/*
* 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.naming;
import javax.naming.MalformedLinkException;
import javax.naming.RefAddr;
import javax.naming.Reference;
import javax.naming.StringRefAddr;
/**
* A pair of addresses, one to be used in the local machine,
* the other in remote machines.
*
* @author Adrian Brock (adrian@jboss.com)
* @version $Revision: 81030 $
*/
public class LinkRefPair extends Reference
{
// Constants -----------------------------------------------------
/** Serial version UID */
private static final long serialVersionUID = 6036946190113161492L;
/** Our class name */
private static final String linkRefPairClassName = LinkRefPair.class.getName();
/** The remote jndi object */
static final String remoteAddress = "remoteAddress";
/** The local jndi object */
static final String localAddress = "localAddress";
/** The guid used to determine whether we are local to the VM */
private static final String guidAddress = "guid";
// Attributes ----------------------------------------------------
// Static --------------------------------------------------------
// Constructors --------------------------------------------------
/**
* Create a new link ref pair with the give remote and local names.
*
* @param remote the remote name
* @param local the local name
*/
public LinkRefPair(String remote, String local)
{
super(linkRefPairClassName, LinkRefPairObjectFactory.className, null);
add(new StringRefAddr(guidAddress, LinkRefPairObjectFactory.guid));
add(new StringRefAddr(remoteAddress, remote));
add(new StringRefAddr(localAddress, local));
}
// Public --------------------------------------------------------
/**
* Get the guid link name
*
* @return the guid
* @throws MalformedLinkException when the reference is malformed
*/
public String getGUID() throws MalformedLinkException
{
if (className != null && className.equals(linkRefPairClassName))
{
RefAddr refAddr = get(guidAddress);
if (refAddr != null && refAddr instanceof StringRefAddr)
{
Object content = refAddr.getContent();
if (content != null && content instanceof String)
return (String) content;
else
throw new MalformedLinkException("Content is not a string: " + content);
}
else
throw new MalformedLinkException("RefAddr is not a string reference: " + refAddr);
}
else
throw new MalformedLinkException("Class is not a LinkRefPair: " + className);
}
/**
* Get the remote link name
*
* @return the remote link
* @throws MalformedLinkException when the reference is malformed
*/
public String getRemoteLinkName() throws MalformedLinkException
{
if (className != null && className.equals(linkRefPairClassName))
{
RefAddr refAddr = get(remoteAddress);
if (refAddr != null && refAddr instanceof StringRefAddr)
{
Object content = refAddr.getContent();
if (content != null && content instanceof String)
return (String) content;
else
throw new MalformedLinkException("Content is not a string: " + content);
}
else
throw new MalformedLinkException("RefAddr is not a string reference: " + refAddr);
}
else
throw new MalformedLinkException("Class is not a LinkRefPair: " + className);
}
/**
* Get the local link name
*
* @return the remote link
* @throws MalformedLinkException when the reference is malformed
*/
public String getLocalLinkName() throws MalformedLinkException
{
if (className != null && className.equals(linkRefPairClassName))
{
RefAddr refAddr = get(localAddress);
if (refAddr != null && refAddr instanceof StringRefAddr)
{
Object content = refAddr.getContent();
if (content != null && content instanceof String)
return (String) content;
else
throw new MalformedLinkException("Content is not a string: " + content);
}
else
throw new MalformedLinkException("RefAddr is not a string reference: " + refAddr);
}
else
throw new MalformedLinkException("Class is not a LinkRefPair: " + className);
}
// Package protected ---------------------------------------------
// Protected -----------------------------------------------------
// Private -------------------------------------------------------
// Inner classes -------------------------------------------------
}