1/*
2 * Copyright (C) 2013 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
17#ifndef ART_RUNTIME_CLASS_REFERENCE_H_
18#define ART_RUNTIME_CLASS_REFERENCE_H_
19
20#include <stdint.h>
21#include <utility>
22
23namespace art {
24
25class DexFile;
26
27// A class is uniquely located by its DexFile and the class_defs_ table index into that DexFile
28typedef std::pair<const DexFile*, uint32_t> ClassReference;
29
30inline bool operator<(const ClassReference& lhs, const ClassReference& rhs) {
31  if (lhs.second < rhs.second) {
32    return true;
33  } else if (lhs.second > rhs.second) {
34    return false;
35  } else {
36    return (lhs.first < rhs.first);
37  }
38}
39
40}  // namespace art
41
42#endif  // ART_RUNTIME_CLASS_REFERENCE_H_
43