storage/browser/fileapi/file_system_quota_client.h

   1 // Copyright (c) 2012 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_FILEAPI_FILE_SYSTEM_QUOTA_CLIENT_H_
   6 #define STORAGE_BROWSER_FILEAPI_FILE_SYSTEM_QUOTA_CLIENT_H_
   7
   8 #include <set>
   9 #include <string>
  10 #include <utility>
  11
  12 #include "base/basictypes.h"
  13 #include "base/compiler_specific.h"
  14 #include "base/files/file_path.h"
  15 #include "base/memory/ref_counted.h"
  16 #include "storage/browser/fileapi/file_system_quota_util.h"
  17 #include "storage/browser/quota/quota_client.h"
  18 #include "storage/browser/storage_browser_export.h"
  19 #include "storage/common/fileapi/file_system_types.h"
  20
  21 namespace base {
  22 class SequencedTaskRunner;
  23 }
  24
  25 namespace storage {
  26
  27 class FileSystemContext;
  28
  29 // An instance of this class is created per-profile.  This class
  30 // is self-destructed and will delete itself when OnQuotaManagerDestroyed
  31 // is called.
  32 // All of the public methods of this class are called by the quota manager
  33 // (except for the constructor/destructor).
  34 class STORAGE_EXPORT_PRIVATE FileSystemQuotaClient
  35     : public NON_EXPORTED_BASE(storage::QuotaClient) {
  36  public:
  37   FileSystemQuotaClient(
  38       FileSystemContext* file_system_context,
  39       bool is_incognito);
  40   ~FileSystemQuotaClient() override;
  41
  42   // QuotaClient methods.
  43   storage::QuotaClient::ID id() const override;
  44   void OnQuotaManagerDestroyed() override;
  45   void GetOriginUsage(const GURL& origin_url,
  46                       storage::StorageType type,
  47                       const GetUsageCallback& callback) override;
  48   void GetOriginsForType(storage::StorageType type,
  49                          const GetOriginsCallback& callback) override;
  50   void GetOriginsForHost(storage::StorageType type,
  51                          const std::string& host,
  52                          const GetOriginsCallback& callback) override;
  53   void DeleteOriginData(const GURL& origin,
  54                         storage::StorageType type,
  55                         const DeletionCallback& callback) override;
  56   bool DoesSupport(storage::StorageType type) const override;
  57
  58  private:
  59   base::SequencedTaskRunner* file_task_runner() const;
  60
  61   scoped_refptr<FileSystemContext> file_system_context_;
  62
  63   bool is_incognito_;
  64
  65   DISALLOW_COPY_AND_ASSIGN(FileSystemQuotaClient);
  66 };
  67
  68 }  // namespace storage
  69
  70 #endif  // STORAGE_BROWSER_FILEAPI_FILE_SYSTEM_QUOTA_CLIENT_H_