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      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 WEBKIT_BROWSER_FILEAPI_FILE_SYSTEM_QUOTA_CLIENT_H_
      6 #define WEBKIT_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 "webkit/browser/fileapi/file_system_quota_util.h"
     17 #include "webkit/browser/quota/quota_client.h"
     18 #include "webkit/browser/webkit_storage_browser_export.h"
     19 #include "webkit/common/fileapi/file_system_types.h"
     20 
     21 namespace base {
     22 class SequencedTaskRunner;
     23 }
     24 
     25 namespace fileapi {
     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 WEBKIT_STORAGE_BROWSER_EXPORT_PRIVATE FileSystemQuotaClient
     35     : public NON_EXPORTED_BASE(quota::QuotaClient) {
     36  public:
     37   FileSystemQuotaClient(
     38       FileSystemContext* file_system_context,
     39       bool is_incognito);
     40   virtual ~FileSystemQuotaClient();
     41 
     42   // QuotaClient methods.
     43   virtual quota::QuotaClient::ID id() const OVERRIDE;
     44   virtual void OnQuotaManagerDestroyed() OVERRIDE;
     45   virtual void GetOriginUsage(const GURL& origin_url,
     46                               quota::StorageType type,
     47                               const GetUsageCallback& callback) OVERRIDE;
     48   virtual void GetOriginsForType(
     49       quota::StorageType type,
     50       const GetOriginsCallback& callback) OVERRIDE;
     51   virtual void GetOriginsForHost(
     52       quota::StorageType type,
     53       const std::string& host,
     54       const GetOriginsCallback& callback) OVERRIDE;
     55   virtual void DeleteOriginData(
     56       const GURL& origin,
     57       quota::StorageType type,
     58       const DeletionCallback& callback) OVERRIDE;
     59   virtual bool DoesSupport(quota::StorageType type) const OVERRIDE;
     60 
     61  private:
     62   base::SequencedTaskRunner* file_task_runner() const;
     63 
     64   scoped_refptr<FileSystemContext> file_system_context_;
     65 
     66   bool is_incognito_;
     67 
     68   DISALLOW_COPY_AND_ASSIGN(FileSystemQuotaClient);
     69 };
     70 
     71 }  // namespace fileapi
     72 
     73 #endif  // WEBKIT_BROWSER_FILEAPI_FILE_SYSTEM_QUOTA_CLIENT_H_
     74