mirror of
https://github.com/openharmony/drivers_framework.git
synced 2026-08-27 20:49:55 -04:00
yue
157 lines
3.3 KiB
C++
157 lines
3.3 KiB
C++
/*
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* Copyright (c) 2021 Huawei Device Co., Ltd.
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*
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* HDF is dual licensed: you can use it either under the terms of
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* the GPL, or the BSD license, at your option.
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* See the LICENSE file in the root of this repository for complete details.
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*/
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#ifndef OHOS_HDI_STRING_H
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#define OHOS_HDI_STRING_H
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#include <stdlib.h>
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#include <vector>
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namespace OHOS {
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namespace HDI {
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class String {
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public:
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inline String() {}
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String(const char *string);
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String(const char *string, size_t length);
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String(const String &other);
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String(String &&other);
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~String();
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inline const char *string() const
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{
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return string_;
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}
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inline operator const char *() const
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{
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return string_;
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}
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inline bool IsNull() const
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{
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return string_ == nullptr;
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}
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inline bool IsEmpty() const
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{
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if (string_ == nullptr) {
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return true;
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}
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return string_[0] == '\0' ? true : false;
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}
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int GetLength() const;
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char operator[](int index) const;
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bool Equals(const char *string) const;
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bool Equals(const String &other) const;
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int Compare(const String &other) const;
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int GetHashCode() const;
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int IndexOf(char c, int fromIndex = 0) const;
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int IndexOf(const char *string, int fromIndex = 0) const;
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int IndexOf(const String &other, int fromIndex = 0) const;
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int LastIndexOf(char c, int fromIndex = 0) const;
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int LastIndexOf(const char *string, int fromIndex = 0) const;
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int LastIndexOf(const String &other, int fromIndex = 0) const;
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bool StartsWith(const char *string) const;
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bool StartsWith(const String &other) const;
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bool EndsWith(char c) const;
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bool EndsWith(const char *string) const;
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bool EndsWith(const String &other) const;
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String ToLowerCase() const;
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String ToUpperCase() const;
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String Substring(int begin) const;
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String Substring(int begin, int end) const;
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String Replace(char oldChar, char newChar) const;
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String Replace(const char *target, const char *replacement) const;
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String Replace(const String &target, const String &replacement) const;
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String Replace(int position, int len, const String &other) const;
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std::vector<String> Split(const char separator) const;
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std::vector<String> Split(const String &separator) const;
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String &insert(int index, const String &other);
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String &operator=(const char *string);
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String &operator=(const String &other);
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String &operator=(String &&other);
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String &operator+=(const char *string);
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String &operator+=(const String &other);
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static String Format(const char *format, ...);
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static const char *TAG;
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static constexpr int MAX_SIZE = 262144; // 2^18
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private:
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explicit String(int size);
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int LastIndexOfInternal(const char *string, int fromIndex) const;
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char *string_ = nullptr;
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};
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inline String operator+(const String &string1, const String &string2)
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{
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String newStr;
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newStr += string1;
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newStr += string2;
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return newStr;
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}
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struct StringHashFunc {
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int operator()(const String &key) const
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{
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return key.GetHashCode();
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}
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};
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struct StringEqualFunc {
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bool operator()(const String &lhs, const String &rhs) const
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{
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return lhs.Equals(rhs);
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}
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};
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} // namespace HDI
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} // namespace OHOS
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#endif // OHOS_HDI_STRING_H
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