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1 /* Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
2 * Use of this source code is governed by a BSD-style license that can be | |
3 * found in the LICENSE file. | |
4 */ | |
5 #ifndef LIBRARIES_NACL_MOUNTS_PATH_H_ | |
6 #define LIBRARIES_NACL_MOUNTS_PATH_H_ | |
7 | |
8 #include <string> | |
9 #include <vector> | |
10 | |
11 #include "utils/macros.h" | |
12 | |
13 typedef std::vector<std::string> StringArray_t; | |
14 | |
15 class Path { | |
16 public: | |
17 Path(); | |
18 Path(const Path& path); | |
19 | |
20 // This constructor splits path by '/' as a starting point for this Path. | |
21 // If the path begins with the character '/', the path is considered | |
22 // to be absolute. | |
23 explicit Path(const std::string& path); | |
24 ~Path(); | |
25 | |
26 | |
27 // Return true of the first path item is '/'. | |
28 bool IsAbsolute() const; | |
29 | |
30 // Return a part of the path | |
31 const std::string& Part(size_t index) const; | |
32 | |
33 // Return the number of path parts | |
34 size_t Size() const; | |
35 | |
36 // Return true of this is the top of the path | |
37 bool Top() const; | |
38 | |
39 // Update the path. | |
40 Path& Append(const std::string& path); | |
41 Path& Prepend(const std::string& path); | |
42 Path& Set(const std::string& path); | |
43 | |
44 // Return the parent path. | |
45 Path Parent() const; | |
46 std::string Basename() const; | |
47 | |
48 std::string Join() const; | |
49 std::string Range(size_t start, size_t end) const; | |
50 StringArray_t Split() const; | |
51 | |
52 // Collapse the string list removing extraneous '.', '..' path components | |
53 static StringArray_t Normalize(const StringArray_t& paths); | |
54 static std::string Join(const StringArray_t& paths); | |
55 static std::string Range(const StringArray_t& paths, size_t start, | |
56 size_t end); | |
57 static StringArray_t Split(const std::string& paths); | |
58 // Operator versions | |
59 Path& operator=(const Path& p); | |
60 Path& operator=(const std::string& str); | |
61 | |
62 private: | |
63 // Internal representation of the path stored an array of string representing | |
64 // the directory traversal. The first string is a "/" if this is an abolute | |
65 // path. | |
66 StringArray_t paths_; | |
67 }; | |
68 | |
69 #endif // PACKAGES_LIBRARIES_NACL_MOUNTS_PATH_H_ | |
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