1 /* 2 * Copyright (c) 2021 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 DISTRIBUTED_DB_MODULE_CRUD_TRANSACTION_TOOLS_H 16 #define DISTRIBUTED_DB_MODULE_CRUD_TRANSACTION_TOOLS_H 17 #ifndef OMIT_MULTI_VER 18 #include "kv_store_delegate.h" 19 #include "kv_store_delegate_manager.h" 20 21 enum class CrudMode { 22 PUT_BATCH = 0, 23 UPDATE_BATCH = 1, 24 DELETE_BATCH = 2, 25 CLEAR = 3, 26 PUT = 4, 27 DELETE = 5, 28 }; 29 class DistributedCrudTransactionTools final { 30 public: 31 32 DistributedCrudTransactionTools(DistributedDB::KvStoreDelegate &delegate, 33 CrudMode first, CrudMode second, bool preset, bool isLocal); ~DistributedCrudTransactionTools()34 ~DistributedCrudTransactionTools() {} 35 bool testCrudTransaction(); 36 37 // Delete the copy and assign constructors 38 DistributedCrudTransactionTools(const DistributedCrudTransactionTools &distributeDBTools) = delete; 39 DistributedCrudTransactionTools& operator=(const DistributedCrudTransactionTools &distributeDBTools) = delete; 40 DistributedCrudTransactionTools(DistributedCrudTransactionTools &&distributeDBTools) = delete; 41 DistributedCrudTransactionTools& operator=(DistributedCrudTransactionTools &&distributeDBTools) = delete; 42 43 private: 44 bool PresetValue(); 45 bool CheckFirst(); 46 bool CheckSecond(); 47 void Check(); 48 bool Action1(DistributedDB::KvStoreDelegate &delegate); 49 bool Action2(DistributedDB::KvStoreDelegate &delegate); 50 DistributedDB::KvStoreDelegate *storeDelegate_; 51 CrudMode firstMode_; 52 CrudMode secondMode_; 53 bool isLocal_; 54 bool needPresetData_; 55 unsigned long presetCount_ = 128; 56 int presetValue_ = 1; 57 std::vector<DistributedDB::Entry> entriesBatch_; 58 std::vector<DistributedDB::Key> allKeys_; 59 bool firstComplete_ = false; 60 bool secondComplete_ = false; 61 bool success_ = true; 62 }; 63 #endif // OMIT_MULTI_VER 64 #endif // DISTRIBUTED_DB_MODULE_CRUD_TRANSACTION_TOOLS_H