package org.hibersap.execution.jco;

 /*

  * Copyright (C) 2008 akquinet tech@spree GmbH

  * 

  * This file is part of Hibersap.

  * 

  * Hibersap is free software: you can redistribute it and/or modify it under the terms of the GNU

  * Lesser General Public License as published by the Free Software Foundation, either version 3 of

  * the License, or (at your option) any later version.

  * 

  * Hibersap is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without

  * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

  * Lesser General Public License for more details.

  * 

  * You should have received a copy of the GNU Lesser General Public License along with Hibersap. If

  * not, see <http://www.gnu.org/licenses/>.

  */

 import java.util.Properties;

 import org.apache.commons.logging.Log;

 import org.apache.commons.logging.LogFactory;

 import org.hibersap.HibersapException;

 import com.sap.conn.jco.JCoDestination;

 import com.sap.conn.jco.JCoDestinationManager;

 import com.sap.conn.jco.JCoException;

 import com.sap.conn.jco.ext.Environment;

 /**

  * This class acts as a wrapper for the ugly static JCo classes.

  *

  * @author Carsten Erker

  */

 public class JCoEnvironment

 {

     private static final Log LOG = LogFactory.getLog( JCoEnvironment.class );

     /**

      * JCo's Environment class doesn't offer any methods to check if a provider class is already registered,

      * but we need to dynamically register destinations

      */

     private static final JCoDataProvider destinationDataProvider;

     static

     {

         destinationDataProvider = new JCoDataProvider();

         Environment.registerDestinationDataProvider( destinationDataProvider );

     }

     public static void registerDestination( String destinationName, Properties jcoProperties )

     {

         LOG.info( "Registering destination " + destinationName );

         destinationDataProvider.addDestination( destinationName, jcoProperties );

     }

     public static void unregisterDestination( String destinationName )

     {

         LOG.info( "Unregistering destination " + destinationName );

         destinationDataProvider.removeDestination( destinationName );

     }

     public static JCoDestination getDestination( String destinationName )

     {

         try

         {

             return JCoDestinationManager.getDestination( destinationName );

         }

         catch ( JCoException e )

         {

             throw new HibersapException( "Can not get the destination named '" + destinationName + "'" );

         }

     }

 }