/* * 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.ActionHandler; import org.jbpm.graph.def.Node; import org.jbpm.graph.def.ProcessDefinition; import org.jbpm.graph.exe.ExecutionContext; import org.jbpm.graph.exe.ProcessInstance; import org.jbpm.graph.exe.Token; import org.jbpm.taskmgmt.def.Task; import org.jbpm.taskmgmt.def.TaskMgmtDefinition; import org.jbpm.taskmgmt.exe.TaskInstance; import org.jbpm.taskmgmt.exe.TaskMgmtInstance; /** * http://is.tm.tue.nl/research/patterns/download/swf/pat_14.swf */ public class Wfp15MiWithAPrioriRuntimeKnowledgeTest extends AbstractJbpmTestCase { public static int scenario = -1; public static class CreateTasks implements ActionHandler { private static final long serialVersionUID = 1L; public void execute(ExecutionContext executionContext) throws Exception { TaskMgmtDefinition tmd = (TaskMgmtDefinition) executionContext.getDefinition(TaskMgmtDefinition.class); Task task = tmd.getTask("watch movie amadeus"); // create as many task instances as the scenario prescribes : // 0 tasks for scenario 1 // 1 task for scenario 2 // 2 tasks for scenario 3 // 3 tasks for scenario 4 TaskMgmtInstance tmi = executionContext.getTaskMgmtInstance(); for (int i = 1; i < scenario; i++) { tmi.createTaskInstance(task, executionContext.getToken()); } } } public static ProcessDefinition processDefinition = ProcessDefinition.parseXmlString("<process-definition>" + " <start-state name='a'>" + " <transition to='b' />" + " </start-state>" + " <state name='b'>" + " <transition to='t' />" + " </state>" + " <task-node name='t' create-tasks='false'>" + " <event type='node-enter'>" + " <action class='org.jbpm.jpdl.patterns.Wfp15MiWithAPrioriRuntimeKnowledgeTest$CreateTasks' />" + " </event>" + " <task name='watch movie amadeus' />" + " <transition to='c' />" + " </task-node>" + " <state name='c' />" + "</process-definition>"); public static Node t = processDefinition.getNode("t"); public static Node c = processDefinition.getNode("c"); public void testAprioriRuntimeKnowledgeScenario1() { scenario = 1; ProcessInstance processInstance = new ProcessInstance(processDefinition); Token token = processInstance.getRootToken(); processInstance.signal(); processInstance.signal(); assertSame(c, token.getNode()); } public void testAprioriRuntimeKnowledgeScenario2() { scenario = 2; ProcessInstance processInstance = new ProcessInstance(processDefinition); Token token = processInstance.getRootToken(); processInstance.signal(); processInstance.signal(); assertSame(t, token.getNode()); endOneTask(token); assertSame(c, token.getNode()); } public void testAprioriRuntimeKnowledgeScenario3() { scenario = 3; ProcessInstance processInstance = new ProcessInstance(processDefinition); Token token = processInstance.getRootToken(); processInstance.signal(); processInstance.signal(); assertSame(t, token.getNode()); endOneTask(token); assertSame(t, token.getNode()); endOneTask(token); assertSame(c, token.getNode()); } public void testAprioriRuntimeKnowledgeScenario4() { scenario = 4; ProcessInstance processInstance = new ProcessInstance(processDefinition); Token token = processInstance.getRootToken(); processInstance.signal(); processInstance.signal(); assertSame(t, token.getNode()); endOneTask(token); assertSame(t, token.getNode()); endOneTask(token); assertSame(t, token.getNode()); endOneTask(token); assertSame(c, token.getNode()); } public static void endOneTask(Token token) { TaskMgmtInstance tmi = token.getProcessInstance().getTaskMgmtInstance(); TaskInstance taskInstance = (TaskInstance) tmi.getUnfinishedTasks(token).iterator().next(); taskInstance.end(); } }