001/**
002 * Copyright 2005-2013 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.actions;
017
018import java.util.ArrayList;
019import java.util.List;
020
021import org.kuali.rice.kew.engine.RouteContext;
022import org.kuali.rice.kew.engine.RouteHelper;
023import org.kuali.rice.kew.engine.node.SplitNode;
024import org.kuali.rice.kew.engine.node.SplitResult;
025
026
027public class CustomCycleSplit implements SplitNode {
028
029    private static int timesToCycle = 0;
030    private static String cycleBranchName = null;
031    private static String nonCycleBranchName = null;
032    private static int timesCycled = 0;
033    
034    public SplitResult process(RouteContext context, RouteHelper helper) throws Exception {
035        List<String> branchNames = new ArrayList<String>();
036        if (org.apache.commons.lang.StringUtils.isEmpty(cycleBranchName) || org.apache.commons.lang.StringUtils.isEmpty(nonCycleBranchName)) {
037            throw new Exception("Must specify cycle and non-cycle branch names.");
038        }
039        if (timesCycled++ == timesToCycle) {
040            branchNames.add(nonCycleBranchName); 
041        } else {
042            branchNames.add(cycleBranchName);
043        }
044        return new SplitResult(branchNames);
045    }
046    
047    public static void configureCycle(String cycleBranchName, String nonCycleBranchName, int timesToCycle) {
048        CustomCycleSplit.cycleBranchName = cycleBranchName;
049        CustomCycleSplit.nonCycleBranchName = nonCycleBranchName;
050        CustomCycleSplit.timesToCycle = timesToCycle;
051        CustomCycleSplit.timesCycled = 0;
052    }
053    
054    public static int getTimesCycled() {
055        return timesCycled;
056    }
057
058}