1/*
2 * Copyright 2014, 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.rewriter;
33
34import com.google.common.collect.Iterators;
35import org.jf.dexlib2.base.reference.BaseTypeReference;
36import org.jf.dexlib2.iface.Annotation;
37import org.jf.dexlib2.iface.ClassDef;
38import org.jf.dexlib2.iface.Field;
39import org.jf.dexlib2.iface.Method;
40
41import javax.annotation.Nonnull;
42import javax.annotation.Nullable;
43import java.util.Iterator;
44import java.util.List;
45import java.util.Set;
46
47public class ClassDefRewriter implements Rewriter<ClassDef> {
48    @Nonnull protected final Rewriters rewriters;
49
50    public ClassDefRewriter(@Nonnull Rewriters rewriters) {
51        this.rewriters = rewriters;
52    }
53
54    @Nonnull @Override public ClassDef rewrite(@Nonnull ClassDef classDef) {
55        return new RewrittenClassDef(classDef);
56    }
57
58    protected class RewrittenClassDef extends BaseTypeReference implements ClassDef {
59        @Nonnull protected ClassDef classDef;
60
61        public RewrittenClassDef(@Nonnull ClassDef classdef) {
62            this.classDef = classdef;
63        }
64
65        @Override @Nonnull public String getType() {
66            return rewriters.getTypeRewriter().rewrite(classDef.getType());
67        }
68
69        @Override public int getAccessFlags() {
70            return classDef.getAccessFlags();
71        }
72
73        @Override @Nullable public String getSuperclass() {
74            return RewriterUtils.rewriteNullable(rewriters.getTypeRewriter(), classDef.getSuperclass());
75        }
76
77        @Override @Nonnull public List<String> getInterfaces() {
78            return RewriterUtils.rewriteList(rewriters.getTypeRewriter(), classDef.getInterfaces());
79        }
80
81        @Override @Nullable public String getSourceFile() {
82            return classDef.getSourceFile();
83        }
84
85        @Override @Nonnull public Set<? extends Annotation> getAnnotations() {
86            return RewriterUtils.rewriteSet(rewriters.getAnnotationRewriter(), classDef.getAnnotations());
87        }
88
89        @Override @Nonnull public Iterable<? extends Field> getStaticFields() {
90            return RewriterUtils.rewriteIterable(rewriters.getFieldRewriter(), classDef.getStaticFields());
91        }
92
93        @Override @Nonnull public Iterable<? extends Field> getInstanceFields() {
94            return RewriterUtils.rewriteIterable(rewriters.getFieldRewriter(), classDef.getInstanceFields());
95        }
96
97        @Nonnull
98        @Override
99        public Iterable<? extends Field> getFields() {
100            return new Iterable<Field>() {
101                @Nonnull
102                @Override
103                public Iterator<Field> iterator() {
104                    return Iterators.concat(getStaticFields().iterator(), getInstanceFields().iterator());
105                }
106            };
107        }
108
109        @Override @Nonnull public Iterable<? extends Method> getDirectMethods() {
110            return RewriterUtils.rewriteIterable(rewriters.getMethodRewriter(), classDef.getDirectMethods());
111        }
112
113        @Override @Nonnull public Iterable<? extends Method> getVirtualMethods() {
114            return RewriterUtils.rewriteIterable(rewriters.getMethodRewriter(), classDef.getVirtualMethods());
115        }
116
117        @Nonnull
118        @Override
119        public Iterable<? extends Method> getMethods() {
120            return new Iterable<Method>() {
121                @Nonnull
122                @Override
123                public Iterator<Method> iterator() {
124                    return Iterators.concat(getDirectMethods().iterator(), getVirtualMethods().iterator());
125                }
126            };
127        }
128    }
129}
130