1 /* 2 * Copyright (c) 2021-2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 #ifndef GLOBAL_i18n_COLLATOR_H 16 #define GLOBAL_i18n_COLLATOR_H 17 18 #include <string> 19 #include <map> 20 #include <vector> 21 #include <set> 22 23 #include "locale_info.h" 24 #include "memory" 25 #include "unicode/coll.h" 26 #include "unicode/locid.h" 27 #include "utypes.h" 28 29 namespace OHOS { 30 namespace Global { 31 namespace I18n { 32 typedef enum CompareResult { 33 INVALID = -2, 34 SMALLER, 35 EQUAL, 36 GREATER, 37 } CompareResult; 38 39 class Collator { 40 public: 41 Collator(std::vector<std::string> &localeTags, std::map<std::string, std::string> &options); 42 ~Collator(); 43 CompareResult Compare(const std::string &first, const std::string &second); 44 void ResolvedOptions(std::map<std::string, std::string> &options); 45 46 private: 47 std::string localeStr; 48 std::string localeMatcher; 49 std::string usage; 50 std::string sensitivity; 51 std::string ignorePunctuation; 52 std::string numeric; 53 std::string caseFirst; 54 std::string collation; 55 56 std::unique_ptr<LocaleInfo> localeInfo = nullptr; 57 icu::Locale locale; 58 icu::Collator *collatorPtr = nullptr; 59 bool createSuccess = false; 60 61 std::set<std::string> GetValidLocales(); 62 std::string ParseOption(std::map<std::string, std::string> &options, const std::string &key); 63 void ParseAllOptions(std::map<std::string, std::string> &options); 64 bool IsValidCollation(std::string &collation); 65 void SetCollation(); 66 void SetUsage(); 67 void SetNumeric(); 68 void SetCaseFirst(); 69 void SetSensitivity(); 70 void SetIgnorePunctuation(); 71 bool InitCollator(); 72 }; 73 } // namespace I18n 74 } // namespace Global 75 } // namespace OHOS 76 #endif 77