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// Copyright (c) 2011 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_
#pragma once
// 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.
//
// Multiple calls to the methods which establish a temporary directory
// (CreateUniqueTempDir, CreateUniqueTempDirUnderPath, and Set) must have
// intervening calls to Delete or Take, or the calls will fail.
#include "base/base_export.h"
#include "base/file_path.h"
class BASE_EXPORT 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() WARN_UNUSED_RESULT;
// Creates a unique directory under a given path, and takes ownership of it.
bool CreateUniqueTempDirUnderPath(const FilePath& path) WARN_UNUSED_RESULT;
// 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) WARN_UNUSED_RESULT;
// Deletes the temporary directory wrapped by this object.
bool Delete() WARN_UNUSED_RESULT;
// 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_
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