1
0
Fork 0
arangodb/3rdParty/iresearch/core/utils/utf8_path.hpp

102 lines
3.5 KiB
C++

////////////////////////////////////////////////////////////////////////////////
/// DISCLAIMER
///
/// Copyright 2016 by EMC Corporation, All Rights Reserved
///
/// Licensed under the Apache License, Version 2.0 (the "License");
/// you may not use this file except in compliance with the License.
/// You may obtain a copy of the License at
///
/// http://www.apache.org/licenses/LICENSE-2.0
///
/// Unless required by applicable law or agreed to in writing, software
/// distributed under the License is distributed on an "AS IS" BASIS,
/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
/// See the License for the specific language governing permissions and
/// limitations under the License.
///
/// Copyright holder is EMC Corporation
///
/// @author Andrey Abramov
/// @author Vasiliy Nabatchikov
////////////////////////////////////////////////////////////////////////////////
#ifndef IRESEARCH_UTF8_PATH_H
#define IRESEARCH_UTF8_PATH_H
#include "string.hpp"
#include <functional>
NS_ROOT
class IRESEARCH_API utf8_path {
public:
#ifdef _WIN32
typedef wchar_t native_char_t;
#else
typedef char native_char_t;
#endif
typedef std::function<bool(const native_char_t* name)> directory_visitor;
typedef std::basic_string<native_char_t> native_str_t;
utf8_path(bool current_working_path = false);
utf8_path(const char* utf8_path);
utf8_path(const std::string& utf8_path);
utf8_path(const irs::string_ref& utf8_path);
utf8_path(const wchar_t* utf8_path);
utf8_path(const irs::basic_string_ref<wchar_t>& ucs2_path);
utf8_path(const std::wstring& ucs2_path);
utf8_path& operator+=(const char* utf8_name);
utf8_path& operator+=(const std::string& utf8_name);
utf8_path& operator+=(const irs::string_ref& utf8_name);
utf8_path& operator+=(const wchar_t* ucs2_name);
utf8_path& operator+=(const irs::basic_string_ref<wchar_t>& ucs2_name);
utf8_path& operator+=(const std::wstring& ucs2_name);
utf8_path& operator/=(const char* utf8_name);
utf8_path& operator/=(const std::string& utf8_name);
utf8_path& operator/=(const irs::string_ref& utf8_name);
utf8_path& operator/=(const wchar_t* ucs2_name);
utf8_path& operator/=(const irs::basic_string_ref<wchar_t>& ucs2_name);
utf8_path& operator/=(const std::wstring& ucs2_name);
bool absolute(bool& result) const NOEXCEPT;
bool chdir() const NOEXCEPT;
bool exists(bool& result) const NOEXCEPT;
bool exists_directory(bool& result) const NOEXCEPT;
bool exists_file(bool& result) const NOEXCEPT;
bool file_size(uint64_t& result) const NOEXCEPT;
/// @brief creates path
/// @param createNew requires at least last segment of path to be actually created or error will be detected
bool mkdir(bool createNew = true) const NOEXCEPT;
bool mtime(time_t& result) const NOEXCEPT;
bool remove() const NOEXCEPT;
bool rename(const utf8_path& destination) const NOEXCEPT;
bool visit_directory(
const directory_visitor& visitor,
bool include_dot_dir = true
);
const native_char_t* c_str() const NOEXCEPT;
const native_str_t& native() const NOEXCEPT;
std::string utf8() const;
//////////////////////////////////////////////////////////////////////////////
/// @brief IFF absolute(): same as utf8()
/// IFF !absolute(): same as utf8_path(true) /= utf8()
//////////////////////////////////////////////////////////////////////////////
std::string utf8_absolute() const;
void clear();
private:
IRESEARCH_API_PRIVATE_VARIABLES_BEGIN
native_str_t path_;
IRESEARCH_API_PRIVATE_VARIABLES_END
};
NS_END
#endif