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      1 // Copyright 2013 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_CONNECTION_H_
      6 #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_CONNECTION_H_
      7 
      8 #include "base/memory/ref_counted.h"
      9 #include "content/browser/indexed_db/indexed_db_database.h"
     10 #include "content/browser/indexed_db/indexed_db_database_callbacks.h"
     11 
     12 namespace content {
     13 class IndexedDBCallbacks;
     14 class IndexedDBDatabaseError;
     15 
     16 class CONTENT_EXPORT IndexedDBConnection {
     17  public:
     18   IndexedDBConnection(scoped_refptr<IndexedDBDatabase> db,
     19                       scoped_refptr<IndexedDBDatabaseCallbacks> callbacks);
     20   virtual ~IndexedDBConnection();
     21 
     22   // These methods are virtual to allow subclassing in unit tests.
     23   virtual void ForceClose();
     24   virtual void Close();
     25   virtual bool IsConnected();
     26 
     27   void VersionChangeIgnored();
     28 
     29   IndexedDBDatabase* database() { return database_.get(); }
     30   IndexedDBDatabaseCallbacks* callbacks() { return callbacks_.get(); }
     31 
     32  private:
     33   // NULL in some unit tests, and after the connection is closed.
     34   scoped_refptr<IndexedDBDatabase> database_;
     35 
     36   // The callbacks_ member is cleared when the connection is closed.
     37   // May be NULL in unit tests.
     38   scoped_refptr<IndexedDBDatabaseCallbacks> callbacks_;
     39 
     40   DISALLOW_COPY_AND_ASSIGN(IndexedDBConnection);
     41 };
     42 
     43 }  // namespace content
     44 
     45 #endif  // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_CONNECTION_H_
     46