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 416adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return Boolean.FALSE; 417adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 418adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project })).booleanValue(); 419adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (mustCheck) { 420adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project sm 421adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project .checkPermission(ObjectStreamConstants.SUBCLASS_IMPLEMENTATION_PERMISSION); 422adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 423adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 424adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project this.input = (input instanceof DataInputStream) ? (DataInputStream) input 425adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project : new DataInputStream(input); 426adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project primitiveTypes = new DataInputStream(this); 427adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project enableResolve = false; 428adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project this.subclassOverridingImplementation = false; 429adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project resetState(); 430adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project nestedLevels = 0; 431adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // So read...() methods can be used by 432adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // subclasses during readStreamHeader() 433adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project primitiveData = this.input; 434adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Has to be done here according to the specification 435adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project readStreamHeader(); 436adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project primitiveData = emptyStream; 437adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 438adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 439adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project @Override 440adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public int available() throws IOException { 441adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // returns 0 if next data is an object, or N if reading primitive types 442adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkReadPrimitiveTypes(); 443adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return primitiveData.available(); 444adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 445adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 446adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 447adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Checks to if it is ok to read primitive types from this stream at 448adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * this point. One is not supposed to read primitive types when about to 449adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * read an object, for example, so an exception has to be thrown. 450f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 451adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 452adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If any IO problem occurred when trying to read primitive type 453adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * or if it is illegal to read primitive types 454adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 455adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private void checkReadPrimitiveTypes() throws IOException { 456adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // If we still have primitive data, it is ok to read primitive data 457adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (primitiveData == input || primitiveData.available() > 0) { 458adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return; 459adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 460adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 461adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // If we got here either we had no Stream previously created or 462adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // we no longer have data in that one, so get more bytes 463adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project do { 464adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int next = 0; 465adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (hasPushbackTC) { 466adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project hasPushbackTC = false; 467adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 468adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project next = input.read(); 469adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project pushbackTC = (byte) next; 470adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 471adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project switch (pushbackTC) { 472adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_BLOCKDATA: 473adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project primitiveData = new ByteArrayInputStream(readBlockData()); 474adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return; 475adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_BLOCKDATALONG: 476adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project primitiveData = new ByteArrayInputStream( 477adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project readBlockDataLong()); 478adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return; 479adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_RESET: 480adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project resetState(); 481adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project break; 482adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project default: 483adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (next != -1) { 484adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project pushbackTC(); 485adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 486adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return; 487adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 488adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Only TC_RESET falls through 489adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } while (true); 490adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 491adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 492adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 493adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Closes this stream. This implementation closes the source stream. 494f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 495adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 496adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while closing this stream. 497adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 498adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project @Override 499adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void close() throws IOException { 500adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project input.close(); 501adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 502adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 503adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 504adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Default method to read objects from this stream. Serializable fields 505adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * defined in the object's class and superclasses are read from the source 506adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * stream. 507f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 508adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 509adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the object's class cannot be found. 510adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 511adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an I/O error occurs while reading the object data. 512adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws NotActiveException 513adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if this method is not called from {@code readObject()}. 514adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see ObjectOutputStream#defaultWriteObject 515adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 516adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void defaultReadObject() throws IOException, ClassNotFoundException, 517adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project NotActiveException { 518adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // We can't be called from just anywhere. There are rules. 519adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (currentObject != null || !mustResolve) { 520adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project readFieldValues(currentObject, currentClass); 521adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 522adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new NotActiveException(); 523adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 524adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 525adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 526adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 527adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Enables object replacement for this stream. By default this is not 528adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * enabled. Only trusted subclasses (loaded with system class loader) are 529adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * allowed to change this status. 530f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 531adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param enable 532adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code true} to enable object replacement; {@code false} to 533adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * disable it. 534adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the previous setting. 535adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SecurityException 536adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if a security manager is installed and it denies enabling 537adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * object replacement for this stream. 538adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see #resolveObject 539adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see ObjectOutputStream#enableReplaceObject 540adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 541adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project protected boolean enableResolveObject(boolean enable) 542adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws SecurityException { 543adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (enable) { 544adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // The Stream has to be trusted for this feature to be enabled. 545adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // trusted means the stream's classloader has to be null 546adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project SecurityManager currentManager = System.getSecurityManager(); 547adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (currentManager != null) { 548adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project currentManager.checkPermission(SUBSTITUTION_PERMISSION); 549adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 550adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 551adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project boolean originalValue = enableResolve; 552adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project enableResolve = enable; 553adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return originalValue; 554adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 555adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 556adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 557adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Checks if two classes belong to the same package. 558f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 559adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param c1 560adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * one of the classes to test. 561adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param c2 562adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the other class to test. 563adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return {@code true} if the two classes belong to the same package, 564adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code false} otherwise. 565adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 566adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private boolean inSamePackage(Class<?> c1, Class<?> c2) { 567adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project String nameC1 = c1.getName(); 568adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project String nameC2 = c2.getName(); 569adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int indexDotC1 = nameC1.lastIndexOf('.'); 570adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int indexDotC2 = nameC2.lastIndexOf('.'); 571adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (indexDotC1 != indexDotC2) { 572adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return false; // cannot be in the same package if indices are not 573adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 574adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // the same 575adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (indexDotC1 < 0) { 576adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return true; // both of them are in default package 577adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 578adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return nameC1.substring(0, indexDotC1).equals( 579adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project nameC2.substring(0, indexDotC2)); 580adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 581adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 582f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // BEGIN android-added 583adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 584adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Create and return a new instance of class {@code instantiationClass} 585adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * but running the constructor defined in class 586adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code constructorClass} (same as {@code instantiationClass} 587adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * or a superclass). 588f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 589adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Has to be native to avoid visibility rules and to be able to have 590adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code instantiationClass} not the same as 591adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code constructorClass} (no such API in java.lang.reflect). 592f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 593adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param instantiationClass 594adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * The new object will be an instance of this class 595adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param constructorClass 596adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * The empty constructor to run will be in this class 597adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the object created from {@code instantiationClass} 598adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 599adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private static native Object newInstance(Class<?> instantiationClass, 600adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> constructorClass); 601f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // END android-added 602adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 603adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 604adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Return the next {@code int} handle to be used to indicate cyclic 605adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * references being loaded from the stream. 606f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 607adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the next handle to represent the next cyclic reference 608adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 609f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson private Integer nextHandle() { 610f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson return Integer.valueOf(this.currentHandle++); 611adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 612adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 613adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 614adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Return the next token code (TC) from the receiver, which indicates what 615adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * kind of object follows 616f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 617adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the next TC from the receiver 618f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 619adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 620adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO error occurs 621f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 622adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see ObjectStreamConstants 623adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 624adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private byte nextTC() throws IOException { 625adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (hasPushbackTC) { 626adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project hasPushbackTC = false; // We are consuming it 627adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 628adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Just in case a later call decides to really push it back, 629adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // we don't require the caller to pass it as parameter 630adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project pushbackTC = input.readByte(); 631adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 632adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return pushbackTC; 633adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 634adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 635adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 636adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Pushes back the last TC code read 637adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 638adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private void pushbackTC() { 639adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project hasPushbackTC = true; 640adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 641adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 642adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 643adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads a single byte from the source stream and returns it as an integer 644adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * in the range from 0 to 255. Returns -1 if the end of the source stream 645adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * has been reached. Blocks if no input is available. 646f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 647adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the byte read or -1 if the end of the source stream has been 648adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * reached. 649adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 650adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from this stream. 651adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 652adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project @Override 653adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public int read() throws IOException { 654adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkReadPrimitiveTypes(); 655adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return primitiveData.read(); 656adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 657adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 658adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 659adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads at most {@code length} bytes from the source stream and stores them 660adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * in byte array {@code buffer} starting at offset {@code count}. Blocks 661adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * until {@code count} bytes have been read, the end of the source stream is 662adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * detected or an exception is thrown. 663f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 664adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param buffer 665adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the array in which to store the bytes read. 666adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param offset 667adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the initial position in {@code buffer} to store the bytes 668adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * read from the source stream. 669adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param length 670adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the maximum number of bytes to store in {@code buffer}. 671adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the number of bytes read or -1 if the end of the source input 672adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * stream has been reached. 673adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IndexOutOfBoundsException 674adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if {@code offset < 0} or {@code length < 0}, or if 675adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code offset + length} is greater than the length of 676adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code buffer}. 677adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 678adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from this stream. 679adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws NullPointerException 680adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if {@code buffer} is {@code null}. 681adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 682adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project @Override 683adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public int read(byte[] buffer, int offset, int length) throws IOException { 6845839b909d9528b7726e678a4b696ed37df15d897Jesse Wilson // Force buffer null check first! 6855839b909d9528b7726e678a4b696ed37df15d897Jesse Wilson if (offset > buffer.length || offset < 0) { 6865839b909d9528b7726e678a4b696ed37df15d897Jesse Wilson // K002e=Offset out of bounds \: {0} 68703c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes throw new ArrayIndexOutOfBoundsException(Msg.getString("K002e", offset)); 688adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 6895839b909d9528b7726e678a4b696ed37df15d897Jesse Wilson if (length < 0 || length > buffer.length - offset) { 6905839b909d9528b7726e678a4b696ed37df15d897Jesse Wilson // K0031=Length out of bounds \: {0} 69103c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes throw new ArrayIndexOutOfBoundsException(Msg.getString("K0031", length)); 692adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 693adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (length == 0) { 694adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return 0; 695adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 696adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkReadPrimitiveTypes(); 697adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return primitiveData.read(buffer, offset, length); 698adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 699adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 700adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 701adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads and returns an array of raw bytes with primitive data. The array 702adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * will have up to 255 bytes. The primitive data will be in the format 703adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * described by {@code DataOutputStream}. 704f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 705adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return The primitive data read, as raw bytes 706f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 707adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 708adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the primitive data. 709adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 710adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private byte[] readBlockData() throws IOException { 711adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project byte[] result = new byte[input.readByte() & 0xff]; 712adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project input.readFully(result); 713adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return result; 714adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 715adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 716adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 717adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads and returns an array of raw bytes with primitive data. The array 718adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * will have more than 255 bytes. The primitive data will be in the format 719adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * described by {@code DataOutputStream}. 720f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 721adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return The primitive data read, as raw bytes 722f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 723adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 724adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the primitive data. 725adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 726adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private byte[] readBlockDataLong() throws IOException { 727adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project byte[] result = new byte[input.readInt()]; 728adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project input.readFully(result); 729adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return result; 730adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 731adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 732adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 733adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads a boolean from the source stream. 734f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 735adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the boolean value read from the source stream. 736adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws EOFException 737adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the end of the input is reached before the read 738adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * request can be satisfied. 739adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 740adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 741adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 742adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public boolean readBoolean() throws IOException { 743adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return primitiveTypes.readBoolean(); 744adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 745adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 746adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 747adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads a byte (8 bit) from the source stream. 748f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 749adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the byte value read from the source stream. 750adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws EOFException 751adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the end of the input is reached before the read 752adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * request can be satisfied. 753adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 754adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 755adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 756adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public byte readByte() throws IOException { 757adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return primitiveTypes.readByte(); 758adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 759adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 760adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 761adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads a character (16 bit) from the source stream. 762f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 763adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the char value read from the source stream. 764adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws EOFException 765adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the end of the input is reached before the read 766adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * request can be satisfied. 767adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 768adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 769adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 770adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public char readChar() throws IOException { 771adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return primitiveTypes.readChar(); 772adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 773adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 774adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 775adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads and discards block data and objects until TC_ENDBLOCKDATA is found. 776f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 777adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 778adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the optional class 779adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * annotation. 780adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 781adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If the class corresponding to the class descriptor could not 782adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * be found. 783adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 784adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private void discardData() throws ClassNotFoundException, IOException { 785adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project primitiveData = emptyStream; 786adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project boolean resolve = mustResolve; 787adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project mustResolve = false; 788adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project do { 789adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project byte tc = nextTC(); 790adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (tc == TC_ENDBLOCKDATA) { 791adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project mustResolve = resolve; 792adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return; // End of annotation 793adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 794adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project readContent(tc); 795adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } while (true); 796adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 797adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 798adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 799adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads a class descriptor (an {@code ObjectStreamClass}) from the 800adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * stream. 801f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 802adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the class descriptor read from the stream 803f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 804adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 805adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the class 806adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * descriptor. 807adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 808adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If the class corresponding to the class descriptor could not 809adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * be found. 810adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 811adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private ObjectStreamClass readClassDesc() throws ClassNotFoundException, 812adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project IOException { 813adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project byte tc = nextTC(); 814adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project switch (tc) { 815adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_CLASSDESC: 816adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readNewClassDesc(false); 817adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_PROXYCLASSDESC: 818adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> proxyClass = readNewProxyClassDesc(); 819adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamClass streamClass = ObjectStreamClass 820adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project .lookup(proxyClass); 821adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project streamClass.setLoadFields(new ObjectStreamField[0]); 822f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson registerObjectRead(streamClass, nextHandle(), false); 823adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkedSetSuperClassDesc(streamClass, readClassDesc()); 824adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return streamClass; 825adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_REFERENCE: 826adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return (ObjectStreamClass) readCyclicReference(); 827adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_NULL: 828adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return null; 829adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project default: 830adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new StreamCorruptedException(Msg.getString( 83103c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes "K00d2", Integer.toHexString(tc & 0xff))); 832adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 833adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 834adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 835adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 836adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads the content of the receiver based on the previously read token 837adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code tc}. 838f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 839adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param tc 840adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * The token code for the next item in the stream 841adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the object read from the stream 842f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 843adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 844adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the class 845adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * descriptor. 846adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 847adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If the class corresponding to the object being read could not 848adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * be found. 849adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 850adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private Object readContent(byte tc) throws ClassNotFoundException, 851adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project IOException { 852adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project switch (tc) { 853adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_BLOCKDATA: 854adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readBlockData(); 855adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_BLOCKDATALONG: 856adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readBlockDataLong(); 857adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_CLASS: 858adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readNewClass(false); 859adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_CLASSDESC: 860adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readNewClassDesc(false); 861adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_ARRAY: 862adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readNewArray(false); 863adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_OBJECT: 864adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readNewObject(false); 865adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_STRING: 866adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readNewString(false); 867adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_LONGSTRING: 868adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readNewLongString(false); 869adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_REFERENCE: 870adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readCyclicReference(); 871adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_NULL: 872adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return null; 873adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_EXCEPTION: 874adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Exception exc = readException(); 87503c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes throw new WriteAbortedException(Msg.getString("K00d3"), exc); 876adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_RESET: 877adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project resetState(); 878adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return null; 879adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project default: 880adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new StreamCorruptedException(Msg.getString( 88103c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes "K00d2", Integer.toHexString(tc & 0xff))); 882adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 883adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 884adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 885adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 886adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads the content of the receiver based on the previously read token 887adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code tc}. Primitive data content is considered an error. 888f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 889adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param unshared 890adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * read the object unshared 891adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the object read from the stream 892f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 893adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 894adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the class 895adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * descriptor. 896adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 897adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If the class corresponding to the object being read could not 898adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * be found. 899adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 900adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private Object readNonPrimitiveContent(boolean unshared) 901adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws ClassNotFoundException, IOException { 902adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkReadPrimitiveTypes(); 903adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (primitiveData.available() > 0) { 904adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project OptionalDataException e = new OptionalDataException(); 905adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project e.length = primitiveData.available(); 906adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw e; 907adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 908adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 909adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project do { 910adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project byte tc = nextTC(); 911adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project switch (tc) { 912adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_CLASS: 913adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readNewClass(unshared); 914adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_CLASSDESC: 915adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readNewClassDesc(unshared); 916adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_ARRAY: 917adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readNewArray(unshared); 918adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_OBJECT: 919adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readNewObject(unshared); 920adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_STRING: 921adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readNewString(unshared); 922adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_LONGSTRING: 923adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readNewLongString(unshared); 924adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_ENUM: 925adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readEnum(unshared); 926adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_REFERENCE: 927adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (unshared) { 928adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project readNewHandle(); 92903c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes throw new InvalidObjectException(Msg.getString("KA002")); 930adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 931adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readCyclicReference(); 932adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_NULL: 933adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return null; 934adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_EXCEPTION: 935adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Exception exc = readException(); 93603c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes throw new WriteAbortedException(Msg.getString("K00d3"), exc); 937adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_RESET: 938adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project resetState(); 939adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project break; 940adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_ENDBLOCKDATA: // Can occur reading class annotation 941adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project pushbackTC(); 942adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project OptionalDataException e = new OptionalDataException(); 943adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project e.eof = true; 944adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw e; 945adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project default: 946adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new StreamCorruptedException(Msg.getString( 94703c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes "K00d2", Integer.toHexString(tc & 0xff))); 948adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 949adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Only TC_RESET falls through 950adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } while (true); 951adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 952adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 953adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 954adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads the next item from the stream assuming it is a cyclic reference to 955adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * an object previously read. Return the actual object previously read. 956f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 957adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the object previously read from the stream 958f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 959adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 960adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the class 961adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * descriptor. 962adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws InvalidObjectException 963adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If the cyclic reference is not valid. 964adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 965adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private Object readCyclicReference() throws InvalidObjectException, 966adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project IOException { 967adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return registeredObjectRead(readNewHandle()); 968adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 969adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 970adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 971adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads a double (64 bit) from the source stream. 972f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 973adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the double value read from the source stream. 974adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws EOFException 975adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the end of the input is reached before the read 976adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * request can be satisfied. 977adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 978adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 979adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 980adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public double readDouble() throws IOException { 981adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return primitiveTypes.readDouble(); 982adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 983adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 984adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 985adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Read the next item assuming it is an exception. The exception is not a 986adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * regular instance in the object graph, but the exception instance that 987adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * happened (if any) when dumping the original object graph. The set of seen 988adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * objects will be reset just before and just after loading this exception 989adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * object. 990adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * <p> 991adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * When exceptions are found normally in the object graph, they are loaded 992adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * as a regular object, and not by this method. In that case, the set of 993adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * "known objects" is not reset. 994f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 995adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the exception read 996f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 997adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 998adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the exception 999adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * object. 1000adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 1001adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If a class could not be found when reading the object graph 1002adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * for the exception 1003adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws OptionalDataException 1004adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If optional data could not be found when reading the 1005adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * exception graph 1006adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws WriteAbortedException 1007adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If another exception was caused when dumping this exception 1008adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1009adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private Exception readException() throws WriteAbortedException, 1010adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project OptionalDataException, ClassNotFoundException, IOException { 1011adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1012adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project resetSeenObjects(); 1013adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1014adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Now we read the Throwable object that was saved 1015adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // WARNING - the grammar says it is a Throwable, but the 1016adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // WriteAbortedException constructor takes an Exception. So, we read an 1017adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Exception from the stream 1018adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Exception exc = (Exception) readObject(); 1019adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1020adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // We reset the receiver's state (the grammar has "reset" in normal 1021adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // font) 1022adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project resetSeenObjects(); 1023adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return exc; 1024adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1025adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1026adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1027adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads a collection of field descriptors (name, type name, etc) for the 1028adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * class descriptor {@code cDesc} (an {@code ObjectStreamClass}) 1029f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1030adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param cDesc 1031adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * The class descriptor (an {@code ObjectStreamClass}) 1032adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * for which to write field information 1033f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1034adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1035adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the field 1036adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * descriptors. 1037adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 1038adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If a class for one of the field types could not be found 1039f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1040adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see #readObject() 1041adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1042adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private void readFieldDescriptors(ObjectStreamClass cDesc) 1043adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws ClassNotFoundException, IOException { 1044adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project short numFields = input.readShort(); 1045adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamField[] fields = new ObjectStreamField[numFields]; 1046adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1047adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // We set it now, but each element will be inserted in the array further 1048adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // down 1049adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project cDesc.setLoadFields(fields); 1050adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1051adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Check ObjectOutputStream.writeFieldDescriptors 1052adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (short i = 0; i < numFields; i++) { 1053adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project char typecode = (char) input.readByte(); 1054adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project String fieldName = input.readUTF(); 1055adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project boolean isPrimType = ObjectStreamClass.isPrimitiveType(typecode); 1056adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project String classSig; 1057adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (isPrimType) { 1058adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project classSig = String.valueOf(typecode); 1059adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 1060adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // The spec says it is a UTF, but experience shows they dump 1061adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // this String using writeObject (unlike the field name, which 1062adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // is saved with writeUTF). 1063adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // And if resolveObject is enabled, the classSig may be modified 1064adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // so that the original class descriptor cannot be read 1065adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // properly, so it is disabled. 1066adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project boolean old = enableResolve; 1067adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 1068adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project enableResolve = false; 1069adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project classSig = (String) readObject(); 1070adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } finally { 1071adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project enableResolve = old; 1072adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1073adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1074f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 1075f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson classSig = formatClassSig(classSig); 1076adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamField f = new ObjectStreamField(classSig, fieldName); 1077adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project fields[i] = f; 1078adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1079adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1080adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1081f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson /* 1082f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * Format the class signature for ObjectStreamField, for example, 1083f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * "[L[Ljava.lang.String;;" is converted to "[Ljava.lang.String;" 1084f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson */ 1085f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson private static String formatClassSig(String classSig) { 1086f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson int start = 0; 1087f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson int end = classSig.length(); 1088f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 1089f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson if (end <= 0) { 1090f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson return classSig; 1091f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson } 1092f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 109303c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes while (classSig.startsWith("[L", start) 1094f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson && classSig.charAt(end - 1) == ';') { 1095f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson start += 2; 1096f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson end--; 1097f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson } 1098f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 1099f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson if (start > 0) { 1100f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson start -= 2; 1101f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson end++; 1102f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson return classSig.substring(start, end); 1103f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson } 1104f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson return classSig; 1105f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson } 1106f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 1107adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1108adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads the persistent fields of the object that is currently being read 1109adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * from the source stream. The values read are stored in a GetField object 1110adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * that provides access to the persistent fields. This GetField object is 1111adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * then returned. 1112f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1113adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the GetField object from which persistent fields can be accessed 1114adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * by name. 1115adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 1116adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the class of an object being deserialized can not be 1117adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * found. 1118adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1119adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from this stream. 1120adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws NotActiveException 1121adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if this stream is currently not reading an object. 1122adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1123adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public GetField readFields() throws IOException, ClassNotFoundException, 1124adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project NotActiveException { 1125adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // We can't be called from just anywhere. There are rules. 1126adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (currentObject == null) { 1127adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new NotActiveException(); 1128adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1129adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project EmulatedFieldsForLoading result = new EmulatedFieldsForLoading( 1130adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project currentClass); 1131adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project readFieldValues(result); 1132adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return result; 1133adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1134adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1135adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1136adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads a collection of field values for the emulated fields 1137adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code emulatedFields} 1138f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1139adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param emulatedFields 1140adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * an {@code EmulatedFieldsForLoading}, concrete subclass 1141adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * of {@code GetField} 1142f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1143adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1144adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the field values. 1145adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws InvalidClassException 1146adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an incompatible type is being assigned to an emulated 1147adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * field. 1148adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws OptionalDataException 1149adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If optional data could not be found when reading the 1150adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * exception graph 1151f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1152adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see #readFields 1153adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see #readObject() 1154adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1155adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private void readFieldValues(EmulatedFieldsForLoading emulatedFields) 1156adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws OptionalDataException, InvalidClassException, IOException { 1157adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project EmulatedFields.ObjectSlot[] slots = emulatedFields.emulatedFields() 1158adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project .slots(); 1159adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (ObjectSlot element : slots) { 1160adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project element.defaulted = false; 1161adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> type = element.field.getType(); 1162adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (type == Integer.TYPE) { 1163adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project element.fieldValue = Integer.valueOf(input.readInt()); 1164adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else if (type == Byte.TYPE) { 1165adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project element.fieldValue = Byte.valueOf(input.readByte()); 1166adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else if (type == Character.TYPE) { 1167adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project element.fieldValue = Character.valueOf(input.readChar()); 1168adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else if (type == Short.TYPE) { 1169adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project element.fieldValue = Short.valueOf(input.readShort()); 1170adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else if (type == Boolean.TYPE) { 1171adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project element.fieldValue = Boolean.valueOf(input.readBoolean()); 1172adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else if (type == Long.TYPE) { 1173adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project element.fieldValue = Long.valueOf(input.readLong()); 1174adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else if (type == Float.TYPE) { 1175adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project element.fieldValue = Float.valueOf(input.readFloat()); 1176adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else if (type == Double.TYPE) { 1177adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project element.fieldValue = Double.valueOf(input.readDouble()); 1178adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 1179adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Either array or Object 1180adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 1181adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project element.fieldValue = readObject(); 1182adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } catch (ClassNotFoundException cnf) { 1183adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // WARNING- Not sure this is the right thing to do. Write 1184adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // test case. 1185adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new InvalidClassException(cnf.toString()); 1186adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1187adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1188adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1189adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1190adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1191adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1192adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads a collection of field values for the class descriptor 1193adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code classDesc} (an {@code ObjectStreamClass}). The 1194adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * values will be used to set instance fields in object {@code obj}. 1195adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * This is the default mechanism, when emulated fields (an 1196adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code GetField}) are not used. Actual values to load are stored 1197adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * directly into the object {@code obj}. 1198f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1199adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param obj 1200adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Instance in which the fields will be set. 1201adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param classDesc 1202adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * A class descriptor (an {@code ObjectStreamClass}) 1203adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * defining which fields should be loaded. 1204f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1205adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1206adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the field values. 1207adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws InvalidClassException 1208adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an incompatible type is being assigned to an emulated 1209adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * field. 1210adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws OptionalDataException 1211adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If optional data could not be found when reading the 1212adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * exception graph 1213adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 1214adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If a class of an object being de-serialized can not be found 1215f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1216adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see #readFields 1217adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see #readObject() 1218adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1219adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private void readFieldValues(Object obj, ObjectStreamClass classDesc) 1220adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws OptionalDataException, ClassNotFoundException, IOException { 1221adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Now we must read all fields and assign them to the receiver 1222adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamField[] fields = classDesc.getLoadFields(); 1223adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project fields = (null == fields ? new ObjectStreamField[] {} : fields); 1224adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> declaringClass = classDesc.forClass(); 1225adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (declaringClass == null && mustResolve) { 1226adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new ClassNotFoundException(classDesc.getName()); 1227adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1228adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1229adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (ObjectStreamField fieldDesc : fields) { 1230f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 1231f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // BEGIN android-removed 1232f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // // get associated Field 1233f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // long fieldID = fieldDesc.getFieldID(accessor, declaringClass); 1234f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // END android-removed 1235f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 1236adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Code duplication starts, just because Java is typed 1237adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (fieldDesc.isPrimitive()) { 1238adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 1239f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // BEGIN android-changed 1240adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project switch (fieldDesc.getTypeCode()) { 1241adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case 'B': 1242adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project setField(obj, declaringClass, fieldDesc.getName(), 1243adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project input.readByte()); 1244adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project break; 1245adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case 'C': 1246adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project setField(obj, declaringClass, fieldDesc.getName(), 1247adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project input.readChar()); 1248adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project break; 1249adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case 'D': 1250adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project setField(obj, declaringClass, fieldDesc.getName(), 1251adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project input.readDouble()); 1252adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project break; 1253adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case 'F': 1254adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project setField(obj, declaringClass, fieldDesc.getName(), 1255adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project input.readFloat()); 1256adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project break; 1257adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case 'I': 1258adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project setField(obj, declaringClass, fieldDesc.getName(), 1259adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project input.readInt()); 1260adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project break; 1261adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case 'J': 1262adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project setField(obj, declaringClass, fieldDesc.getName(), 1263adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project input.readLong()); 1264adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project break; 1265adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case 'S': 1266adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project setField(obj, declaringClass, fieldDesc.getName(), 1267adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project input.readShort()); 1268adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project break; 1269adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case 'Z': 1270adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project setField(obj, declaringClass, fieldDesc.getName(), 1271adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project input.readBoolean()); 1272adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project break; 1273adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project default: 1274adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new StreamCorruptedException(Msg.getString( 127503c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes "K00d5", fieldDesc.getTypeCode())); 1276adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1277f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // END android-changed 1278adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } catch (NoSuchFieldError err) { 1279adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1280adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 1281adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Object type (array included). 1282adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project String fieldName = fieldDesc.getName(); 1283adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project boolean setBack = false; 1284f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // BEGIN android-added 1285adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamField field = classDesc.getField(fieldName); 1286f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // END android-added 1287f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson if (mustResolve && fieldDesc == null) { 1288adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project setBack = true; 1289adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project mustResolve = false; 1290adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1291adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Object toSet; 1292f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson if (fieldDesc != null && fieldDesc.isUnshared()) { 1293adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project toSet = readUnshared(); 1294adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 1295adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project toSet = readObject(); 1296adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1297adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (setBack) { 1298adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project mustResolve = true; 1299adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1300f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson if (fieldDesc != null) { 1301adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (toSet != null) { 13025905afbf06aa390d6e580d75f3e1419f9cf67472Jesse Wilson // BEGIN android-changed 13035905afbf06aa390d6e580d75f3e1419f9cf67472Jesse Wilson // Get the field type from the local field rather than 13045905afbf06aa390d6e580d75f3e1419f9cf67472Jesse Wilson // from the stream's supplied data. That's the field 13055905afbf06aa390d6e580d75f3e1419f9cf67472Jesse Wilson // we'll be setting, so that's the one that needs to be 13065905afbf06aa390d6e580d75f3e1419f9cf67472Jesse Wilson // validated. 13075905afbf06aa390d6e580d75f3e1419f9cf67472Jesse Wilson Class<?> fieldType = field.getTypeInternal(); 13085905afbf06aa390d6e580d75f3e1419f9cf67472Jesse Wilson // END android-added 1309adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> valueType = toSet.getClass(); 1310adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!fieldType.isAssignableFrom(valueType)) { 1311adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new ClassCastException(Msg.getString( 131203c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes "K00d4", new String[] { 1313adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project fieldType.toString(), valueType.toString(), 131403c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes classDesc.getName() + "." 1315adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project + fieldName })); 1316adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1317adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 1318f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // BEGIN android-changed 1319adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project objSetField(obj, declaringClass, fieldName, field 1320adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project .getTypeString(), toSet); 1321f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // END android-changed 1322adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } catch (NoSuchFieldError e) { 1323adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Ignored 1324adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1325adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1326adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1327adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1328adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1329adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1330adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1331adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1332adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads a float (32 bit) from the source stream. 1333f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1334adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the float value read from the source stream. 1335adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws EOFException 1336adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the end of the input is reached before the read 1337adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * request can be satisfied. 1338adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1339adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 1340adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1341adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public float readFloat() throws IOException { 1342adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return primitiveTypes.readFloat(); 1343adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1344adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1345adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1346adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads bytes from the source stream into the byte array {@code buffer}. 1347adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * This method will block until {@code buffer.length} bytes have been read. 1348f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1349adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param buffer 1350adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the array in which to store the bytes read. 1351adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws EOFException 1352adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the end of the input is reached before the read 1353adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * request can be satisfied. 1354adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1355adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 1356adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1357adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void readFully(byte[] buffer) throws IOException { 1358adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project primitiveTypes.readFully(buffer); 1359adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1360adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1361adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1362adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads bytes from the source stream into the byte array {@code buffer}. 1363adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * This method will block until {@code length} number of bytes have been 1364adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * read. 1365f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1366adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param buffer 1367adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the byte array in which to store the bytes read. 1368adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param offset 1369adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the initial position in {@code buffer} to store the bytes 1370adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * read from the source stream. 1371adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param length 1372adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the maximum number of bytes to store in {@code buffer}. 1373adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws EOFException 1374adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the end of the input is reached before the read 1375adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * request can be satisfied. 1376adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1377adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 1378adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1379adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void readFully(byte[] buffer, int offset, int length) 1380adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws IOException { 1381adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project primitiveTypes.readFully(buffer, offset, length); 1382adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1383adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1384adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1385adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Walks the hierarchy of classes described by class descriptor 1386adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code classDesc} and reads the field values corresponding to 1387adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * fields declared by the corresponding class descriptor. The instance to 1388adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * store field values into is {@code object}. If the class 1389adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * (corresponding to class descriptor {@code classDesc}) defines 1390adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * private instance method {@code readObject} it will be used to load 1391adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * field values. 1392f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1393adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param object 1394adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Instance into which stored field values loaded. 1395adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param classDesc 1396adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * A class descriptor (an {@code ObjectStreamClass}) 1397adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * defining which fields should be loaded. 1398f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1399adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1400adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the field values in 1401adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the hierarchy. 1402adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 1403adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If a class for one of the field types could not be found 1404adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws NotActiveException 1405adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If {@code defaultReadObject} is called from the wrong 1406adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * context. 1407f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1408adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see #defaultReadObject 1409adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see #readObject() 1410adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1411adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private void readHierarchy(Object object, ObjectStreamClass classDesc) 1412adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws IOException, ClassNotFoundException, NotActiveException { 1413adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // We can't be called from just anywhere. There are rules. 1414adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (object == null && mustResolve) { 1415adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new NotActiveException(); 1416adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1417adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1418adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ArrayList<ObjectStreamClass> streamClassList = new ArrayList<ObjectStreamClass>( 1419adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 32); 1420adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamClass nextStreamClass = classDesc; 1421adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project while (nextStreamClass != null) { 1422adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project streamClassList.add(0, nextStreamClass); 1423adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project nextStreamClass = nextStreamClass.getSuperclass(); 1424adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1425adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (object == null) { 1426adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Iterator<ObjectStreamClass> streamIt = streamClassList.iterator(); 1427adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project while (streamIt.hasNext()) { 1428adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamClass streamClass = streamIt.next(); 1429adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project readObjectForClass(null, streamClass); 1430adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1431adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 1432adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ArrayList<Class<?>> classList = new ArrayList<Class<?>>(32); 1433adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> nextClass = object.getClass(); 1434adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project while (nextClass != null) { 1435adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> testClass = nextClass.getSuperclass(); 1436adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (testClass != null) { 1437adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project classList.add(0, nextClass); 1438adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1439adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project nextClass = testClass; 1440adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1441adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int lastIndex = 0; 1442adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (int i = 0; i < classList.size(); i++) { 1443adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> superclass = classList.get(i); 1444adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int index = findStreamSuperclass(superclass, streamClassList, 1445adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project lastIndex); 1446adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (index == -1) { 1447f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson readObjectNoData(object, superclass, ObjectStreamClass.lookupStreamClass(superclass)); 1448adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 1449adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (int j = lastIndex; j <= index; j++) { 1450adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project readObjectForClass(object, streamClassList.get(j)); 1451adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1452adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project lastIndex = index + 1; 1453adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1454adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1455adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1456adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1457adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1458adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private int findStreamSuperclass(Class<?> cl, 1459adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ArrayList<ObjectStreamClass> classList, int lastIndex) { 1460adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamClass objCl; 1461adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project String forName; 1462adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1463adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (int i = lastIndex; i < classList.size(); i++) { 1464adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project objCl = classList.get(i); 1465adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project forName = objCl.forClass().getName(); 1466adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1467adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (objCl.getName().equals(forName)) { 1468adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (cl.getName().equals(objCl.getName())) { 1469adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return i; 1470adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1471adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 1472adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // there was a class replacement 1473adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (cl.getName().equals(forName)) { 1474adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return i; 1475adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1476adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1477adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1478adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return -1; 1479adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1480adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1481f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson private void readObjectNoData(Object object, Class<?> cl, ObjectStreamClass classDesc) 1482adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws ObjectStreamException { 1483f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson if (!classDesc.isSerializable()) { 1484adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return; 1485adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1486f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson if (classDesc.hasMethodReadObjectNoData()){ 1487f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson final Method readMethod = classDesc.getMethodReadObjectNoData(); 1488adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 1489adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project readMethod.invoke(object, new Object[0]); 1490adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } catch (InvocationTargetException e) { 1491adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Throwable ex = e.getTargetException(); 1492adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (ex instanceof RuntimeException) { 1493adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw (RuntimeException) ex; 1494adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else if (ex instanceof Error) { 1495adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw (Error) ex; 1496adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1497adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw (ObjectStreamException) ex; 1498adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } catch (IllegalAccessException e) { 1499adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new RuntimeException(e.toString()); 1500adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1501adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1502f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 1503adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1504adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1505adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private void readObjectForClass(Object object, ObjectStreamClass classDesc) 1506adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws IOException, ClassNotFoundException, NotActiveException { 1507adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Have to do this before calling defaultReadObject or anything that 1508adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // calls defaultReadObject 1509adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project currentObject = object; 1510adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project currentClass = classDesc; 1511adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1512adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project boolean hadWriteMethod = (classDesc.getFlags() & SC_WRITE_METHOD) > 0; 1513adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> targetClass = classDesc.forClass(); 1514f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 1515adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project final Method readMethod; 1516adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (targetClass == null || !mustResolve) { 1517adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project readMethod = null; 1518adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 1519f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson readMethod = classDesc.getMethodReadObject(); 1520adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1521adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 1522adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (readMethod != null) { 1523adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // We have to be able to fetch its value, even if it is private 1524adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project AccessController.doPrivileged(new PriviAction<Object>( 1525adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project readMethod)); 1526adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 1527adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project readMethod.invoke(object, new Object[] { this }); 1528adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } catch (InvocationTargetException e) { 1529adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Throwable ex = e.getTargetException(); 1530adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (ex instanceof ClassNotFoundException) { 1531adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw (ClassNotFoundException) ex; 1532adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else if (ex instanceof RuntimeException) { 1533adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw (RuntimeException) ex; 1534adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else if (ex instanceof Error) { 1535adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw (Error) ex; 1536adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1537adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw (IOException) ex; 1538adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } catch (IllegalAccessException e) { 1539adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new RuntimeException(e.toString()); 1540adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1541adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 1542adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project defaultReadObject(); 1543adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1544adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (hadWriteMethod) { 1545adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project discardData(); 1546adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1547adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } finally { 1548adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Cleanup, needs to run always so that we can later detect invalid 1549adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // calls to defaultReadObject 1550adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project currentObject = null; // We did not set this, so we do not need to 1551adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // clean it 1552adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project currentClass = null; 1553adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1554adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1555adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1556adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1557adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads an integer (32 bit) from the source stream. 1558f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1559adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the integer value read from the source stream. 1560adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws EOFException 1561adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the end of the input is reached before the read 1562adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * request can be satisfied. 1563adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1564adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 1565adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1566adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public int readInt() throws IOException { 1567adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return primitiveTypes.readInt(); 1568adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1569adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1570adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1571f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * Reads the next line from the source stream. Lines are terminated by 1572adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code '\r'}, {@code '\n'}, {@code "\r\n"} or an {@code EOF}. 1573f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1574adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the string read from the source stream. 1575adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1576adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 1577adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @deprecated Use {@link BufferedReader} 1578adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1579adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project @Deprecated 1580adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public String readLine() throws IOException { 1581adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return primitiveTypes.readLine(); 1582adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1583adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1584adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1585adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads a long (64 bit) from the source stream. 1586f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1587adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the long value read from the source stream. 1588adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws EOFException 1589adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the end of the input is reached before the read 1590adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * request can be satisfied. 1591adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1592adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 1593adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1594adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public long readLong() throws IOException { 1595adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return primitiveTypes.readLong(); 1596adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1597adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1598adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1599adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Read a new array from the receiver. It is assumed the array has not been 1600adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * read yet (not a cyclic reference). Return the array read. 1601f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1602adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param unshared 1603adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * read the object unshared 1604adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the array read 1605f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1606adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1607adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the array. 1608adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 1609adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If a class for one of the objects could not be found 1610adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws OptionalDataException 1611adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If optional data could not be found when reading the array. 1612adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1613adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private Object readNewArray(boolean unshared) throws OptionalDataException, 1614adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ClassNotFoundException, IOException { 1615adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamClass classDesc = readClassDesc(); 1616adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1617adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (classDesc == null) { 161803c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes throw new InvalidClassException(Msg.getString("K00d1")); 1619adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1620adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1621f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson Integer newHandle = nextHandle(); 1622adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1623adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Array size 1624adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int size = input.readInt(); 1625adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> arrayClass = classDesc.forClass(); 1626adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> componentType = arrayClass.getComponentType(); 1627adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Object result = Array.newInstance(componentType, size); 1628adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1629adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project registerObjectRead(result, newHandle, unshared); 1630adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1631adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Now we have code duplication just because Java is typed. We have to 1632adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // read N elements and assign to array positions, but we must typecast 1633adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // the array first, and also call different methods depending on the 1634adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // elements. 1635adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (componentType.isPrimitive()) { 1636adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (componentType == Integer.TYPE) { 1637adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int[] intArray = (int[]) result; 1638adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (int i = 0; i < size; i++) { 1639adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project intArray[i] = input.readInt(); 1640adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1641adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else if (componentType == Byte.TYPE) { 1642adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project byte[] byteArray = (byte[]) result; 1643adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project input.readFully(byteArray, 0, size); 1644adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else if (componentType == Character.TYPE) { 1645adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project char[] charArray = (char[]) result; 1646adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (int i = 0; i < size; i++) { 1647adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project charArray[i] = input.readChar(); 1648adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1649adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else if (componentType == Short.TYPE) { 1650adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project short[] shortArray = (short[]) result; 1651adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (int i = 0; i < size; i++) { 1652adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project shortArray[i] = input.readShort(); 1653adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1654adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else if (componentType == Boolean.TYPE) { 1655adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project boolean[] booleanArray = (boolean[]) result; 1656adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (int i = 0; i < size; i++) { 1657adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project booleanArray[i] = input.readBoolean(); 1658adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1659adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else if (componentType == Long.TYPE) { 1660adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project long[] longArray = (long[]) result; 1661adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (int i = 0; i < size; i++) { 1662adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project longArray[i] = input.readLong(); 1663adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1664adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else if (componentType == Float.TYPE) { 1665adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project float[] floatArray = (float[]) result; 1666adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (int i = 0; i < size; i++) { 1667adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project floatArray[i] = input.readFloat(); 1668adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1669adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else if (componentType == Double.TYPE) { 1670adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project double[] doubleArray = (double[]) result; 1671adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (int i = 0; i < size; i++) { 1672adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project doubleArray[i] = input.readDouble(); 1673adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1674adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 1675adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new ClassNotFoundException(Msg.getString( 167603c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes "K00d7", classDesc.getName())); 1677adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1678adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 1679adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Array of Objects 1680adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Object[] objectArray = (Object[]) result; 1681adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (int i = 0; i < size; i++) { 1682f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // TODO: This place is the opportunity for enhancement 1683f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // We can implement writing elements through fast-path, 1684f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // without setting up the context (see readObject()) for 1685f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // each element with public API 1686adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project objectArray[i] = readObject(); 1687adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1688adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1689adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (enableResolve) { 1690adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project result = resolveObject(result); 1691adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project registerObjectRead(result, newHandle, false); 1692adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1693adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return result; 1694adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1695adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1696adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1697adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads a new class from the receiver. It is assumed the class has not been 1698adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * read yet (not a cyclic reference). Return the class read. 1699f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1700adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param unshared 1701adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * read the object unshared 1702adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return The {@code java.lang.Class} read from the stream. 1703f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1704adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1705adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the class. 1706adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 1707adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If a class for one of the objects could not be found 1708adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1709adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private Class<?> readNewClass(boolean unshared) 1710adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws ClassNotFoundException, IOException { 1711adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamClass classDesc = readClassDesc(); 1712adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1713adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (classDesc != null) { 1714adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> localClass = classDesc.forClass(); 1715adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (localClass != null) { 1716f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson registerObjectRead(localClass, nextHandle(), unshared); 1717adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1718adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return localClass; 1719adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 172003c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes throw new InvalidClassException(Msg.getString("K00d1")); 1721adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1722adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1723adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /* 1724adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * read class type for Enum, note there's difference between enum and normal 1725adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * classes 1726adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1727adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private ObjectStreamClass readEnumDesc() throws IOException, 1728adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ClassNotFoundException { 1729adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project byte tc = nextTC(); 1730adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project switch (tc) { 1731adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_CLASSDESC: 1732adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readEnumDescInternal(); 1733adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_REFERENCE: 1734adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return (ObjectStreamClass) readCyclicReference(); 1735adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_NULL: 1736adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return null; 1737adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project default: 1738adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new StreamCorruptedException(Msg.getString( 173903c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes "K00d2", Integer.toHexString(tc & 0xff))); 1740adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1741adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1742adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1743adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private ObjectStreamClass readEnumDescInternal() throws IOException, 1744adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ClassNotFoundException { 1745adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamClass classDesc; 1746adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project primitiveData = input; 1747adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Integer oldHandle = descriptorHandle; 1748f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson descriptorHandle = nextHandle(); 1749adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project classDesc = readClassDescriptor(); 1750f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson registerObjectRead(classDesc, descriptorHandle, false); 1751adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project descriptorHandle = oldHandle; 1752adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project primitiveData = emptyStream; 1753adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project classDesc.setClass(resolveClass(classDesc)); 1754adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Consume unread class annotation data and TC_ENDBLOCKDATA 1755adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project discardData(); 1756adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamClass superClass = readClassDesc(); 1757adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkedSetSuperClassDesc(classDesc, superClass); 1758adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Check SUIDs, note all SUID for Enum is 0L 1759adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (0L != classDesc.getSerialVersionUID() 1760adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project || 0L != superClass.getSerialVersionUID()) { 1761adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new InvalidClassException(superClass.getName(), Msg 176203c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes .getString("K00da", superClass, 1763adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project superClass)); 1764adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1765adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project byte tc = nextTC(); 1766adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // discard TC_ENDBLOCKDATA after classDesc if any 1767adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (tc == TC_ENDBLOCKDATA) { 1768adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // read next parent class. For enum, it may be null 1769adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project superClass.setSuperclass(readClassDesc()); 1770adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 1771adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // not TC_ENDBLOCKDATA, push back for next read 1772adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project pushbackTC(); 1773adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1774adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return classDesc; 1775adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1776adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1777adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project @SuppressWarnings("unchecked")// For the Enum.valueOf call 1778adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private Object readEnum(boolean unshared) throws OptionalDataException, 1779adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ClassNotFoundException, IOException { 1780adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // read classdesc for Enum first 1781adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamClass classDesc = readEnumDesc(); 1782f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson Integer newHandle = nextHandle(); 1783adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // read name after class desc 1784adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project String name; 1785adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project byte tc = nextTC(); 1786adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project switch (tc) { 1787adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_REFERENCE: 1788adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (unshared) { 1789adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project readNewHandle(); 179003c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes throw new InvalidObjectException(Msg.getString("KA002")); 1791adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1792adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project name = (String) readCyclicReference(); 1793adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project break; 1794adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project case TC_STRING: 1795adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project name = (String) readNewString(unshared); 1796adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project break; 1797adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project default: 1798fd6bb3510c2f94d636f3572dcf5f7f4dcd1a2726Elliott Hughes throw new StreamCorruptedException(Msg.getString("K00d2")); 1799adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1800adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1801adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Enum<?> result = Enum.valueOf((Class) classDesc.forClass(), name); 1802adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project registerObjectRead(result, newHandle, unshared); 1803adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1804adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return result; 1805adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1806adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1807adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1808adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads a new class descriptor from the receiver. It is assumed the class 1809adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * descriptor has not been read yet (not a cyclic reference). Return the 1810adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * class descriptor read. 1811f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1812adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param unshared 1813adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * read the object unshared 1814adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return The {@code ObjectStreamClass} read from the stream. 1815f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1816adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1817adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the class 1818adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * descriptor. 1819adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 1820adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If a class for one of the objects could not be found 1821adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1822adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private ObjectStreamClass readNewClassDesc(boolean unshared) 1823adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws ClassNotFoundException, IOException { 1824adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // So read...() methods can be used by 1825adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // subclasses during readClassDescriptor() 1826adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project primitiveData = input; 1827adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Integer oldHandle = descriptorHandle; 1828f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson descriptorHandle = nextHandle(); 1829adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamClass newClassDesc = readClassDescriptor(); 1830f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson registerObjectRead(newClassDesc, descriptorHandle, unshared); 1831adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project descriptorHandle = oldHandle; 1832adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project primitiveData = emptyStream; 1833adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1834adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // We need to map classDesc to class. 1835adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 1836adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project newClassDesc.setClass(resolveClass(newClassDesc)); 1837f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // Check SUIDs & base name of the class 1838f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson verifyAndInit(newClassDesc); 1839adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } catch (ClassNotFoundException e) { 1840adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (mustResolve) { 1841adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw e; 1842adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Just continue, the class may not be required 1843adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1844adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1845adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1846adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Resolve the field signatures using the class loader of the 1847adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // resolved class 1848adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamField[] fields = newClassDesc.getLoadFields(); 1849adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project fields = (null == fields ? new ObjectStreamField[] {} : fields); 1850adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ClassLoader loader = newClassDesc.forClass() == null ? callerClassLoader 1851adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project : newClassDesc.forClass().getClassLoader(); 1852adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (ObjectStreamField element : fields) { 1853adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project element.resolve(loader); 1854adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1855adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1856adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Consume unread class annotation data and TC_ENDBLOCKDATA 1857adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project discardData(); 1858adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkedSetSuperClassDesc(newClassDesc, readClassDesc()); 1859adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return newClassDesc; 1860adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1861adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1862adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1863adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads a new proxy class descriptor from the receiver. It is assumed the 1864adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * proxy class descriptor has not been read yet (not a cyclic reference). 1865adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Return the proxy class descriptor read. 1866f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1867adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return The {@code Class} read from the stream. 1868f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1869adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1870adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the class 1871adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * descriptor. 1872adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 1873adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If a class for one of the objects could not be found 1874adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1875adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private Class<?> readNewProxyClassDesc() throws ClassNotFoundException, 1876adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project IOException { 1877adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int count = input.readInt(); 1878adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project String[] interfaceNames = new String[count]; 1879adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (int i = 0; i < count; i++) { 1880adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project interfaceNames[i] = input.readUTF(); 1881adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1882adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> proxy = resolveProxyClass(interfaceNames); 1883adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Consume unread class annotation data and TC_ENDBLOCKDATA 1884adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project discardData(); 1885adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return proxy; 1886adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1887adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1888adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1889adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads a class descriptor from the source stream. 1890f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1891adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the class descriptor read from the source stream. 1892adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 1893adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if a class for one of the objects cannot be found. 1894adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1895adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 1896adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 189703c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes protected ObjectStreamClass readClassDescriptor() throws IOException, ClassNotFoundException { 1898adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamClass newClassDesc = new ObjectStreamClass(); 1899adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project String name = input.readUTF(); 1900f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson if (name.length() == 0) { 190103c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes throw new IOException("The stream is corrupted"); 1902adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1903adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project newClassDesc.setName(name); 1904adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project newClassDesc.setSerialVersionUID(input.readLong()); 1905adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project newClassDesc.setFlags(input.readByte()); 1906adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1907f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson /* 1908f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * We must register the class descriptor before reading field 1909f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * descriptors. If called outside of readObject, the descriptorHandle 1910f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * might be null. 1911f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson */ 1912f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson descriptorHandle = (null == descriptorHandle ? nextHandle() : descriptorHandle); 1913adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project registerObjectRead(newClassDesc, descriptorHandle, false); 1914adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1915adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project readFieldDescriptors(newClassDesc); 1916adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return newClassDesc; 1917adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1918adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1919adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1920adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Creates the proxy class that implements the interfaces specified in 1921adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code interfaceNames}. 1922f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1923adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param interfaceNames 1924adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the interfaces used to create the proxy class. 1925adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the proxy class. 1926adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 1927adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the proxy class or any of the specified interfaces cannot 1928adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * be created. 1929adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1930adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 1931adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see ObjectOutputStream#annotateProxyClass(Class) 1932adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1933adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project protected Class<?> resolveProxyClass(String[] interfaceNames) 1934adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws IOException, ClassNotFoundException { 1935f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // TODO: This method is opportunity for performance enhancement 1936f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // We can cache the classloader and recently used interfaces. 1937f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // BEGIN android-changed 1938adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // ClassLoader loader = VM.getNonBootstrapClassLoader(); 1939adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ClassLoader loader = ClassLoader.getSystemClassLoader(); 1940f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // END android-changed 1941adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?>[] interfaces = new Class<?>[interfaceNames.length]; 1942adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (int i = 0; i < interfaceNames.length; i++) { 1943adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project interfaces[i] = Class.forName(interfaceNames[i], false, loader); 1944adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1945adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 1946adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return Proxy.getProxyClass(loader, interfaces); 1947adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } catch (IllegalArgumentException e) { 1948adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new ClassNotFoundException(e.toString(), e); 1949adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1950adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1951adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1952adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1953adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Write a new handle describing a cyclic reference from the stream. 1954f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1955adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the handle read 1956f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1957adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1958adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the handle 1959adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1960f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson private int readNewHandle() throws IOException { 1961f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson return input.readInt(); 1962adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1963adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1964f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson private Class<?> resolveConstructorClass(Class<?> objectClass, boolean wasSerializable, boolean wasExternalizable) 1965f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson throws OptionalDataException, ClassNotFoundException, IOException { 1966adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1967adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // The class of the instance may not be the same as the class of the 1968adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // constructor to run 1969adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // This is the constructor to run if Externalizable 1970adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> constructorClass = objectClass; 1971adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1972adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // WARNING - What if the object is serializable and externalizable ? 1973adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Is that possible ? 1974adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (wasSerializable) { 1975adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Now we must run the constructor of the class just above the 1976adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // one that implements Serializable so that slots that were not 1977adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // dumped can be initialized properly 1978adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project while (constructorClass != null 1979adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project && ObjectStreamClass.isSerializable(constructorClass)) { 1980adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project constructorClass = constructorClass.getSuperclass(); 1981adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1982adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1983adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1984adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Fetch the empty constructor, or null if none. 1985adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Constructor<?> constructor = null; 1986adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (constructorClass != null) { 1987adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 1988adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project constructor = constructorClass 1989adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project .getDeclaredConstructor(ObjectStreamClass.EMPTY_CONSTRUCTOR_PARAM_TYPES); 1990adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } catch (NoSuchMethodException nsmEx) { 1991adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Ignored 1992adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1993adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1994adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1995adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Has to have an empty constructor 1996adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (constructor == null) { 1997adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new InvalidClassException(constructorClass.getName(), Msg 199803c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes .getString("K00dc")); 1999adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2000adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2001adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int constructorModifiers = constructor.getModifiers(); 2002adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2003adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Now we must check if the empty constructor is visible to the 2004adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // instantiation class 2005adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (Modifier.isPrivate(constructorModifiers) 2006adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project || (wasExternalizable && !Modifier 2007adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project .isPublic(constructorModifiers))) { 2008adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new InvalidClassException(constructorClass.getName(), Msg 200903c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes .getString("K00dc")); 2010adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2011adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2012adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // We know we are testing from a subclass, so the only other case 2013adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // where the visibility is not allowed is when the constructor has 2014adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // default visibility and the instantiation class is in a different 2015adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // package than the constructor class 2016adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!Modifier.isPublic(constructorModifiers) 2017adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project && !Modifier.isProtected(constructorModifiers)) { 2018adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Not public, not private and not protected...means default 2019adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // visibility. Check if same package 2020adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!inSamePackage(constructorClass, objectClass)) { 2021adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new InvalidClassException(constructorClass.getName(), 202203c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes Msg.getString("K00dc")); 2023adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2024adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2025adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2026f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson return constructorClass; 2027f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson } 2028f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2029f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson /** 2030f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * Read a new object from the stream. It is assumed the object has not been 2031f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * loaded yet (not a cyclic reference). Return the object read. 2032f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2033f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * If the object implements <code>Externalizable</code> its 2034f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * <code>readExternal</code> is called. Otherwise, all fields described by 2035f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * the class hierarchy are loaded. Each class can define how its declared 2036f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * instance fields are loaded by defining a private method 2037f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * <code>readObject</code> 2038f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2039f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * @param unshared 2040f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * read the object unshared 2041f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * @return the object read 2042f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2043f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * @throws IOException 2044f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * If an IO exception happened when reading the object. 2045f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * @throws OptionalDataException 2046f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * If optional data could not be found when reading the object 2047f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * graph 2048f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * @throws ClassNotFoundException 2049f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * If a class for one of the objects could not be found 2050f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson */ 2051f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson private Object readNewObject(boolean unshared) 2052f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson throws OptionalDataException, ClassNotFoundException, IOException { 2053f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson ObjectStreamClass classDesc = readClassDesc(); 2054f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2055f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson if (classDesc == null) { 205603c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes throw new InvalidClassException(Msg.getString("K00d1")); 2057f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson } 2058f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2059f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson Integer newHandle = nextHandle(); 2060f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2061f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // Note that these values come from the Stream, and in fact it could be 2062f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // that the classes have been changed so that the info below now 2063f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // conflicts with the newer class 2064f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson boolean wasExternalizable = (classDesc.getFlags() & SC_EXTERNALIZABLE) > 0; 2065f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson boolean wasSerializable = (classDesc.getFlags() & SC_SERIALIZABLE) > 0; 2066f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2067f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2068f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // Maybe we should cache the values above in classDesc ? It may be the 2069f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // case that when reading classDesc we may need to read more stuff 2070f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // depending on the values above 2071f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson Class<?> objectClass = classDesc.forClass(); 2072f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2073f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson Object result, registeredResult = null; 2074f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson if (objectClass != null) { 2075f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2076f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // BEGIN android-changed 2077f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // long constructor = classDesc.getConstructor(); 2078f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // if (constructor == ObjectStreamClass.CONSTRUCTOR_IS_NOT_RESOLVED) { 2079f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // constructor = accessor.getMethodID(resolveConstructorClass(objectClass, wasSerializable, wasExternalizable), null, new Class[0]); 2080f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // classDesc.setConstructor(constructor); 2081f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // } 2082f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson Class constructorClass = resolveConstructorClass(objectClass, wasSerializable, wasExternalizable); 2083f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // END android-changed 2084f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2085adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Now we know which class to instantiate and which constructor to 2086adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // run. We are allowed to run the constructor. 2087f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // BEGIN android-changed 2088f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // result = accessor.newInstance(objectClass, constructor, null); 2089adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project result = newInstance(objectClass, constructorClass); 2090f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // END android-changed 2091adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project registerObjectRead(result, newHandle, unshared); 2092adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2093adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project registeredResult = result; 2094adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 2095adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project result = null; 2096adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2097adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2098adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 2099adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // This is how we know what to do in defaultReadObject. And it is 2100adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // also used by defaultReadObject to check if it was called from an 2101adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // invalid place. It also allows readExternal to call 2102adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // defaultReadObject and have it work. 2103adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project currentObject = result; 2104adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project currentClass = classDesc; 2105adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2106adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // If Externalizable, just let the object read itself 2107adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (wasExternalizable) { 2108adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project boolean blockData = (classDesc.getFlags() & SC_BLOCK_DATA) > 0; 2109adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!blockData) { 2110adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project primitiveData = input; 2111adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2112adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (mustResolve) { 2113adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Externalizable extern = (Externalizable) result; 2114adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project extern.readExternal(this); 2115adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2116adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (blockData) { 2117adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Similar to readHierarchy. Anything not read by 2118adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // readExternal has to be consumed here 2119adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project discardData(); 2120adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 2121adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project primitiveData = emptyStream; 2122adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2123adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 2124adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // If we got here, it is Serializable but not Externalizable. 2125adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Walk the hierarchy reading each class' slots 2126adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project readHierarchy(result, classDesc); 2127adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2128adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } finally { 2129adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Cleanup, needs to run always so that we can later detect invalid 2130adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // calls to defaultReadObject 2131adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project currentObject = null; 2132adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project currentClass = null; 2133adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2134adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2135adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (objectClass != null) { 2136f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2137f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson if (classDesc.hasMethodReadResolve()){ 2138f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson Method methodReadResolve = classDesc.getMethodReadResolve(); 2139f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson try { 2140f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson result = methodReadResolve.invoke(result, (Object[]) null); 2141f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson } catch (IllegalAccessException iae) { 2142f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson } catch (InvocationTargetException ite) { 2143f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson Throwable target = ite.getTargetException(); 2144f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson if (target instanceof ObjectStreamException) { 2145f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson throw (ObjectStreamException) target; 2146f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson } else if (target instanceof Error) { 2147f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson throw (Error) target; 2148adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 2149f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson throw (RuntimeException) target; 2150adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2151adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2152f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2153adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2154adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2155adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // We get here either if class-based replacement was not needed or if it 2156adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // was needed but produced the same object or if it could not be 2157adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // computed. 2158adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2159adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // The object to return is the one we instantiated or a replacement for 2160adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // it 2161adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (result != null && enableResolve) { 2162adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project result = resolveObject(result); 2163adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2164adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (registeredResult != result) { 2165adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project registerObjectRead(result, newHandle, unshared); 2166adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2167adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return result; 2168adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2169adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2170adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2171adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Read a string encoded in {@link DataInput modified UTF-8} from the 2172adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * receiver. Return the string read. 2173f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2174adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param unshared 2175adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * read the object unshared 2176adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the string just read. 2177adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 2178adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the String. 2179adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2180adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private Object readNewString(boolean unshared) throws IOException { 2181adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Object result = input.readUTF(); 2182adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (enableResolve) { 2183adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project result = resolveObject(result); 2184adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2185d21d78fd49a2d798218e8c8aefbddb26a0e71bbbElliott Hughes registerObjectRead(result, nextHandle(), unshared); 2186adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2187adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return result; 2188adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2189adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2190adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2191adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Read a new String in UTF format from the receiver. Return the string 2192adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * read. 2193f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2194adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param unshared 2195adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * read the object unshared 2196adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the string just read. 2197f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2198adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 2199adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO exception happened when reading the String. 2200adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2201adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private Object readNewLongString(boolean unshared) throws IOException { 2202adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project long length = input.readLong(); 2203adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Object result = input.decodeUTF((int) length); 2204adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (enableResolve) { 2205adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project result = resolveObject(result); 2206adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2207f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson registerObjectRead(result, nextHandle(), unshared); 2208adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2209adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return result; 2210adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2211adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2212adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2213adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads the next object from the source stream. 2214f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2215adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the object read from the source stream. 2216adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 2217adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the class of one of the objects in the object graph cannot 2218adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * be found. 2219adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 2220adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 2221adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws OptionalDataException 2222adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if primitive data types were found instead of an object. 2223adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see ObjectOutputStream#writeObject(Object) 2224adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2225adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public final Object readObject() throws OptionalDataException, 2226adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ClassNotFoundException, IOException { 2227adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readObject(false); 2228adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2229adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2230adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2231adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads the next unshared object from the source stream. 2232f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2233adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the new object read. 2234adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 2235adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the class of one of the objects in the object graph cannot 2236adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * be found. 2237adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 2238adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 2239adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see ObjectOutputStream#writeUnshared 2240adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2241adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public Object readUnshared() throws IOException, ClassNotFoundException { 2242adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readObject(true); 2243adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2244adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2245adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private Object readObject(boolean unshared) throws OptionalDataException, 2246adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ClassNotFoundException, IOException { 2247adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project boolean restoreInput = (primitiveData == input); 2248adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (restoreInput) { 2249adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project primitiveData = emptyStream; 2250adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2251adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2252adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // This is the spec'ed behavior in JDK 1.2. Very bizarre way to allow 2253adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // behavior overriding. 2254adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (subclassOverridingImplementation && !unshared) { 2255adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return readObjectOverride(); 2256adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2257adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2258adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // If we still had primitive types to read, should we discard them 2259adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // (reset the primitiveTypes stream) or leave as is, so that attempts to 2260adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // read primitive types won't read 'past data' ??? 2261adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Object result; 2262adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 2263adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // We need this so we can tell when we are returning to the 2264adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // original/outside caller 2265adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (++nestedLevels == 1) { 2266adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Remember the caller's class loader 2267adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // BEGIN android-changed 2268adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project callerClassLoader = getClosestUserClassLoader(); 2269adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // END android-changed 2270adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2271adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2272adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project result = readNonPrimitiveContent(unshared); 2273adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (restoreInput) { 2274adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project primitiveData = input; 2275adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2276adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } finally { 2277adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // We need this so we can tell when we are returning to the 2278adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // original/outside caller 2279adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (--nestedLevels == 0) { 2280adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // We are going to return to the original caller, perform 2281adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // cleanups. 2282adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // No more need to remember the caller's class loader 2283adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project callerClassLoader = null; 2284adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2285adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2286adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2287adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Done reading this object. Is it time to return to the original 2288adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // caller? If so we need to perform validations first. 2289adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (nestedLevels == 0 && validations != null) { 2290adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // We are going to return to the original caller. If validation is 2291adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // enabled we need to run them now and then cleanup the validation 2292adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // collection 2293adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 2294adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (InputValidationDesc element : validations) { 2295adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project element.validator.validateObject(); 2296adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2297adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } finally { 2298adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Validations have to be renewed, since they are only called 2299adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // from readObject 2300adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project validations = null; 2301adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2302adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2303adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return result; 2304adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2305adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2306adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // BEGIN android-added 2307adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private static final ClassLoader bootstrapLoader 2308adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project = Object.class.getClassLoader(); 2309adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private static final ClassLoader systemLoader 2310adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project = ClassLoader.getSystemClassLoader(); 2311adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2312adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2313adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Searches up the call stack to find the closest user-defined class loader. 2314adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 2315adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return a user-defined class loader or null if one isn't found 2316adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2317adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private static ClassLoader getClosestUserClassLoader() { 2318adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?>[] stackClasses = VMStack.getClasses(-1, false); 2319adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (Class<?> stackClass : stackClasses) { 2320adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ClassLoader loader = stackClass.getClassLoader(); 2321adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (loader != null && loader != bootstrapLoader 2322adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project && loader != systemLoader) { 2323adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return loader; 2324adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2325adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2326adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return null; 2327adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2328adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // END android-added 2329adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2330adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2331adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Method to be overriden by subclasses to read the next object from the 2332adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * source stream. 2333f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2334adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the object read from the source stream. 2335adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 2336adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the class of one of the objects in the object graph cannot 2337adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * be found. 2338adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 2339adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 2340adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws OptionalDataException 2341adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if primitive data types were found instead of an object. 2342adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see ObjectOutputStream#writeObjectOverride 2343adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2344adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project protected Object readObjectOverride() throws OptionalDataException, 2345adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ClassNotFoundException, IOException { 2346adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (input == null) { 2347adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return null; 2348adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2349adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Subclasses must override. 2350adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new IOException(); 2351adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2352adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2353adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2354adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads a short (16 bit) from the source stream. 2355f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2356adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the short value read from the source stream. 2357adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 2358adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 2359adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2360adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public short readShort() throws IOException { 2361adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return primitiveTypes.readShort(); 2362adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2363adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2364adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2365adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads and validates the ObjectInputStream header from the source stream. 2366f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2367adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 2368adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 2369adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws StreamCorruptedException 2370adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the source stream does not contain readable serialized 2371adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * objects. 2372adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2373adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project protected void readStreamHeader() throws IOException, 2374adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project StreamCorruptedException { 2375adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (input.readShort() == STREAM_MAGIC 2376adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project && input.readShort() == STREAM_VERSION) { 2377adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return; 2378adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2379adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new StreamCorruptedException(); 2380adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2381adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2382adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2383adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads an unsigned byte (8 bit) from the source stream. 2384f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2385adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the unsigned byte value read from the source stream packaged in 2386adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * an integer. 2387adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws EOFException 2388adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the end of the input is reached before the read 2389adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * request can be satisfied. 2390adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 2391adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 2392adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2393adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public int readUnsignedByte() throws IOException { 2394adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return primitiveTypes.readUnsignedByte(); 2395adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2396adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2397adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2398adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads an unsigned short (16 bit) from the source stream. 2399f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2400adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the unsigned short value read from the source stream packaged in 2401adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * an integer. 2402adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws EOFException 2403adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the end of the input is reached before the read 2404adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * request can be satisfied. 2405adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 2406adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 2407adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2408adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public int readUnsignedShort() throws IOException { 2409adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return primitiveTypes.readUnsignedShort(); 2410adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2411adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2412adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2413adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reads a string encoded in {@link DataInput modified UTF-8} from the 2414adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * source stream. 2415f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2416adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the string encoded in {@link DataInput modified UTF-8} read from 2417adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the source stream. 2418adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws EOFException 2419adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the end of the input is reached before the read 2420adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * request can be satisfied. 2421adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 2422adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading from the source stream. 2423adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2424adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public String readUTF() throws IOException { 2425adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return primitiveTypes.readUTF(); 2426adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2427adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2428adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2429adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Return the object previously read tagged with handle {@code handle}. 2430f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2431adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param handle 2432adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * The handle that this object was assigned when it was read. 2433adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the object previously read. 2434f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2435adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws InvalidObjectException 2436adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If there is no previously read object with this handle 2437adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2438adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private Object registeredObjectRead(Integer handle) 2439adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws InvalidObjectException { 2440adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Object res = objectsRead.get(handle); 2441adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2442adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (res == UNSHARED_OBJ) { 244303c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes throw new InvalidObjectException(Msg.getString("KA010")); 2444adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2445adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2446adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return res; 2447adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2448adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2449adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2450adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Assume object {@code obj} has been read, and assign a handle to 2451adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * it, {@code handle}. 2452f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2453adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param obj 2454adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Non-null object being loaded. 2455adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param handle 2456adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * An Integer, the handle to this object 2457adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param unshared 2458adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Boolean, indicates that caller is reading in unshared mode 2459f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2460adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see #nextHandle 2461adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2462adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private void registerObjectRead(Object obj, Integer handle, boolean unshared) { 2463adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project objectsRead.put(handle, unshared ? UNSHARED_OBJ : obj); 2464adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2465adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2466adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2467adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Registers a callback for post-deserialization validation of objects. It 2468adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * allows to perform additional consistency checks before the {@code 2469adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * readObject()} method of this class returns its result to the caller. This 2470adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * method can only be called from within the {@code readObject()} method of 2471adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * a class that implements "special" deserialization rules. It can be called 2472adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * multiple times. Validation callbacks are then done in order of decreasing 2473adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * priority, defined by {@code priority}. 2474f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2475adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param object 2476adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * an object that can validate itself by receiving a callback. 2477adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param priority 2478adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the validator's priority. 2479adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws InvalidObjectException 2480adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if {@code object} is {@code null}. 2481adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws NotActiveException 2482adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if this stream is currently not reading objects. In that 2483adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * case, calling this method is not allowed. 2484adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see ObjectInputValidation#validateObject() 2485adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2486adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public synchronized void registerValidation(ObjectInputValidation object, 2487adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int priority) throws NotActiveException, InvalidObjectException { 2488adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Validation can only be registered when inside readObject calls 2489adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Object instanceBeingRead = this.currentObject; 2490adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2491adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // We can't be called from just anywhere. There are rules. 2492f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson if (instanceBeingRead == null && nestedLevels == 0) { 2493adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new NotActiveException(); 2494adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2495adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (object == null) { 249603c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes throw new InvalidObjectException(Msg.getString("K00d9")); 2497adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2498adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // From now on it is just insertion in a SortedCollection. Since 2499adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // the Java class libraries don't provide that, we have to 2500adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // implement it from scratch here. 2501adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project InputValidationDesc desc = new InputValidationDesc(); 2502adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project desc.validator = object; 2503adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project desc.priority = priority; 2504adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // No need for this, validateObject does not take a parameter 2505adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // desc.toValidate = instanceBeingRead; 2506adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (validations == null) { 2507adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project validations = new InputValidationDesc[1]; 2508adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project validations[0] = desc; 2509adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 2510adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int i = 0; 2511adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project for (; i < validations.length; i++) { 2512adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project InputValidationDesc validation = validations[i]; 2513adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Sorted, higher priority first. 2514adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (priority >= validation.priority) { 2515adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project break; // Found the index where to insert 2516adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2517adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2518adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project InputValidationDesc[] oldValidations = validations; 2519adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int currentSize = oldValidations.length; 2520adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project validations = new InputValidationDesc[currentSize + 1]; 2521adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project System.arraycopy(oldValidations, 0, validations, 0, i); 2522adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project System.arraycopy(oldValidations, i, validations, i + 1, currentSize 2523adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project - i); 2524adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project validations[i] = desc; 2525adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2526adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2527adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2528adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2529adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reset the collection of objects already loaded by the receiver. 2530adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2531adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private void resetSeenObjects() { 2532f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson objectsRead = new HashMap<Integer, Object>(); 2533adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project currentHandle = baseWireHandle; 2534adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project primitiveData = emptyStream; 2535adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2536adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2537adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2538adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Reset the receiver. The collection of objects already read by the 2539adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * receiver is reset, and internal structures are also reset so that the 2540adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * receiver knows it is in a fresh clean state. 2541adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2542adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private void resetState() { 2543adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project resetSeenObjects(); 2544adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project hasPushbackTC = false; 2545adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project pushbackTC = 0; 2546adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // nestedLevels = 0; 2547adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2548adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2549adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2550adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Loads the Java class corresponding to the class descriptor {@code 2551adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * osClass} that has just been read from the source stream. 2552f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2553adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param osClass 2554adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * an ObjectStreamClass read from the source stream. 2555adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return a Class corresponding to the descriptor {@code osClass}. 2556adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws ClassNotFoundException 2557adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the class for an object cannot be found. 2558adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 2559adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an I/O error occurs while creating the class. 2560adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see ObjectOutputStream#annotateClass(Class) 2561adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2562adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project protected Class<?> resolveClass(ObjectStreamClass osClass) 2563adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws IOException, ClassNotFoundException { 2564f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // fastpath: obtain cached value 2565f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson Class<?> cls = osClass.forClass(); 2566adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (null == cls) { 2567f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // slowpath: resolve the class 2568f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson String className = osClass.getName(); 2569f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2570f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // if it is primitive class, for example, long.class 2571f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson cls = PRIMITIVE_CLASSES.get(className); 2572f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2573f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson if (null == cls) { 2574f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // not primitive class 2575f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // Use the first non-null ClassLoader on the stack. If null, use 2576f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // the system class loader 2577f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson cls = Class.forName(className, true, callerClassLoader); 2578f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson } 2579adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2580adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return cls; 2581adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2582adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2583adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2584adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Allows trusted subclasses to substitute the specified original {@code 2585adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * object} with a new object. Object substitution has to be activated first 2586adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * with calling {@code enableResolveObject(true)}. This implementation just 2587adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * returns {@code object}. 2588f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2589adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param object 2590adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the original object for which a replacement may be defined. 2591adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the replacement object for {@code object}. 2592adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 2593adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if any I/O error occurs while creating the replacement 2594adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * object. 2595adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see #enableResolveObject 2596adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see ObjectOutputStream#enableReplaceObject 2597adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see ObjectOutputStream#replaceObject 2598adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2599adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project protected Object resolveObject(Object object) throws IOException { 2600adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // By default no object replacement. Subclasses can override 2601adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return object; 2602adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2603adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2604f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // BEGIN android-added 2605f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2606f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson /* 2607f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * These methods set the value of a field named fieldName of instance. The 2608f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * field is declared by declaringClass. The field is the same type as the 2609f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * value parameter. 2610f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2611f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * these methods could be implemented non-natively on top of 2612f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * java.lang.reflect at the expense of extra object creation 2613f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * (java.lang.reflect.Field). Otherwise Serialization could not fetch 2614f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * private fields, except by the use of a native method like this one. 2615f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2616f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * @throws NoSuchFieldError If the field does not exist. 2617adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2618adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private static native void setField(Object instance, 2619adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> declaringClass, String fieldName, byte value) 2620adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws NoSuchFieldError; 2621adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2622f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2623adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private static native void setField(Object instance, 2624adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> declaringClass, String fieldName, char value) 2625adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws NoSuchFieldError; 2626adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2627f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2628adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private static native void setField(Object instance, 2629adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> declaringClass, String fieldName, double value) 2630adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws NoSuchFieldError; 2631adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2632adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private static native void setField(Object instance, 2633adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> declaringClass, String fieldName, float value) 2634adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws NoSuchFieldError; 2635adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2636adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private static native void setField(Object instance, 2637adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> declaringClass, String fieldName, int value) 2638adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws NoSuchFieldError; 2639adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2640adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private static native void setField(Object instance, 2641adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> declaringClass, String fieldName, long value) 2642adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws NoSuchFieldError; 2643adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2644adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private static native void objSetField(Object instance, 2645adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> declaringClass, String fieldName, String fieldTypeName, 2646adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Object value) throws NoSuchFieldError; 2647adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2648adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private static native void setField(Object instance, 2649adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> declaringClass, String fieldName, short value) 2650adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws NoSuchFieldError; 2651adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2652adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private static native void setField(Object instance, 2653adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> declaringClass, String fieldName, boolean value) 2654adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws NoSuchFieldError; 2655adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2656f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson // END android-added 2657f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2658adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2659adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Skips {@code length} bytes on the source stream. This method should not 2660adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * be used to skip bytes at any arbitrary position, just when reading 2661adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * primitive data types (int, char etc). 2662f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2663adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param length 2664adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the number of bytes to skip. 2665adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the number of bytes actually skipped. 2666adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 2667adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while skipping bytes on the source stream. 2668adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws NullPointerException 2669adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the source stream is {@code null}. 2670adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2671adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public int skipBytes(int length) throws IOException { 2672adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // To be used with available. Ok to call if reading primitive buffer 2673adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (input == null) { 2674adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new NullPointerException(); 2675adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2676adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2677adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int offset = 0; 2678adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project while (offset < length) { 2679adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkReadPrimitiveTypes(); 2680adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project long skipped = primitiveData.skip(length - offset); 2681adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (skipped == 0) { 2682adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return offset; 2683adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2684adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project offset += (int) skipped; 2685adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2686adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return length; 2687adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2688adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2689adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 2690f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * Verify if the SUID & the base name for descriptor 2691f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * <code>loadedStreamClass</code>matches 2692f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * the SUID & the base name of the corresponding loaded class and 2693f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * init private fields. 2694f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2695adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param loadedStreamClass 2696adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * An ObjectStreamClass that was loaded from the stream. 2697f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 2698adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws InvalidClassException 2699adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If the SUID of the stream class does not match the VM class 2700adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2701f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson private void verifyAndInit(ObjectStreamClass loadedStreamClass) 2702adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws InvalidClassException { 2703f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2704adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Class<?> localClass = loadedStreamClass.forClass(); 2705adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamClass localStreamClass = ObjectStreamClass 2706adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project .lookupStreamClass(localClass); 2707f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2708adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (loadedStreamClass.getSerialVersionUID() != localStreamClass 2709adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project .getSerialVersionUID()) { 2710adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new InvalidClassException(loadedStreamClass.getName(), Msg 271103c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes .getString("K00da", loadedStreamClass, 2712adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project localStreamClass)); 2713adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2714adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2715adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project String loadedClassBaseName = getBaseName(loadedStreamClass.getName()); 2716adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project String localClassBaseName = getBaseName(localStreamClass.getName()); 2717adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2718adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!loadedClassBaseName.equals(localClassBaseName)) { 2719adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new InvalidClassException(loadedStreamClass.getName(), Msg 272003c0a8e681c776fdba0389ab8593282139afc6d6Elliott Hughes .getString("KA015", loadedClassBaseName, 2721adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project localClassBaseName)); 2722adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2723f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson 2724f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson loadedStreamClass.initPrivateFields(localStreamClass); 2725adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2726adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2727adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private static String getBaseName(String fullName) { 2728f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson int k = fullName.lastIndexOf('.'); 2729adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2730adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (k == -1 || k == (fullName.length() - 1)) { 2731adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return fullName; 2732adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2733adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return fullName.substring(k + 1); 2734adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2735adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 2736adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Avoid recursive defining. 2737adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private static void checkedSetSuperClassDesc(ObjectStreamClass desc, 2738adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ObjectStreamClass superDesc) throws StreamCorruptedException { 2739adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (desc.equals(superDesc)) { 2740adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new StreamCorruptedException(); 2741adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2742adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project desc.setSuperclass(superDesc); 2743adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 2744adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project} 2745