base/scoped_temp_dir.cc

   1 // Copyright (c) 2009 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/scoped_temp_dir.h"
   6
   7 #include "base/file_util.h"
   8 #include "base/logging.h"
   9
  10 ScopedTempDir::ScopedTempDir() {
  11 }
  12
  13 ScopedTempDir::~ScopedTempDir() {
  14   if (!path_.empty() && !file_util::Delete(path_, true))
  15     LOG(ERROR) << "ScopedTempDir unable to delete " << path_.value();
  16 }
  17
  18 bool ScopedTempDir::CreateUniqueTempDir() {
  19   // This "scoped_dir" prefix is only used on Windows and serves as a template
  20   // for the unique name.
  21   if (!file_util::CreateNewTempDirectory(FILE_PATH_LITERAL("scoped_dir"),
  22                                          &path_))
  23     return false;
  24
  25   return true;
  26 }
  27
  28 bool ScopedTempDir::CreateUniqueTempDirUnderPath(const FilePath& base_path) {
  29   // If |path| does not exist, create it.
  30   if (!file_util::CreateDirectory(base_path))
  31     return false;
  32
  33   // Create a new, uniquely named directory under |base_path|.
  34   if (!file_util::CreateTemporaryDirInDir(
  35           base_path,
  36           FILE_PATH_LITERAL("scoped_dir_"),
  37           &path_)) {
  38     return false;
  39   }
  40   return true;
  41 }
  42
  43 bool ScopedTempDir::Set(const FilePath& path) {
  44   DCHECK(path_.empty());
  45   if (!file_util::DirectoryExists(path) &&
  46       !file_util::CreateDirectory(path)) {
  47     return false;
  48   }
  49   path_ = path;
  50   return true;
  51 }
  52
  53 FilePath ScopedTempDir::Take() {
  54   FilePath ret = path_;
  55   path_ = FilePath();
  56   return ret;
  57 }
  58
  59 bool ScopedTempDir::IsValid() const {
  60   return !path_.empty() && file_util::DirectoryExists(path_);
  61 }