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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 #include "base/files/scoped_temp_dir.h"
6 
7 #include "base/files/file_util.h"
8 #include "base/logging.h"
9 
10 namespace base {
11 
ScopedTempDir()12 ScopedTempDir::ScopedTempDir() {
13 }
14 
~ScopedTempDir()15 ScopedTempDir::~ScopedTempDir() {
16   if (!path_.empty() && !Delete())
17     DLOG(WARNING) << "Could not delete temp dir in dtor.";
18 }
19 
CreateUniqueTempDir()20 bool ScopedTempDir::CreateUniqueTempDir() {
21   if (!path_.empty())
22     return false;
23 
24   // This "scoped_dir" prefix is only used on Windows and serves as a template
25   // for the unique name.
26   if (!base::CreateNewTempDirectory(FILE_PATH_LITERAL("scoped_dir"), &path_))
27     return false;
28 
29   return true;
30 }
31 
CreateUniqueTempDirUnderPath(const FilePath & base_path)32 bool ScopedTempDir::CreateUniqueTempDirUnderPath(const FilePath& base_path) {
33   if (!path_.empty())
34     return false;
35 
36   // If |base_path| does not exist, create it.
37   if (!base::CreateDirectory(base_path))
38     return false;
39 
40   // Create a new, uniquely named directory under |base_path|.
41   if (!base::CreateTemporaryDirInDir(base_path,
42                                      FILE_PATH_LITERAL("scoped_dir_"),
43                                      &path_))
44     return false;
45 
46   return true;
47 }
48 
Set(const FilePath & path)49 bool ScopedTempDir::Set(const FilePath& path) {
50   if (!path_.empty())
51     return false;
52 
53   if (!DirectoryExists(path) && !base::CreateDirectory(path))
54     return false;
55 
56   path_ = path;
57   return true;
58 }
59 
Delete()60 bool ScopedTempDir::Delete() {
61   if (path_.empty())
62     return false;
63 
64   bool ret = base::DeleteFile(path_, true);
65   if (ret) {
66     // We only clear the path if deleted the directory.
67     path_.clear();
68   }
69 
70   return ret;
71 }
72 
Take()73 FilePath ScopedTempDir::Take() {
74   FilePath ret = path_;
75   path_ = FilePath();
76   return ret;
77 }
78 
GetPath() const79 const FilePath& ScopedTempDir::GetPath() const {
80   DCHECK(!path_.empty()) << "Did you call CreateUniqueTempDir* before?";
81   return path_;
82 }
83 
IsValid() const84 bool ScopedTempDir::IsValid() const {
85   return !path_.empty() && DirectoryExists(path_);
86 }
87 
88 }  // namespace base
89