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1 // Copyright (c) 2011 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 BASE_SCOPED_TEMP_DIR_H_ | |
6 #define BASE_SCOPED_TEMP_DIR_H_ | |
7 | |
8 // An object representing a temporary / scratch directory that should be cleaned | |
9 // up (recursively) when this object goes out of scope. Note that since | |
10 // deletion occurs during the destructor, no further error handling is possible | |
11 // if the directory fails to be deleted. As a result, deletion is not | |
12 // guaranteed by this class. | |
13 // | |
14 // Multiple calls to the methods which establish a temporary directory | |
15 // (CreateUniqueTempDir, CreateUniqueTempDirUnderPath, and Set) must have | |
16 // intervening calls to Delete or Take, or the calls will fail. | |
17 | |
18 #include "base/base_export.h" | |
19 #include "base/file_path.h" | |
20 | |
21 class BASE_EXPORT ScopedTempDir { | |
22 public: | |
23 // No directory is owned/created initially. | |
24 ScopedTempDir(); | |
25 | |
26 // Recursively delete path. | |
27 ~ScopedTempDir(); | |
28 | |
29 // Creates a unique directory in TempPath, and takes ownership of it. | |
30 // See file_util::CreateNewTemporaryDirectory. | |
31 bool CreateUniqueTempDir() WARN_UNUSED_RESULT; | |
32 | |
33 // Creates a unique directory under a given path, and takes ownership of it. | |
34 bool CreateUniqueTempDirUnderPath(const FilePath& path) WARN_UNUSED_RESULT; | |
35 | |
36 // Takes ownership of directory at |path|, creating it if necessary. | |
37 // Don't call multiple times unless Take() has been called first. | |
38 bool Set(const FilePath& path) WARN_UNUSED_RESULT; | |
39 | |
40 // Deletes the temporary directory wrapped by this object. | |
41 bool Delete() WARN_UNUSED_RESULT; | |
42 | |
43 // Caller takes ownership of the temporary directory so it won't be destroyed | |
44 // when this object goes out of scope. | |
45 FilePath Take(); | |
46 | |
47 const FilePath& path() const { return path_; } | |
48 | |
49 // Returns true if path_ is non-empty and exists. | |
50 bool IsValid() const; | |
51 | |
52 private: | |
53 FilePath path_; | |
54 | |
55 DISALLOW_COPY_AND_ASSIGN(ScopedTempDir); | |
56 }; | |
57 | |
58 #endif // BASE_SCOPED_TEMP_DIR_H_ | |
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