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_STANDARD_COLLATOR_H 16 #define GLOBAL_I18N_STANDARD_COLLATOR_H 17 18 #include <string> 19 #include <map> 20 #include <vector> 21 #include <set> 22 23 #include "unicode/locid.h" 24 #include "unicode/coll.h" 25 26 #include "locale_info.h" 27 28 namespace OHOS { 29 namespace Global { 30 namespace I18n { 31 typedef enum CompareResult { 32 INVALID = -2, 33 SMALLER, 34 EQUAL, 35 GREATER, 36 } CompareResult; 37 38 class Collator { 39 public: 40 Collator(std::vector<std::string> &localeTags, std::map<std::string, std::string> &options); 41 ~Collator(); 42 CompareResult Compare(const std::string &first, const std::string &second); 43 void ResolvedOptions(std::map<std::string, std::string> &options); 44 45 private: 46 std::string localeStr; 47 std::string localeMatcher; 48 std::string usage; 49 std::string sensitivity; 50 std::string ignorePunctuation; 51 std::string numeric; 52 std::string caseFirst; 53 std::string collation; 54 55 std::unique_ptr<LocaleInfo> localeInfo = nullptr; 56 icu::Locale locale; 57 icu::Collator *collatorPtr = nullptr; 58 59 std::set<std::string> GetValidLocales(); 60 std::string ParseOption(std::map<std::string, std::string> &options, const std::string &key); 61 void ParseAllOptions(std::map<std::string, std::string> &options); 62 bool IsValidCollation(std::string &collation, UErrorCode &status); 63 void SetCollation(UErrorCode &status); 64 void SetUsage(UErrorCode &status); 65 void SetNumeric(UErrorCode &status); 66 void SetCaseFirst(UErrorCode &status); 67 void SetSensitivity(UErrorCode &status); 68 void SetIgnorePunctuation(UErrorCode &status); 69 bool InitCollator(); 70 }; 71 } // namespace I18n 72 } // namespace Global 73 } // namespace OHOS 74 #endif 75