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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 WEBKIT_COMMON_BLOB_BLOB_DATA_H_
#define WEBKIT_COMMON_BLOB_BLOB_DATA_H_
#include <string>
#include <vector>
#include "base/basictypes.h"
#include "base/files/file_path.h"
#include "base/memory/ref_counted.h"
#include "base/time.h"
#include "googleurl/src/gurl.h"
#include "webkit/base/data_element.h"
#include "webkit/common/blob/shareable_file_reference.h"
#include "webkit/storage/webkit_storage_export.h"
namespace webkit_blob {
class WEBKIT_STORAGE_EXPORT BlobData : public base::RefCounted<BlobData> {
public:
typedef webkit_base::DataElement Item;
// TODO(michaeln): remove the empty ctor when we fully transition to uuids.
BlobData();
explicit BlobData(const std::string& uuid);
void AppendData(const std::string& data) {
AppendData(data.c_str(), data.size());
}
void AppendData(const char* data, size_t length);
void AppendFile(const base::FilePath& file_path, uint64 offset, uint64 length,
const base::Time& expected_modification_time);
// Note: Identifying blobs by url is being deprecated, but while transitioning
// there's a little of both going on in the project.
void AppendBlob(const GURL& blob_url, uint64 offset, uint64 length);
void AppendBlob(const std::string& uuid, uint64 offset, uint64 length);
void AppendFileSystemFile(const GURL& url, uint64 offset, uint64 length,
const base::Time& expected_modification_time);
void AttachShareableFileReference(ShareableFileReference* reference) {
shareable_files_.push_back(reference);
}
const std::string& uuid() const { return uuid_; }
const std::vector<Item>& items() const { return items_; }
const std::string& content_type() const { return content_type_; }
void set_content_type(const std::string& content_type) {
content_type_ = content_type;
}
const std::string& content_disposition() const {
return content_disposition_;
}
void set_content_disposition(const std::string& content_disposition) {
content_disposition_ = content_disposition;
}
int64 GetMemoryUsage() const;
private:
friend class base::RefCounted<BlobData>;
virtual ~BlobData();
std::string uuid_;
std::string content_type_;
std::string content_disposition_;
std::vector<Item> items_;
std::vector<scoped_refptr<ShareableFileReference> > shareable_files_;
DISALLOW_COPY_AND_ASSIGN(BlobData);
};
#if defined(UNIT_TEST)
inline bool operator==(const BlobData& a, const BlobData& b) {
if (a.content_type() != b.content_type())
return false;
if (a.content_disposition() != b.content_disposition())
return false;
if (a.items().size() != b.items().size())
return false;
for (size_t i = 0; i < a.items().size(); ++i) {
if (a.items()[i] != b.items()[i])
return false;
}
return true;
}
inline bool operator!=(const BlobData& a, const BlobData& b) {
return !(a == b);
}
#endif // defined(UNIT_TEST)
} // namespace webkit_blob
#endif // WEBKIT_COMMON_BLOB_BLOB_DATA_H_
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