1 /* 2 * Copyright (c) 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 16 #include "utils/anonymous.h" 17 namespace OHOS { 18 namespace DistributedData { 19 constexpr int32_t HEAD_SIZE = 3; 20 constexpr int32_t END_SIZE = 3; 21 constexpr int32_t MIN_SIZE = HEAD_SIZE + END_SIZE + 3; 22 constexpr const char *REPLACE_CHAIN = "***"; 23 constexpr const char *DEFAULT_ANONYMOUS = "******"; Change(const std::string & name)24std::string Anonymous::Change(const std::string &name) 25 { 26 if (name.length() <= HEAD_SIZE) { 27 return DEFAULT_ANONYMOUS; 28 } 29 30 if (name.length() < MIN_SIZE) { 31 return (name.substr(0, HEAD_SIZE) + REPLACE_CHAIN); 32 } 33 34 return (name.substr(0, HEAD_SIZE) + REPLACE_CHAIN + name.substr(name.length() - END_SIZE, END_SIZE)); 35 } 36 } // namespace DistributedData 37 } // namespace OHOS 38