package org.apache.ojb.broker.accesslayer;

 /* Copyright 2003-2005 The Apache Software Foundation

  *

  * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

  */

 import org.apache.ojb.broker.PersistenceBroker;

 import org.apache.ojb.broker.util.factory.ConfigurableFactory;

 /**

  * Factory for {@link org.apache.ojb.broker.accesslayer.ConnectionManagerIF}

  * implementations.

  * <br/>

  * See also {@link org.apache.ojb.broker.accesslayer.ConnectionFactoryFactory}

  *

  * @author <a href="mailto:armin@codeAuLait.de">Armin Waibel</a>

  * @version $Id: ConnectionManagerFactory.java,v 1.1 2007-08-24 22:17:30 ewestfal Exp $

  */

 public class ConnectionManagerFactory extends ConfigurableFactory

 {

     private static ConnectionManagerFactory singleton;

     public static synchronized ConnectionManagerFactory getInstance()

     {

         if (singleton == null)

         {

             singleton = new ConnectionManagerFactory();

         }

         return singleton;

     }

     protected String getConfigurationKey()

     {

         return "ConnectionManagerClass";

     }

     public ConnectionManagerIF createConnectionManager(PersistenceBroker broker)

     {

         return (ConnectionManagerIF) createNewInstance(PersistenceBroker.class, broker);

     }

 }