1// Copyright (c) 2011 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_QUOTA_CLIENT_H_ 6#define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_QUOTA_CLIENT_H_ 7 8#include <set> 9#include <string> 10 11#include "base/memory/ref_counted.h" 12#include "base/memory/weak_ptr.h" 13#include "base/message_loop/message_loop_proxy.h" 14#include "content/common/content_export.h" 15#include "storage/browser/quota/quota_client.h" 16#include "storage/browser/quota/quota_task.h" 17#include "storage/common/quota/quota_types.h" 18 19namespace content { 20class IndexedDBContextImpl; 21 22// A QuotaClient implementation to integrate IndexedDB 23// with the quota management system. This interface is used 24// on the IO thread by the quota manager. 25class IndexedDBQuotaClient : public storage::QuotaClient, 26 public storage::QuotaTaskObserver { 27 public: 28 CONTENT_EXPORT explicit IndexedDBQuotaClient( 29 IndexedDBContextImpl* indexed_db_context); 30 CONTENT_EXPORT virtual ~IndexedDBQuotaClient(); 31 32 // QuotaClient method overrides 33 virtual ID id() const OVERRIDE; 34 virtual void OnQuotaManagerDestroyed() OVERRIDE; 35 CONTENT_EXPORT virtual void GetOriginUsage( 36 const GURL& origin_url, 37 storage::StorageType type, 38 const GetUsageCallback& callback) OVERRIDE; 39 CONTENT_EXPORT virtual void GetOriginsForType( 40 storage::StorageType type, 41 const GetOriginsCallback& callback) OVERRIDE; 42 CONTENT_EXPORT virtual void GetOriginsForHost( 43 storage::StorageType type, 44 const std::string& host, 45 const GetOriginsCallback& callback) OVERRIDE; 46 CONTENT_EXPORT virtual void DeleteOriginData( 47 const GURL& origin, 48 storage::StorageType type, 49 const DeletionCallback& callback) OVERRIDE; 50 virtual bool DoesSupport(storage::StorageType type) const OVERRIDE; 51 52 private: 53 scoped_refptr<IndexedDBContextImpl> indexed_db_context_; 54 55 DISALLOW_COPY_AND_ASSIGN(IndexedDBQuotaClient); 56}; 57 58} // namespace content 59 60#endif // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_QUOTA_CLIENT_H_ 61