LCOV - code coverage report
Current view: directory - dom/indexedDB - IDBFactory.h (source / functions) Found Hit Coverage
Test: app.info Lines: 2 1 50.0 %
Date: 2012-06-02 Functions: 5 2 40.0 %

       1                 : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2                 : /* vim: set ts=2 et sw=2 tw=80: */
       3                 : /* ***** BEGIN LICENSE BLOCK *****
       4                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       5                 :  *
       6                 :  * The contents of this file are subject to the Mozilla Public License Version
       7                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       8                 :  * the License. You may obtain a copy of the License at
       9                 :  * http://www.mozilla.org/MPL/
      10                 :  *
      11                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      12                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      13                 :  * for the specific language governing rights and limitations under the
      14                 :  * License.
      15                 :  *
      16                 :  * The Original Code is Indexed Database.
      17                 :  *
      18                 :  * The Initial Developer of the Original Code is
      19                 :  * The Mozilla Foundation.
      20                 :  * Portions created by the Initial Developer are Copyright (C) 2010
      21                 :  * the Initial Developer. All Rights Reserved.
      22                 :  *
      23                 :  * Contributor(s):
      24                 :  *   Ben Turner <bent.mozilla@gmail.com>
      25                 :  *
      26                 :  * Alternatively, the contents of this file may be used under the terms of
      27                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      28                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      29                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      30                 :  * of those above. If you wish to allow use of your version of this file only
      31                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      32                 :  * use your version of this file under the terms of the MPL, indicate your
      33                 :  * decision by deleting the provisions above and replace them with the notice
      34                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      35                 :  * the provisions above, a recipient may use your version of this file under
      36                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      37                 :  *
      38                 :  * ***** END LICENSE BLOCK ***** */
      39                 : 
      40                 : #ifndef mozilla_dom_indexeddb_idbfactory_h__
      41                 : #define mozilla_dom_indexeddb_idbfactory_h__
      42                 : 
      43                 : #include "mozilla/dom/indexedDB/IndexedDatabase.h"
      44                 : 
      45                 : #include "mozIStorageConnection.h"
      46                 : #include "nsIIDBFactory.h"
      47                 : 
      48                 : #include "nsCycleCollectionParticipant.h"
      49                 : #include "nsXULAppAPI.h"
      50                 : 
      51                 : class nsIAtom;
      52                 : class nsPIDOMWindow;
      53                 : 
      54                 : BEGIN_INDEXEDDB_NAMESPACE
      55                 : 
      56                 : struct DatabaseInfo;
      57                 : class IDBDatabase;
      58                 : struct ObjectStoreInfo;
      59                 : 
      60                 : class IDBFactory : public nsIIDBFactory
      61                 : {
      62                 :   typedef nsTArray<nsRefPtr<ObjectStoreInfo> > ObjectStoreInfoArray;
      63                 : 
      64                 : public:
      65               0 :   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
      66            7663 :   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(IDBFactory)
      67                 :   NS_DECL_NSIIDBFACTORY
      68                 : 
      69                 :   static already_AddRefed<nsIIDBFactory> Create(nsPIDOMWindow* aWindow);
      70                 : 
      71                 :   static already_AddRefed<nsIIDBFactory> Create(JSContext* aCx,
      72                 :                                                 JSObject* aOwningObject);
      73                 : 
      74                 :   static already_AddRefed<mozIStorageConnection>
      75                 :   GetConnection(const nsAString& aDatabaseFilePath);
      76                 : 
      77                 :   // Called when a process uses an IndexedDB factory. We only allow
      78                 :   // a single process type to use IndexedDB - the chrome/single process
      79                 :   // in Firefox, and the child process in Fennec - so access by more
      80                 :   // than one process type is a very serious error.
      81                 :   static void
      82                 :   NoteUsedByProcessType(GeckoProcessType aProcessType);
      83                 : 
      84                 :   static nsresult
      85                 :   GetDirectory(nsIFile** aDirectory);
      86                 : 
      87                 :   static nsresult
      88                 :   GetDirectoryForOrigin(const nsACString& aASCIIOrigin,
      89                 :                         nsIFile** aDirectory);
      90                 : 
      91                 :   static nsresult
      92                 :   LoadDatabaseInformation(mozIStorageConnection* aConnection,
      93                 :                           nsIAtom* aDatabaseId,
      94                 :                           PRUint64* aVersion,
      95                 :                           ObjectStoreInfoArray& aObjectStores);
      96                 : 
      97                 :   static nsresult
      98                 :   SetDatabaseMetadata(DatabaseInfo* aDatabaseInfo,
      99                 :                       PRUint64 aVersion,
     100                 :                       ObjectStoreInfoArray& aObjectStores);
     101                 : 
     102                 : private:
     103                 :   IDBFactory();
     104                 :   ~IDBFactory();
     105                 : 
     106                 :   nsresult
     107                 :   OpenCommon(const nsAString& aName,
     108                 :              PRInt64 aVersion,
     109                 :              bool aDeleting,
     110                 :              nsIIDBOpenDBRequest** _retval);
     111                 : 
     112                 :   // If this factory lives on a window then mWindow must be non-null. Otherwise
     113                 :   // mOwningObject must be non-null.
     114                 :   nsCOMPtr<nsPIDOMWindow> mWindow;
     115                 :   JSObject* mOwningObject;
     116                 : };
     117                 : 
     118                 : END_INDEXEDDB_NAMESPACE
     119                 : 
     120                 : #endif // mozilla_dom_indexeddb_idbfactory_h__

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