/*
* JBoss, Home of Professional Open Source
* Copyright 2006, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags.
* See the copyright.txt in the distribution for a full listing
* of individual contributors.
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU General Public License, v. 2.0.
* This program is distributed in the hope that it will be useful, but WITHOUT A
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU General Public License for more details.
* You should have received a copy of the GNU General Public License,
* v. 2.0 along with this distribution; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*
* (C) 2005-2006,
* @author JBoss Inc.
*/
/*
* Copyright (C) 2000,
*
* Arjuna Solutions Limited,
* Newcastle upon Tyne,
* Tyne and Wear,
* UK.
*
* $Id: DefaultIORRecovery.java 2342 2006-03-30 13:06:17Z $
*/
package com.arjuna.orbportability.recovery;
import com.arjuna.orbportability.Services;
import com.arjuna.orbportability.ORB;
import java.io.FileNotFoundException;
import java.io.IOException;
import org.omg.CORBA.BAD_PARAM;
import org.omg.CORBA.BAD_OPERATION;
import org.omg.CORBA.SystemException;
/**
* The default recovery mechanism does the following:
*
* (i) if we are a POA based ORB then do nothing since the reference
* should have been created as persistent.
* (ii) call Services with the binding protocols in the following
* order: NAME_SERVICE, FILE, NAMED_CONNECT, BIND_CONNECT,
* CONFIGURATION_FILE, RESOLVE_INITIAL_REFERENCES
*
* @author Mark Little (mark@arjuna.com)
* @version $Id: DefaultIORRecovery.java 2342 2006-03-30 13:06:17Z $
* @since JTS 2.0.
*/
public class DefaultIORRecovery implements IORRecovery
{
public org.omg.CORBA.Object recover (ORB orb, String name, org.omg.CORBA.Object obj, Object[] params) throws SystemException
{
if ((obj == null) || (name == null))
throw new BAD_PARAM();
int mechanism = Services.NAME_SERVICE;
boolean finished = false;
org.omg.CORBA.Object nObj = null;
Services services = new Services(orb);
while (!finished)
{
try
{
nObj = services.getService(name, params, mechanism);
if (nObj == null)
throw new BAD_OPERATION();
else
finished = true;
}
catch (Exception e)
{
switch (mechanism)
{
case Services.CONFIGURATION_FILE:
mechanism = Services.RESOLVE_INITIAL_REFERENCES;
break;
case Services.RESOLVE_INITIAL_REFERENCES:
finished = true;
break;
case Services.NAME_SERVICE:
mechanism = Services.FILE;
break;
case Services.FILE:
mechanism = Services.NAMED_CONNECT;
break;
case Services.BIND_CONNECT:
mechanism = Services.CONFIGURATION_FILE;
break;
default:
finished = true;
break;
}
}
}
return nObj;
}
}