/*
* 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.corba;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.Hashtable;
import java.util.Properties;
import org.jboss.logging.Logger;
import org.omg.CORBA.ORB;
import org.omg.PortableServer.POA;
/**
* An object factory that creates an ORB on the client
*
* @author Adrian Brock (adrian@jboss.com)
* @version $Revision: 81030 $
*/
public class ORBFactory
{
// Constants -----------------------------------------------------
/** The logger */
private static final Logger log = Logger.getLogger(ORBFactory.class);
/** The orb */
private static ORB orb;
// Attributes ----------------------------------------------------
// Static --------------------------------------------------------
public static ORB getORB()
{
synchronized (ORBFactory.class)
{
if (orb == null)
{
Properties properties;
try
{
properties = (Properties) AccessController.doPrivileged(new PrivilegedAction()
{
public Object run()
{
return System.getProperties();
}
});
}
catch (SecurityException ignored)
{
log.trace("Unable to retrieve system properties", ignored);
properties = null;
}
// Create the singleton ORB
orb = ORB.init(new String[0], properties);
// Activate the root POA
try
{
POA rootPOA = (POA) orb.resolve_initial_references("RootPOA");
rootPOA.the_POAManager().activate();
}
catch (Throwable t)
{
log.warn("Unable to activate POA", t);
}
}
return orb;
}
}
public static void setORB(ORB orb)
{
if (ORBFactory.orb != null)
throw new IllegalStateException("ORB has already been set");
ORBFactory.orb = orb;
}
// Constructors --------------------------------------------------
// Public --------------------------------------------------------
// Y overrides ---------------------------------------------------
// Package protected ---------------------------------------------
// Protected -----------------------------------------------------
// Private -------------------------------------------------------
// Inner classes -------------------------------------------------
}