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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 CHROME_INSTALLER_UTIL_SELF_CLEANING_TEMP_DIR_H_
#define CHROME_INSTALLER_UTIL_SELF_CLEANING_TEMP_DIR_H_
#pragma once
#include "base/basictypes.h"
#include "base/file_path.h"
#include "base/gtest_prod_util.h"
namespace installer {
// A helper class for managing a temporary directory. In relation to
// ScopedTempDir, this class additionally cleans up all non-empty parent
// directories of the temporary directory that are created by an instance.
class SelfCleaningTempDir {
public:
typedef FilePath::StringType StringType;
SelfCleaningTempDir();
// Performs a Delete().
~SelfCleaningTempDir();
// Creates a temporary directory named |temp_name| under |parent_dir|,
// creating intermediate directories as needed.
bool Initialize(const FilePath& parent_dir, const StringType& temp_name);
// Returns the temporary directory created in Initialize().
const FilePath& path() const { return temp_dir_; }
// Deletes the temporary directory created in Initialize() and all of its
// contents, as well as all empty intermediate directories. Any of these that
// cannot be deleted immediately are scheduled for deletion upon reboot.
bool Delete();
private:
static void GetTopDirToCreate(const FilePath& temp_parent_dir,
FilePath* base_dir);
// The topmost directory created.
FilePath base_dir_;
// The temporary directory.
FilePath temp_dir_;
FRIEND_TEST_ALL_PREFIXES(SelfCleaningTempDirTest, TopLevel);
FRIEND_TEST_ALL_PREFIXES(SelfCleaningTempDirTest, TopLevelPlusOne);
DISALLOW_COPY_AND_ASSIGN(SelfCleaningTempDir);
};
} // namespace installer
#endif // CHROME_INSTALLER_UTIL_SELF_CLEANING_TEMP_DIR_H_
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