1f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes/* 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 8f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes * 9adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 10f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes * 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 tests.support; 19adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 20adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.io.IOException; 21adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.io.Writer; 22adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 23adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectpublic class Support_StringWriter extends Writer { 24adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private StringBuffer buf; 25adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 26adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 27adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Constructs a new StringWriter which has a StringBuffer allocated with the 28adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * default size of 16 characters. The StringBuffer is also the 29adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * <code>lock</code> used to synchronize access to this Writer. 30adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 31adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public Support_StringWriter() { 32adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project super(); 33adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project buf = new StringBuffer(16); 34adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project lock = buf; 35adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 36adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 37adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 38adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Constructs a new StringWriter which has a StringBuffer allocated with the 39adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * size of <code>initialSize</code> characters. The StringBuffer is also 40adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the <code>lock</code> used to synchronize access to this Writer. 41adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 42adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public Support_StringWriter(int initialSize) { 43adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (initialSize >= 0) { 44adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project buf = new StringBuffer(initialSize); 45adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project lock = buf; 46adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 47adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new IllegalArgumentException(); 48adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 49adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 50adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 51adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 52adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Close this Writer. This is the concrete implementation required. This 53adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * particular implementation does nothing. 54f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes * 55adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @exception java.io.IOException 56adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If an IO error occurs closing this StringWriter. 57adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 58adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project @Override 59adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void close() throws IOException { 60adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 61adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 62adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 63adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Flush this Writer. This is the concrete implementation required. This 64adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * particular implementation does nothing. 65f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes * 66adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 67adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project @Override 68adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void flush() { 69adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 70adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 71adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 72adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Answer the contents of this StringWriter as a StringBuffer. Any changes 73adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * made to the StringBuffer by the receiver or the caller are reflected in 74adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * this StringWriter. 75f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes * 76adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return this StringWriters local StringBuffer. 77adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 78adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public StringBuffer getBuffer() { 79adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project synchronized (lock) { 80adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return buf; 81adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 82adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 83adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 84adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 85adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Answer the contents of this StringWriter as a String. Any changes made to 86adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the StringBuffer by the receiver after returning will not be reflected in 87adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the String returned to the caller. 88f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes * 89adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return this StringWriters current contents as a String. 90adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 91adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project @Override 92adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public String toString() { 93adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project synchronized (lock) { 94adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return buf.toString(); 95adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 96adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 97adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 98adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 99adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Writes <code>count</code> characters starting at <code>offset</code> 100adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * in <code>buf</code> to this StringWriter. 101f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes * 102adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param buf 103adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the non-null array containing characters to write. 104adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param offset 105adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * offset in buf to retrieve characters 106adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param count 107adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * maximum number of characters to write 108f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes * 109adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @exception java.lang.ArrayIndexOutOfBoundsException 110adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If offset or count are outside of bounds. 111adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 112adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project @Override 113adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void write(char[] buf, int offset, int count) { 114adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // avoid int overflow 115adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (0 <= offset && offset <= buf.length && 0 <= count 116adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project && count <= buf.length - offset) { 117adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project synchronized (lock) { 118adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project this.buf.append(buf, offset, count); 119adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 120adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 121adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new ArrayIndexOutOfBoundsException(); 122adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 123adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 124adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 125adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 126adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Writes the specified character <code>oneChar</code> to this 127adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * StringWriter. This implementation writes the low order two bytes to the 128adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Stream. 129f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes * 130adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param oneChar 131adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * The character to write 132f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes * 133adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 134adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project @Override 135adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void write(int oneChar) { 136adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project synchronized (lock) { 137adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project buf.append((char) oneChar); 138adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 139adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 140adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 141adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 142adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Writes the characters from the String <code>str</code> to this 143adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * StringWriter. 144f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes * 145adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param str 146adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the non-null String containing the characters to write. 147f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes * 148adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 149adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project @Override 150adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void write(String str) { 151adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project synchronized (lock) { 152adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project buf.append(str); 153adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 154adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 155adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 156adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 157adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Writes <code>count</code> number of characters starting at 158adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * <code>offset</code> from the String <code>str</code> to this 159adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * StringWriter. 160f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes * 161adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param str 162adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the non-null String containing the characters to write. 163adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param offset 164adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the starting point to retrieve characters. 165adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param count 166adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the number of characters to retrieve and write. 167f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes * 168adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @exception java.lang.ArrayIndexOutOfBoundsException 169adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If offset or count are outside of bounds. 170adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 171adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project @Override 172adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void write(String str, int offset, int count) { 173adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project String sub = str.substring(offset, offset + count); 174adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project synchronized (lock) { 175adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project buf.append(sub); 176adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 177adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 178adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project} 179