1/*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.dex;
18
19/**
20 * A type definition.
21 */
22public final class ClassDef {
23    public static final int NO_INDEX = -1;
24    private final Dex buffer;
25    private final int offset;
26    private final int typeIndex;
27    private final int accessFlags;
28    private final int supertypeIndex;
29    private final int interfacesOffset;
30    private final int sourceFileIndex;
31    private final int annotationsOffset;
32    private final int classDataOffset;
33    private final int staticValuesOffset;
34
35    public ClassDef(Dex buffer, int offset, int typeIndex, int accessFlags,
36            int supertypeIndex, int interfacesOffset, int sourceFileIndex,
37            int annotationsOffset, int classDataOffset, int staticValuesOffset) {
38        this.buffer = buffer;
39        this.offset = offset;
40        this.typeIndex = typeIndex;
41        this.accessFlags = accessFlags;
42        this.supertypeIndex = supertypeIndex;
43        this.interfacesOffset = interfacesOffset;
44        this.sourceFileIndex = sourceFileIndex;
45        this.annotationsOffset = annotationsOffset;
46        this.classDataOffset = classDataOffset;
47        this.staticValuesOffset = staticValuesOffset;
48    }
49
50    public int getOffset() {
51        return offset;
52    }
53
54    public int getTypeIndex() {
55        return typeIndex;
56    }
57
58    public int getSupertypeIndex() {
59        return supertypeIndex;
60    }
61
62    public int getInterfacesOffset() {
63        return interfacesOffset;
64    }
65
66    public short[] getInterfaces() {
67        return buffer.readTypeList(interfacesOffset).getTypes();
68    }
69
70    public int getAccessFlags() {
71        return accessFlags;
72    }
73
74    public int getSourceFileIndex() {
75        return sourceFileIndex;
76    }
77
78    public int getAnnotationsOffset() {
79        return annotationsOffset;
80    }
81
82    public int getClassDataOffset() {
83        return classDataOffset;
84    }
85
86    public int getStaticValuesOffset() {
87        return staticValuesOffset;
88    }
89
90    @Override public String toString() {
91        if (buffer == null) {
92            return typeIndex + " " + supertypeIndex;
93        }
94
95        StringBuilder result = new StringBuilder();
96        result.append(buffer.typeNames().get(typeIndex));
97        if (supertypeIndex != NO_INDEX) {
98            result.append(" extends ").append(buffer.typeNames().get(supertypeIndex));
99        }
100        return result.toString();
101    }
102}
103