1 /* 2 * Copyright (C) 2017 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_LIBDEXFILE_DEX_DEX_FILE_REFERENCE_H_ 18 #define ART_LIBDEXFILE_DEX_DEX_FILE_REFERENCE_H_ 19 20 #include <cstdint> 21 22 namespace art { 23 24 class DexFile; 25 26 class DexFileReference { 27 public: 28 DexFileReference(const DexFile* file, uint32_t idx) : dex_file(file), index(idx) {} 29 const DexFile* dex_file; 30 uint32_t index; 31 32 struct Comparator { 33 bool operator()(const DexFileReference& a, const DexFileReference& b) const { 34 if (a.dex_file != b.dex_file) { 35 return a.dex_file < b.dex_file; 36 } 37 return a.index < b.index; 38 } 39 }; 40 }; 41 42 // Default comparators, compares the indicies, not the backing data. 43 inline bool operator<(const DexFileReference& a, const DexFileReference& b) { 44 return DexFileReference::Comparator()(a, b); 45 } 46 inline bool operator==(const DexFileReference& a, const DexFileReference& b) { 47 return a.dex_file == b.dex_file && a.index == b.index; 48 } 49 50 } // namespace art 51 52 #endif // ART_LIBDEXFILE_DEX_DEX_FILE_REFERENCE_H_ 53
