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 // Copyright (c) 2009 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 BASE_SCOPED_TEMP_DIR_H_

 #define BASE_SCOPED_TEMP_DIR_H_

 // An object representing a temporary / scratch directory that should be cleaned

 // up (recursively) when this object goes out of scope.  Note that since

 // deletion occurs during the destructor, no further error handling is possible

 // if the directory fails to be deleted.  As a result, deletion is not

 // guaranteed by this class.

 #include "base/file_path.h"

 class ScopedTempDir {

  public:

   // No directory is owned/created initially.

   ScopedTempDir();

   // Recursively delete path_

   ~ScopedTempDir();

   // Creates a unique directory in TempPath, and takes ownership of it.

   // See file_util::CreateNewTemporaryDirectory.

   bool CreateUniqueTempDir();

   // Takes ownership of directory at |path|, creating it if necessary.

   // Don't call multiple times unless Take() has been called first.

   bool Set(const FilePath& path);

   // Caller takes ownership of the temporary directory so it won't be destroyed

   // when this object goes out of scope.

   FilePath Take();

   const FilePath& path() const { return path_; }

   // Returns true if path_ is non-empty and exists.

   bool IsValid() const;

  private:

   FilePath path_;

   DISALLOW_COPY_AND_ASSIGN(ScopedTempDir);

 };

 #endif  // BASE_SCOPED_TEMP_DIR_H_