/*___INFO__MARK_BEGIN__*/
/*************************************************************************
 * 
 *  The Contents of this file are made available subject to the terms of
 *  the Sun Industry Standards Source License Version 1.2
 * 
 *  Sun Microsystems Inc., March, 2001
 * 
 * 
 *  Sun Industry Standards Source License Version 1.2
 *  =================================================
 *  The contents of this file are subject to the Sun Industry Standards
 *  Source License Version 1.2 (the "License"); You may not use this file
 *  except in compliance with the License. You may obtain a copy of the
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 *   Copyright: 2001 by Sun Microsystems, Inc.
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/*
 * SessionFactoryImpl.java
 *
 * Created on March 29, 2005, 9:32 PM
 */

package org.ggf.drmaa.harness;

import org.ggf.drmaa.Session;
import org.ggf.drmaa.SessionFactory;

/**
 *
 * @author dan.templeton@sun.com
 */
public class SessionFactoryImpl extends SessionFactory {
   private Object lock = new Object ();
   private Session session = null;
   
   /** Creates a new instance of SessionFactoryImpl */
   public SessionFactoryImpl () {
   }

   public org.ggf.drmaa.Session getSession () {
      synchronized (lock) {
         if (session == null) {
            session = new SessionImpl ();
         }
      }
      
      return session;
   }   
}
