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