1 /* 2 * Copyright (c) 2021 Huawei Device Co., Ltd. 3 * 4 * HDF is dual licensed: you can use it either under the terms of 5 * the GPL, or the BSD license, at your option. 6 * See the LICENSE file in the root of this repository for complete details. 7 */ 8 9 #ifndef OHOS_HDI_STRINGBUILDER_H 10 #define OHOS_HDI_STRINGBUILDER_H 11 12 #include "util/string.h" 13 14 namespace OHOS { 15 namespace HDI { 16 class StringBuilder { 17 public: 18 ~StringBuilder(); 19 20 StringBuilder& Append(char c); 21 22 StringBuilder& Append(const char* string); 23 24 StringBuilder& Append(const String& string); 25 26 StringBuilder& AppendFormat(const char* format, ...); 27 28 String ToString() const; 29 30 private: 31 bool Grow(size_t size); 32 33 static const char* TAG; 34 char* buffer_ = nullptr; 35 size_t position_ = 0; 36 size_t capacity_ = 0; 37 }; 38 } // namespace HDI 39 } // namespace OHOS 40 41 #endif // OHOS_HDI_STRINGBUILDER_H