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/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2008, Red Hat Middleware LLC, and individual contributors
 * as indicated by the @author tags. See the copyright.txt file in the
 * distribution for a full listing of individual contributors.
 *
 * This 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 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software 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 this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.jboss.tm.iiop;

import org.jboss.util.NestedRuntimeException;
import org.omg.CORBA.LocalObject;
import org.omg.IOP.Codec;
import org.omg.IOP.ENCODING_CDR_ENCAPS;
import org.omg.IOP.Encoding;
import org.omg.PortableInterceptor.ORBInitInfo;
import org.omg.PortableInterceptor.ORBInitializer;

/**
 * Implements an org.omg.PortableInterceptor.ORBinitializer that
 * installs the TxIORInterceptor 
 *
 * @author  Adrian Brock
 * @version $Revision: 81018 $
 */
public class TxIORInterceptorInitializer extends LocalObject implements ORBInitializer
{
   /** @since 4.0.1 */
   static final long serialVersionUID = 963051265993070280L;

   public TxIORInterceptorInitializer()
   {
      // do nothing
   }

   // org.omg.PortableInterceptor.ORBInitializer operations -------------------
   public void pre_init(ORBInitInfo info)
   {
      // do nothing
   }

   public void post_init(ORBInitInfo info)
   {
      try
      {
         // Use CDR encapsulation with GIOP 1.0 encoding
         Encoding encoding = new Encoding(ENCODING_CDR_ENCAPS.value, 
                                          (byte) 1, /* GIOP version */
                                          (byte) 0  /* GIOP revision*/);
         Codec codec = info.codec_factory().create_codec(encoding);
         info.add_ior_interceptor(new TxIORInterceptor(codec));
      }
      catch (Exception e)
      {
         throw new NestedRuntimeException("Unexpected", e);
      }
   }
}