/*
* 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 Lesser General Public License, v. 2.1.
* 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 Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public License,
* v.2.1 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) 2002,
*
* Arjuna Technologies Limited,
* Newcastle upon Tyne,
* Tyne and Wear,
* UK.
*
* $Id: JTAContextImple.java,v 1.10.4.1 2005/11/22 10:34:08 kconner Exp $
*/
package com.arjuna.mwlabs.wsc.model.jta.context;
import com.arjuna.mw.wsas.*;
import com.arjuna.mw.wsas.activity.*;
import com.arjuna.mw.wsas.context.Context;
import com.arjuna.mw.wsas.context.ContextManager;
import com.arjuna.mw.wsas.context.soap.SOAPContext;
import com.arjuna.mw.wscf.logging.wscfLogger;
import com.arjuna.mw.wscf.utils.DomUtil;
import com.arjuna.ats.internal.jta.transaction.arjunacore.TransactionImple;
import javax.transaction.*;
import javax.xml.parsers.*;
import org.w3c.dom.Element;
import com.arjuna.mw.wsas.exceptions.SystemException;
/**
* On demand this class creates the SOAP context information necessary to
* propagate the hierarchy of coordinators associated with the current
* thread.
*
* @author Mark Little (mark.little@arjuna.com)
* @version $Id: JTAContextImple.java,v 1.10.4.1 2005/11/22 10:34:08 kconner Exp $
*/
public class JTAContextImple implements SOAPContext
{
public JTAContextImple ()
{
_context = null;
}
public JTAContextImple (Transaction currentCoordinator)
{
_context = null;
initialiseContext(currentCoordinator);
}
/**
* Serialise the SOAP context into a DOM node.
* @param element The element to contain the serialisation.
* @return the element added.
*/
public Element serialiseToElement(final Element element)
{
final Element context = context() ;
element.appendChild(context) ;
return context ;
}
public void initialiseContext(Object param)
{
try
{
final Transaction currentCoordinator = (Transaction) param;
ActivityHierarchy hier = null;
try
{
hier = UserActivityFactory.userActivity().currentActivity();
}
catch (SystemException ex)
{
ex.printStackTrace();
}
if ((currentCoordinator != null) && (hier != null))
{
_identifierValue = ((TransactionImple) currentCoordinator).get_uid().stringForm() ;
_expiresValue = hier.activity(hier.size()-1).getTimeout() ;
}
}
catch (final ClassCastException cce)
{
throw new java.lang.IllegalArgumentException();
}
}
private synchronized Element context()
{
if (_context == null)
{
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
DocumentBuilder builder = null;
try
{
builder = factory.newDocumentBuilder();
}
catch (Exception ex)
{
ex.printStackTrace();
}
org.w3c.dom.Document doc = builder.newDocument();
_context = doc.createElement(_contextName);
_context.setAttribute("xmlns:wsu", _wsuNamespace);
_context.setAttribute("xmlns:wscoor", _wscoorNamespace);
_context.setAttribute("xmlns:arjuna", _arjunaNamespace);
if (_identifierValue != null)
{
org.w3c.dom.Element identifier = doc.createElement(_identifier);
identifier.appendChild(doc.createTextNode(_identifierValue));
_context.appendChild(identifier);
org.w3c.dom.Element expires = doc.createElement(_expires);
expires.appendChild(doc.createTextNode(Integer.toString(_expiresValue)));
_context.appendChild(expires);
org.w3c.dom.Element coordinationType = doc.createElement("wscoor:CoordinationType");
coordinationType.appendChild(doc.createTextNode(_coordinationTypeURI));
_context.appendChild(coordinationType);
}
}
return _context ;
}
public String getTransactionIdentifier()
{
return _identifierValue ;
}
public int getTransactionExpires()
{
return _expiresValue ;
}
public String identifier ()
{
return JTAContextImple.class.getName();
}
public String toString ()
{
return DomUtil.nodeAsString(context());
}
/**
* @message com.arjuna.mwlabs.wsc.model.jta.context.JTAContextImple_1 [com.arjuna.mwlabs.wsc.model.jta.context.JTAContextImple_1] - ignoring context:
*/
public static JTAContextImple getContext()
{
ContextManager cxman = new ContextManager();
Context[] contexts = cxman.contexts();
for (int i = 0; i < contexts.length; i++)
{
if (contexts[i].identifier().equals(com.arjuna.mwlabs.wsc.model.jta.context.JTAContextImple.class.getName()))
{
if (contexts[i] instanceof JTAContextImple)
{
return (JTAContextImple)contexts[i] ;
}
else
{
wscfLogger.arjLoggerI18N.warn("com.arjuna.mwlabs.wsc.model.jta.context.SOAPContextImple_1",
new Object[]{contexts[i]});
}
break;
}
}
return null ;
}
private org.w3c.dom.Element _context;
private String _identifierValue ;
private int _expiresValue ;
private static final String _wscoorNamespace = "http://schemas.xmlsoap.org/ws/2004/10/wscoor";
private static final String _wsuNamespace = "http://schemas.xmlsoap.org/ws/2002/07/utility";
private static final String _arjunaNamespace = "http://arjuna.com/schemas/wsc/2003/01/extension";
private static final String _contextName = "wscoor:CoordinationContext";
private static final String _identifier = "wsu:Identifier";
private static final String _expires = "wsu:Expires";
private static final String _coordinationType = "CoordinationType";
public static final String _coordinationTypeURI = "urn:arjuna:jta";
}