gecko/dom/indexedDB/IDBDatabaseRequest.h

112 lines
3.4 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Indexed Database.
*
* The Initial Developer of the Original Code is
* The Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Ben Turner <bent.mozilla@gmail.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef mozilla_dom_indexeddb_idbdatabaserequest_h__
#define mozilla_dom_indexeddb_idbdatabaserequest_h__
#include "mozilla/dom/indexedDB/IDBRequest.h"
#include "mozilla/dom/indexedDB/LazyIdleThread.h"
#include "mozIStorageConnection.h"
#include "nsIIDBDatabaseRequest.h"
#include "nsIObserver.h"
#include "nsDOMLists.h"
BEGIN_INDEXEDDB_NAMESPACE
class AsyncConnectionHelper;
struct DatabaseInfo;
class IDBTransactionRequest;
class IDBDatabaseRequest : public IDBRequest::Generator,
public nsIIDBDatabaseRequest,
public nsIObserver
{
friend class AsyncConnectionHelper;
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIIDBDATABASE
NS_DECL_NSIIDBDATABASEREQUEST
NS_DECL_NSIOBSERVER
static already_AddRefed<IDBDatabaseRequest>
Create(DatabaseInfo* aDatabaseInfo,
LazyIdleThread* aThread,
nsCOMPtr<mozIStorageConnection>& aConnection);
nsIThread* ConnectionThread() {
return mConnectionThread;
}
void CloseConnection();
PRUint32 Id() {
return mDatabaseId;
}
const nsString& FilePath() {
return mFilePath;
}
protected:
IDBDatabaseRequest();
~IDBDatabaseRequest();
// Only meant to be called on mStorageThread!
nsresult GetOrCreateConnection(mozIStorageConnection** aConnection);
private:
PRUint32 mDatabaseId;
nsString mName;
nsString mDescription;
nsString mFilePath;
nsRefPtr<LazyIdleThread> mConnectionThread;
// Only touched on mStorageThread! These must be destroyed in the
// FireCloseConnectionRunnable method.
nsCOMPtr<mozIStorageConnection> mConnection;
};
END_INDEXEDDB_NAMESPACE
#endif // mozilla_dom_indexeddb_idbdatabaserequest_h__