content/browser/indexed_db/indexed_db_quota_client.h

   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 "content/common/content_export.h"
  14 #include "storage/browser/quota/quota_client.h"
  15 #include "storage/browser/quota/quota_task.h"
  16 #include "storage/common/quota/quota_types.h"
  17
  18 namespace content {
  19 class IndexedDBContextImpl;
  20
  21 // A QuotaClient implementation to integrate IndexedDB
  22 // with the quota  management system. This interface is used
  23 // on the IO thread by the quota manager.
  24 class IndexedDBQuotaClient : public storage::QuotaClient {
  25  public:
  26   CONTENT_EXPORT explicit IndexedDBQuotaClient(
  27       IndexedDBContextImpl* indexed_db_context);
  28   CONTENT_EXPORT ~IndexedDBQuotaClient() override;
  29
  30   // QuotaClient method overrides
  31   ID id() const override;
  32   void OnQuotaManagerDestroyed() override;
  33   CONTENT_EXPORT void GetOriginUsage(const GURL& origin_url,
  34                                      storage::StorageType type,
  35                                      const GetUsageCallback& callback) override;
  36   CONTENT_EXPORT void GetOriginsForType(
  37       storage::StorageType type,
  38       const GetOriginsCallback& callback) override;
  39   CONTENT_EXPORT void GetOriginsForHost(
  40       storage::StorageType type,
  41       const std::string& host,
  42       const GetOriginsCallback& callback) override;
  43   CONTENT_EXPORT void DeleteOriginData(
  44       const GURL& origin,
  45       storage::StorageType type,
  46       const DeletionCallback& callback) override;
  47   bool DoesSupport(storage::StorageType type) const override;
  48
  49  private:
  50   scoped_refptr<IndexedDBContextImpl> indexed_db_context_;
  51
  52   DISALLOW_COPY_AND_ASSIGN(IndexedDBQuotaClient);
  53 };
  54
  55 }  // namespace content
  56
  57 #endif  // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_QUOTA_CLIENT_H_