/*

  * Copyright 2005-2007 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.kew.edl;

 import java.util.Iterator;

 import java.util.Map;

 import javax.xml.transform.Templates;

 import org.apache.log4j.Logger;

 import org.kuali.rice.kew.edl.bo.EDocLiteAssociation;

 import org.kuali.rice.kew.exception.WorkflowRuntimeException;

 import org.kuali.rice.kew.util.XmlHelper;

 import org.w3c.dom.Document;

 import org.w3c.dom.Element;

 /**

  * Responsible for notifying components associated with a particular EDL definition.

  * 

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

  */

 public class EDLController {

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

         private EDocLiteAssociation edocLiteAssociation;

         private Templates style;

         private Map configProcessors;

         private Map preProcessors;

         private Map postProcessors;

         private Map stateComponents;

         private EDLGlobalConfig edlGlobalConfig;

         private Document defaultDOM;

         private EDLContext edlContext;

         public Document notifyComponents() {

                 try {

                         updateDOMWithProcessors(defaultDOM, preProcessors);

                         updateDOMWithProcessors(defaultDOM, stateComponents);

                         updateDOMWithProcessors(defaultDOM, configProcessors);

                         updateDOMWithProcessors(defaultDOM, stateComponents);

                         updateDOMWithProcessors(defaultDOM, postProcessors);        

                 } catch (Exception e) {

                         throw new WorkflowRuntimeException(e);

                 }

                 return defaultDOM;

         }

         private void updateDOMWithProcessors(Document dom, Map processors) throws Exception {

                 for (Iterator iter = processors.entrySet().iterator(); iter.hasNext();) {

                         Map.Entry processorEntry = (Map.Entry) iter.next();

                         Element configElement = (Element)processorEntry.getKey();

                         EDLModelComponent eldModelComp = (EDLModelComponent)((Class)processorEntry.getValue()).newInstance();

                         eldModelComp.updateDOM(dom, configElement, edlContext);

                         if (LOG.isDebugEnabled()) {

                                 LOG.debug("Just completed notification to component " + eldModelComp + " doc content looks like. " + XmlHelper.jotNode(dom));

                         }

                 }

         }

         public Map getConfigProcessors() {

                 return configProcessors;

         }

         public void setConfigProcessors(Map configProcessors) {

                 this.configProcessors = configProcessors;

         }

         public EDLGlobalConfig getEdlGlobalConfig() {

                 return edlGlobalConfig;

         }

         public void setEdlGlobalConfig(EDLGlobalConfig edlConfig) {

                 this.edlGlobalConfig = edlConfig;

         }

         public Templates getStyle() {

                 return style;

         }

         public void setStyle(Templates style) {

                 this.style = style;

         }

         public EDocLiteAssociation getEdocLiteAssociation() {

                 return edocLiteAssociation;

         }

         public void setEdocLiteAssociation(EDocLiteAssociation edocLiteAssociation) {

                 this.edocLiteAssociation = edocLiteAssociation;

         }

         public Document getDefaultDOM() {

                 return defaultDOM;

         }

         public void setDefaultDOM(Document defaultDOM) {

                 this.defaultDOM = defaultDOM;

         }

         public EDLContext getEdlContext() {

                 return edlContext;

         }

         public void setEdlContext(EDLContext edlContext) {

                 this.edlContext = edlContext;

         }

         public Map getPostProcessors() {

                 return postProcessors;

         }

         public void setPostProcessors(Map postProcessors) {

                 this.postProcessors = postProcessors;

         }

         public Map getPreProcessors() {

                 return preProcessors;

         }

         public void setPreProcessors(Map preProcessors) {

                 this.preProcessors = preProcessors;

         }

         public Map getStateComponents() {

                 return stateComponents;

         }

         public void setStateComponents(Map stateComponents) {

                 this.stateComponents = stateComponents;

         }

 }