ImmutableClassDef.java revision b0383884fa44aa649cabb706325e922ee167c94a
1/* 2 * Copyright 2012, Google Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * * Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * * Redistributions in binary form must reproduce the above 12 * copyright notice, this list of conditions and the following disclaimer 13 * in the documentation and/or other materials provided with the 14 * distribution. 15 * * Neither the name of Google Inc. nor the names of its 16 * contributors may be used to endorse or promote products derived from 17 * this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32package org.jf.dexlib2.immutable; 33 34import com.google.common.base.Objects; 35import com.google.common.collect.ImmutableList; 36import org.jf.dexlib2.iface.Annotation; 37import org.jf.dexlib2.iface.ClassDef; 38import org.jf.dexlib2.iface.Field; 39import org.jf.dexlib2.iface.Method; 40import org.jf.util.ImmutableListConverter; 41import org.jf.util.ImmutableListUtils; 42 43import javax.annotation.Nonnull; 44import javax.annotation.Nullable; 45import java.util.List; 46 47public class ImmutableClassDef implements ClassDef { 48 @Nonnull public final String name; 49 public final int accessFlags; 50 @Nullable public final String superclass; 51 @Nonnull public final ImmutableList<String> interfaces; 52 @Nullable public final String sourceFile; 53 @Nonnull public final ImmutableList<? extends ImmutableAnnotation> annotations; 54 @Nonnull public final ImmutableList<? extends ImmutableField> fields; 55 @Nonnull public final ImmutableList<? extends ImmutableMethod> methods; 56 57 public ImmutableClassDef(@Nonnull String name, 58 int accessFlags, 59 @Nullable String superclass, 60 @Nullable List<String> interfaces, 61 @Nullable String sourceFile, 62 @Nullable List<? extends Annotation> annotations, 63 @Nullable List<? extends Field> fields, 64 @Nullable List<? extends Method> methods) { 65 this.name = name; 66 this.accessFlags = accessFlags; 67 this.superclass = superclass; 68 this.interfaces = interfaces==null ? ImmutableList.<String>of() : ImmutableList.copyOf(interfaces); 69 this.sourceFile = sourceFile; 70 this.annotations = ImmutableAnnotation.immutableListOf(annotations); 71 this.fields = ImmutableField.immutableListOf(fields); 72 this.methods = ImmutableMethod.immutableListOf(methods); 73 } 74 75 public ImmutableClassDef(@Nonnull String name, 76 int accessFlags, 77 @Nullable String superclass, 78 @Nullable ImmutableList<String> interfaces, 79 @Nullable String sourceFile, 80 @Nullable ImmutableList<? extends ImmutableAnnotation> annotations, 81 @Nullable ImmutableList<? extends ImmutableField> fields, 82 @Nullable ImmutableList<? extends ImmutableMethod> methods) { 83 this.name = name; 84 this.accessFlags = accessFlags; 85 this.superclass = superclass; 86 this.interfaces = ImmutableListUtils.nullToEmptyList(interfaces); 87 this.sourceFile = sourceFile; 88 this.annotations = ImmutableListUtils.nullToEmptyList(annotations); 89 this.fields = ImmutableListUtils.nullToEmptyList(fields); 90 this.methods = ImmutableListUtils.nullToEmptyList(methods); 91 } 92 93 public static ImmutableClassDef of(ClassDef classDef) { 94 if (classDef instanceof ImmutableClassDef) { 95 return (ImmutableClassDef)classDef; 96 } 97 return new ImmutableClassDef( 98 classDef.getName(), 99 classDef.getAccessFlags(), 100 classDef.getSuperclass(), 101 classDef.getInterfaces(), 102 classDef.getSourceFile(), 103 classDef.getAnnotations(), 104 classDef.getFields(), 105 classDef.getMethods()); 106 } 107 108 @Nonnull @Override public String getName() { return name; } 109 @Override public int getAccessFlags() { return accessFlags; } 110 @Nullable @Override public String getSuperclass() { return superclass; } 111 @Nonnull @Override public ImmutableList<String> getInterfaces() { return interfaces; } 112 @Nullable @Override public String getSourceFile() { return sourceFile; } 113 @Nonnull @Override public ImmutableList<? extends ImmutableAnnotation> getAnnotations() { return annotations; } 114 @Nonnull @Override public ImmutableList<? extends ImmutableField> getFields() { return fields; } 115 @Nonnull @Override public ImmutableList<? extends ImmutableMethod> getMethods() { return methods; } 116 117 @Nonnull 118 public static ImmutableList<ImmutableClassDef> immutableListOf(@Nullable List<? extends ClassDef> list) { 119 return CONVERTER.convert(list); 120 } 121 122 private static final ImmutableListConverter<ImmutableClassDef, ClassDef> CONVERTER = 123 new ImmutableListConverter<ImmutableClassDef, ClassDef>() { 124 @Override 125 protected boolean isImmutable(ClassDef item) { 126 return item instanceof ImmutableClassDef; 127 } 128 129 @Override 130 protected ImmutableClassDef makeImmutable(ClassDef item) { 131 return ImmutableClassDef.of(item); 132 } 133 }; 134} 135