/* * JBoss, Home of Professional Open Source * Copyright 2005, JBoss Inc., and individual contributors as indicated * by the @authors tag. See the copyright.txt in the distribution for a * full listing of individual contributors. * * This is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 2.1 of * the License, or (at your option) any later version. * * This software is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this software; if not, write to the Free * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA, or see the FSF site: http://www.fsf.org. */ package org.jbpm.jpdl.patterns; import org.jbpm.AbstractJbpmTestCase; import org.jbpm.graph.def.ProcessDefinition; import org.jbpm.graph.exe.Token; import org.jbpm.graph.node.Merge; /** * http://is.tm.tue.nl/research/patterns/download/swf/pat_8.swf */ public class Wfp08MultiMergeTest extends AbstractJbpmTestCase { private static ProcessDefinition multiMergeProcessDefinition = createMultiMergeProcessDefinition(); public static ProcessDefinition createMultiMergeProcessDefinition() { ProcessDefinition processDefinition = ProcessDefinition.parseXmlString( "<process-definition>" + " <start-state name='start'>" + " <transition to='a' />" + " </start-state>" + " <state name='a'>" + " <transition to='multichoice' />" + " </state>" + " <fork name='multichoice'>" + " <script>" + " <variable name='transitionNames' access='write' />" + " <expression>" + " transitionNames = new ArrayList();" + " if ( scenario == 1 ) {" + " transitionNames.add( \"to b\" );" + " } else if ( scenario == 2 ) {" + " transitionNames.add( \"to c\" );" + " } else if ( scenario >= 3 ) {" + " transitionNames.add( \"to b\" );" + " transitionNames.add( \"to c\" );" + " }" + " </expression>" + " </script>" + " <transition name='to b' to='b' />" + " <transition name='to c' to='c' />" + " </fork>" + " <state name='b'>" + " <transition to='multimerge' />" + " </state>" + " <state name='c'>" + " <transition to='multimerge' />" + " </state>" + " <merge name='multimerge'>" + " <transition to='d' />" + " </merge>" + " <state name='d' />" + "</process-definition>" ); return processDefinition; } public void testMultiMergeScenario1() { ProcessDefinition pd = multiMergeProcessDefinition; Token root = Wfp06MultiChoiceTest.executeScenario(pd,1); Token tokenB = root.getChild("to b"); tokenB.signal(); assertSame( pd.getNode("d"), tokenB.getNode() ); } public void testMultiMergeScenario2() { ProcessDefinition pd = multiMergeProcessDefinition; Token root = Wfp06MultiChoiceTest.executeScenario(pd,2); Token tokenC = root.getChild("to c"); tokenC.signal(); assertSame( pd.getNode("d"), tokenC.getNode() ); } private static ProcessDefinition synchronizingMultiMergeProcessDefinition = createSynchronizingMultiMergeProcessDefinition(); public static ProcessDefinition createSynchronizingMultiMergeProcessDefinition() { ProcessDefinition pd = createMultiMergeProcessDefinition(); // get the multimerge handler Merge merge = (Merge) pd.getNode("multimerge"); merge.setSynchronized( true ); return pd; } public void testMultiMergeScenario3() { ProcessDefinition pd = synchronizingMultiMergeProcessDefinition; Token root = Wfp06MultiChoiceTest.executeScenario(pd,3); Token tokenB = root.getChild("to b"); Token tokenC = root.getChild("to c"); tokenB.signal(); assertSame( pd.getNode("multimerge"), tokenB.getNode() ); assertSame( pd.getNode("c"), tokenC.getNode() ); tokenC.signal(); assertSame( pd.getNode("d"), tokenB.getNode() ); assertSame( pd.getNode("d"), tokenC.getNode() ); } public void testMultiMergeScenario4() { ProcessDefinition pd = synchronizingMultiMergeProcessDefinition; Token root = Wfp06MultiChoiceTest.executeScenario(pd,4); Token tokenB = root.getChild("to b"); Token tokenC = root.getChild("to c"); tokenC.signal(); assertSame( pd.getNode("b"), tokenB.getNode() ); assertSame( pd.getNode("multimerge"), tokenC.getNode() ); tokenB.signal(); assertSame( pd.getNode("d"), tokenB.getNode() ); assertSame( pd.getNode("d"), tokenC.getNode() ); } public void testMultiMergeScenario5() { ProcessDefinition pd = multiMergeProcessDefinition; Token root = Wfp06MultiChoiceTest.executeScenario(pd,5); Token tokenB = root.getChild("to b"); Token tokenC = root.getChild("to c"); tokenB.signal(); assertSame( pd.getNode("d"), tokenB.getNode() ); assertSame( pd.getNode("c"), tokenC.getNode() ); tokenC.signal(); assertSame( pd.getNode("d"), tokenB.getNode() ); assertSame( pd.getNode("d"), tokenC.getNode() ); } public void testMultiMergeScenario6() { ProcessDefinition pd = multiMergeProcessDefinition; Token root = Wfp06MultiChoiceTest.executeScenario(pd,6); Token tokenB = root.getChild("to b"); Token tokenC = root.getChild("to c"); tokenC.signal(); assertSame( pd.getNode("b"), tokenB.getNode() ); assertSame( pd.getNode("d"), tokenC.getNode() ); tokenB.signal(); assertSame( pd.getNode("d"), tokenB.getNode() ); assertSame( pd.getNode("d"), tokenC.getNode() ); } }