001/**
002 * Copyright 2005-2016 The Kuali Foundation
003 *
004 * Licensed under the Educational Community License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.opensource.org/licenses/ecl2.php
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.kuali.rice.kew.engine.node;
017
018import org.kuali.rice.kew.engine.RouteContext;
019import org.kuali.rice.kew.engine.RouteHelper;
020
021/**
022 * A simple implementation of a {@link JoinNode} which indicates it is complete once all branches
023 * have joined.
024 * 
025 * @author Kuali Rice Team (rice.collab@kuali.org)
026 */
027public class SimpleJoinNode implements JoinNode {
028        
029    protected final org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(getClass());
030    
031    public JoinResult process(RouteContext context, RouteHelper helper) throws Exception {
032        RouteNodeInstance nodeInstance = context.getNodeInstance();
033        LOG.debug("Processing join node " + nodeInstance.getRouteNodeInstanceId());
034        if (helper.getJoinEngine().isJoined(nodeInstance)) {
035            LOG.debug("Join node is completely joined "+nodeInstance.getRouteNodeInstanceId());
036            return new JoinResult(true);
037        }
038        return new JoinResult(false);
039    }
040    
041    
042        
043}