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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 CONTENT_PUBLIC_BROWSER_INDEXED_DB_CONTEXT_H_
      6 #define CONTENT_PUBLIC_BROWSER_INDEXED_DB_CONTEXT_H_
      7 
      8 #include <vector>
      9 
     10 #include "base/basictypes.h"
     11 #include "base/files/file_path.h"
     12 #include "base/memory/ref_counted.h"
     13 #include "content/common/content_export.h"
     14 #include "content/public/browser/indexed_db_info.h"
     15 
     16 namespace base {
     17 class SequencedTaskRunner;
     18 class TaskRunner;
     19 }
     20 
     21 namespace content {
     22 
     23 // Represents the per-BrowserContext IndexedDB data.
     24 // Call these methods only via the exposed TaskRunner.
     25 class IndexedDBContext : public base::RefCountedThreadSafe<IndexedDBContext> {
     26  public:
     27   // Only call the below methods by posting to this TaskRunner.
     28   virtual base::TaskRunner* TaskRunner() const = 0;
     29 
     30   // Methods used in response to QuotaManager requests.
     31   virtual std::vector<GURL> GetAllOrigins() = 0;
     32   virtual std::vector<IndexedDBInfo> GetAllOriginsInfo() = 0;
     33   virtual int64 GetOriginDiskUsage(const GURL& origin_url) = 0;
     34   virtual base::Time GetOriginLastModified(const GURL& origin_url) = 0;
     35 
     36   // Deletes all indexed db files for the given origin.
     37   virtual void DeleteForOrigin(const GURL& origin_url) = 0;
     38 
     39   // Get the file name of the local storage file for the given origin.
     40   virtual base::FilePath GetFilePathForTesting(
     41       const std::string& origin_id) const = 0;
     42   // Set the task runner for tests if browser main loop is not initialized.
     43   virtual void SetTaskRunnerForTesting(
     44       base::SequencedTaskRunner* task_runner) = 0;
     45 
     46  protected:
     47   friend class base::RefCountedThreadSafe<IndexedDBContext>;
     48   virtual ~IndexedDBContext() {}
     49 };
     50 
     51 }  // namespace content
     52 
     53 #endif  // CONTENT_PUBLIC_BROWSER_INDEXED_DB_CONTEXT_H_
     54