/*

  * Copyright 2007 The Kuali Foundation

  * 

  * Licensed under the Educational Community License, Version 2.0 (the "License");

  * you may not use this file except in compliance with the License.

  * You may obtain a copy of the License at

  * 

  * http://www.opensource.org/licenses/ecl2.php

  * 

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

  */

 package org.kuali.rice.ken.service.ws.impl;

 import java.io.IOException;

 import java.rmi.RemoteException;

 import org.apache.log4j.Logger;

 import org.kuali.rice.ken.bo.NotificationResponse;

 import org.kuali.rice.ken.exception.InvalidXMLException;

 import org.kuali.rice.ken.service.NotificationMessageContentService;

 import org.kuali.rice.ken.service.NotificationService;

 import org.kuali.rice.ken.service.ws.NotificationWebService;

 import org.kuali.rice.ken.util.NotificationConstants;

 import org.kuali.rice.ken.util.PerformanceLog;

 import org.kuali.rice.ken.util.PerformanceLog.PerformanceStopWatch;

 /**

  * Web service interface implementation that delegates directly to Spring service

  * Spring integration strategy taken from:

  * http://javaboutique.internet.com/tutorials/axisspring/

  * This class extends ServletEndpointSupport so that it can obtain the Notification System Spring context

  * from the ServletContext via getWebApplicationContext().  It then delegates to the NotificationService.

  * @author Kuali Rice Team (rice.collab@kuali.org)

  */

 public class NotificationWebServiceImpl /*extends ServletEndpointSupport*/ implements NotificationWebService {

     private static final Logger LOG = Logger.getLogger(NotificationWebServiceImpl.class);

     private NotificationService notificationService;

     private NotificationMessageContentService notificationMessageContentService;

     /**

      * Callback for custom initialization after the context has been set up.

      * @throws ServiceException if initialization failed

      */

     /*protected void onInit() throws ServiceException {

         // grab the spring application context from the webapp context so that we can look up our service in spring 

         NotificationServiceLocator locator = new SpringNotificationServiceLocator(getWebApplicationContext());

         this.notificationService = locator.getNotificationService();

         this.notificationMessageContentService = locator.getNotificationMessageContentService();

     }*/

     /**

      * Invokes the underlying Java API calls via Spring service invocation.

      * @see org.kuali.rice.ken.service.ws.NotificationWebService#sendNotification(java.lang.String)

      */

     public String sendNotification(String notificationMessageAsXml) throws RemoteException {

         PerformanceStopWatch watch = PerformanceLog.startTimer("Time to send notification from web service");

         NotificationResponse response;

         try {

             response = notificationService.sendNotification(notificationMessageAsXml);

         } catch(IOException ioe) {

             response = new NotificationResponse();

             response.setStatus(NotificationConstants.RESPONSE_STATUSES.FAILURE);

             response.setMessage("Failed to process the message content: " + ioe.getMessage());

             LOG.error("Failed to process the message content", ioe);

         } catch(InvalidXMLException ixe) {

             response = new NotificationResponse();

             response.setStatus(NotificationConstants.RESPONSE_STATUSES.FAILURE);

             response.setMessage("Failed to process the message content because the XML message provided to the system was invalid: " + ixe.getMessage());

             LOG.error("Failed to process the message content because the XML message provided to the system was invalid", ixe);

         }

         String responseAsXml = notificationMessageContentService.generateNotificationResponseMessage(response);

         watch.recordDuration();

         LOG.info("Notification response: " + response);

         return responseAsXml;

     }

 }