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 STORAGE_BROWSER_DATABASE_DATABASE_QUOTA_CLIENT_H_ 6 #define STORAGE_BROWSER_DATABASE_DATABASE_QUOTA_CLIENT_H_ 7 8 #include <set> 9 #include <string> 10 11 #include "base/memory/ref_counted.h" 12 #include "base/message_loop/message_loop_proxy.h" 13 #include "storage/browser/quota/quota_client.h" 14 #include "storage/browser/storage_browser_export.h" 15 #include "storage/common/quota/quota_types.h" 16 17 namespace storage { 18 19 class DatabaseTracker; 20 21 // A QuotaClient implementation to integrate WebSQLDatabases 22 // with the quota management system. This interface is used 23 // on the IO thread by the quota manager. 24 class STORAGE_EXPORT_PRIVATE DatabaseQuotaClient 25 : public storage::QuotaClient { 26 public: 27 DatabaseQuotaClient( 28 base::MessageLoopProxy* tracker_thread, 29 DatabaseTracker* tracker); 30 virtual ~DatabaseQuotaClient(); 31 32 // QuotaClient method overrides 33 virtual ID id() const OVERRIDE; 34 virtual void OnQuotaManagerDestroyed() OVERRIDE; 35 virtual void GetOriginUsage(const GURL& origin_url, 36 storage::StorageType type, 37 const GetUsageCallback& callback) OVERRIDE; 38 virtual void GetOriginsForType(storage::StorageType type, 39 const GetOriginsCallback& callback) OVERRIDE; 40 virtual void GetOriginsForHost(storage::StorageType type, 41 const std::string& host, 42 const GetOriginsCallback& callback) OVERRIDE; 43 virtual void DeleteOriginData(const GURL& origin, 44 storage::StorageType type, 45 const DeletionCallback& callback) OVERRIDE; 46 virtual bool DoesSupport(storage::StorageType type) const OVERRIDE; 47 48 private: 49 scoped_refptr<base::MessageLoopProxy> db_tracker_thread_; 50 scoped_refptr<DatabaseTracker> db_tracker_; // only used on its thread 51 52 DISALLOW_COPY_AND_ASSIGN(DatabaseQuotaClient); 53 }; 54 55 } // namespace storage 56 57 #endif // STORAGE_BROWSER_DATABASE_DATABASE_QUOTA_CLIENT_H_ 58
