/**

  * Copyright 2005-2011 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.engine.node;

 import org.kuali.rice.kew.engine.RouteContext;

 import org.kuali.rice.kew.engine.RouteHelper;

 /**

  * A simple implementation of a {@link JoinNode} which indicates it is complete once all branches

  * have joined.

  * 

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

  */

 public class SimpleJoinNode implements JoinNode {

     protected final org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(getClass());

     public JoinResult process(RouteContext context, RouteHelper helper) throws Exception {

         RouteNodeInstance nodeInstance = context.getNodeInstance();

         LOG.debug("Processing join node " + nodeInstance.getRouteNodeInstanceId());

         if (helper.getJoinEngine().isJoined(nodeInstance)) {

             LOG.debug("Join node is completely joined "+nodeInstance.getRouteNodeInstanceId());

             return new JoinResult(true);

         }

         return new JoinResult(false);

     }

 }