/**
 * JBoss, the OpenSource J2EE webOS
 *
 * Distributable under LGPL license.
 * See terms of license at gnu.org.
 */
package org.jboss.test.webservice.samples;

// $Id: ClientSideHandler.java,v 1.1.2.1 2005/02/11 19:14:31 tdiesler Exp $

import org.jboss.logging.Logger;

import javax.xml.namespace.QName;
import javax.xml.rpc.handler.GenericHandler;
import javax.xml.rpc.handler.HandlerInfo;
import javax.xml.rpc.handler.MessageContext;

/**
 * A simple client side handler
 * 
 * @author thomas.diesler@jboss.org
 */
public class ClientSideHandler extends GenericHandler
{
   // provide logging
   private static final Logger log = Logger.getLogger(ClientSideHandler.class);

   // header blocks processed by this Handler instance
   private QName[] headers;

   /**
    * Gets the header blocks processed by this Handler instance.
    *
    * @return Array of QNames of header blocks processed by this handler instance.
    * QName is the qualified name of the outermost element of the Header block.
    */
   public QName[] getHeaders()
   {
      return headers;
   }

   /**
    * The init method to enable the Handler instance to initialize itself. This method should be overridden if the
    * derived Handler class needs to specialize implementation of this method.
    * @param config handler configuration
    */
   public void init(HandlerInfo config)
   {
      log.debug("init");
      headers = config.getHeaders();
   }

   /**
    * The destroy method indicates the end of lifecycle for a Handler instance. This method should be overridden if
    * the derived Handler class needs to specialize implementation of this method.
    */
   public void destroy()
   {
      log.debug("destroy");
   }

   /**
    * The handleRequest method processes the request SOAP message. The default implementation of this method returns true.
    * This indicates that the handler chain should continue processing of the request SOAP message.
    * This method should be overridden if the derived Handler class needs to specialize implementation of this method.
    * @param msgContext the message msgContext
    * @return true/false
    */
   public boolean handleRequest(MessageContext msgContext)
   {
      log.debug("handleRequest");
      return true;
   }

   /**
    * The handleResponse method processes the response message. The default implementation of this method returns true.
    * This indicates that the handler chain should continue processing of the response SOAP message.
    * This method should be overridden if the derived Handler class needs to specialize implementation of this method.
    * @param msgContext the message msgContext
    * @return true/false
    */
   public boolean handleResponse(MessageContext msgContext)
   {
      log.debug("handleResponse");
      return true;
   }

   /**
    * The handleFault method processes the SOAP faults based on the SOAP message processing model.
    * The default implementation of this method returns true. This indicates that the handler chain should continue
    * processing of the SOAP fault. This method should be overridden if the derived Handler class needs to specialize
    * implementation of this method.
    * @param msgContext the message msgContext
    * @return the message msgContext
    */
   public boolean handleFault(MessageContext msgContext)
   {
      log.debug("handleFault");
      return true;
   }
}