| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef LIBRARIES_NACL_IO_PATH_H_ |
| #define LIBRARIES_NACL_IO_PATH_H_ |
| |
| #include <string> |
| #include <vector> |
| |
| #include "sdk_util/macros.h" |
| |
| namespace nacl_io { |
| |
| typedef std::vector<std::string> StringArray_t; |
| |
| class Path { |
| public: |
| Path(); |
| Path(const Path& path); |
| |
| // This constructor splits path by '/' as a starting point for this Path. |
| // If the path begins with the character '/', the path is considered |
| // to be absolute. |
| explicit Path(const std::string& path); |
| ~Path(); |
| |
| |
| // Return true of the first path item is '/'. |
| bool IsAbsolute() const; |
| |
| // Return a part of the path |
| const std::string& Part(size_t index) const; |
| |
| // Return the number of path parts |
| size_t Size() const; |
| |
| // Return true of this is the top of the path |
| bool Top() const; |
| |
| // Update the path. |
| Path& Append(const std::string& path); |
| Path& Prepend(const std::string& path); |
| Path& Set(const std::string& path); |
| |
| // Return the parent path. |
| Path Parent() const; |
| std::string Basename() const; |
| |
| std::string Join() const; |
| std::string Range(size_t start, size_t end) const; |
| StringArray_t Split() const; |
| |
| // Collapse the string list removing extraneous '.', '..' path components |
| static StringArray_t Normalize(const StringArray_t& paths); |
| static std::string Join(const StringArray_t& paths); |
| static std::string Range(const StringArray_t& paths, size_t start, |
| size_t end); |
| static StringArray_t Split(const std::string& paths); |
| // Operator versions |
| Path& operator=(const Path& p); |
| Path& operator=(const std::string& str); |
| |
| private: |
| // Internal representation of the path stored an array of string representing |
| // the directory traversal. The first string is a "/" if this is an absolute |
| // path. |
| StringArray_t paths_; |
| }; |
| |
| } // namespace nacl_io |
| |
| #endif // PACKAGES_LIBRARIES_NACL_IO_PATH_H_ |