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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 CONTENT_BROWER_IN_PROCESS_WEBKIT_QUOTA_CLIENT_H_
#define CONTENT_BROWER_IN_PROCESS_WEBKIT_QUOTA_CLIENT_H_
#include <set>
#include <string>
#include "base/memory/ref_counted.h"
#include "base/message_loop_proxy.h"
#include "content/common/content_export.h"
#include "webkit/quota/quota_client.h"
#include "webkit/quota/quota_task.h"
#include "webkit/quota/quota_types.h"
class IndexedDBContextImpl;
// A QuotaClient implementation to integrate IndexedDB
// with the quota management system. This interface is used
// on the IO thread by the quota manager.
class IndexedDBQuotaClient : public quota::QuotaClient,
public quota::QuotaTaskObserver {
public:
CONTENT_EXPORT IndexedDBQuotaClient(
base::MessageLoopProxy* tracker_thread,
IndexedDBContextImpl* indexed_db_context);
CONTENT_EXPORT virtual ~IndexedDBQuotaClient();
// QuotaClient method overrides
virtual ID id() const OVERRIDE;
virtual void OnQuotaManagerDestroyed() OVERRIDE;
virtual void GetOriginUsage(const GURL& origin_url,
quota::StorageType type,
const GetUsageCallback& callback) OVERRIDE;
virtual void GetOriginsForType(quota::StorageType type,
const GetOriginsCallback& callback) OVERRIDE;
virtual void GetOriginsForHost(quota::StorageType type,
const std::string& host,
const GetOriginsCallback& callback) OVERRIDE;
virtual void DeleteOriginData(const GURL& origin,
quota::StorageType type,
const DeletionCallback& callback) OVERRIDE;
private:
class HelperTask;
class GetOriginUsageTask;
class GetOriginsTaskBase;
class GetAllOriginsTask;
class GetOriginsForHostTask;
class DeleteOriginTask;
typedef quota::CallbackQueueMap1
<GetUsageCallback,
GURL, // origin
int64
> UsageForOriginCallbackMap;
typedef quota::CallbackQueue2
<GetOriginsCallback,
const std::set<GURL>&,
quota::StorageType
> OriginsForTypeCallbackQueue;
typedef quota::CallbackQueueMap2
<GetOriginsCallback,
std::string, // host
const std::set<GURL>&,
quota::StorageType
> OriginsForHostCallbackMap;
void DidGetOriginUsage(const GURL& origin_url, int64 usage);
void DidGetAllOrigins(const std::set<GURL>& origins, quota::StorageType type);
void DidGetOriginsForHost(
const std::string& host, const std::set<GURL>& origins,
quota::StorageType type);
scoped_refptr<base::MessageLoopProxy> webkit_thread_message_loop_;
scoped_refptr<IndexedDBContextImpl> indexed_db_context_;
UsageForOriginCallbackMap usage_for_origin_callbacks_;
OriginsForTypeCallbackQueue origins_for_type_callbacks_;
OriginsForHostCallbackMap origins_for_host_callbacks_;
DISALLOW_COPY_AND_ASSIGN(IndexedDBQuotaClient);
};
#endif // CONTENT_BROWER_IN_PROCESS_WEBKIT_QUOTA_CLIENT_H_
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