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// Copyright (c) 2012 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 CONTENT_BROWSER_DOWNLOAD_SAVE_FILE_H_
#define CONTENT_BROWSER_DOWNLOAD_SAVE_FILE_H_
#include "base/basictypes.h"
#include "base/files/file_path.h"
#include "base/memory/scoped_ptr.h"
#include "content/browser/download/base_file.h"
#include "content/browser/download/save_types.h"
namespace content {
// SaveFile ----------------------------------------------------------------
// These objects live exclusively on the file thread and handle the writing
// operations for one save item. These objects live only for the duration that
// the saving job is 'in progress': once the saving job has been completed or
// canceled, the SaveFile is destroyed. One SaveFile object represents one item
// in a save session.
class SaveFile {
public:
explicit SaveFile(const SaveFileCreateInfo* info, bool calculate_hash);
virtual ~SaveFile();
// BaseFile delegated functions.
DownloadInterruptReason Initialize();
DownloadInterruptReason AppendDataToFile(const char* data, size_t data_len);
DownloadInterruptReason Rename(const base::FilePath& full_path);
void Detach();
void Cancel();
void Finish();
void AnnotateWithSourceInformation();
base::FilePath FullPath() const;
bool InProgress() const;
int64 BytesSoFar() const;
bool GetHash(std::string* hash);
std::string DebugString() const;
// Accessors.
int save_id() const { return info_->save_id; }
int render_process_id() const { return info_->render_process_id; }
int render_view_id() const { return info_->render_view_id; }
int request_id() const { return info_->request_id; }
SaveFileCreateInfo::SaveFileSource save_source() const {
return info_->save_source;
}
private:
BaseFile file_;
scoped_ptr<const SaveFileCreateInfo> info_;
DISALLOW_COPY_AND_ASSIGN(SaveFile);
};
} // namespace content
#endif // CONTENT_BROWSER_DOWNLOAD_SAVE_FILE_H_
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