/* * 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 java.util.ArrayList; import java.util.List; import org.jbpm.AbstractJbpmTestCase; import org.jbpm.graph.def.ProcessDefinition; import org.jbpm.graph.exe.ProcessInstance; import org.jbpm.graph.exe.Token; import org.jbpm.taskmgmt.exe.TaskInstance; import org.jbpm.taskmgmt.exe.TaskMgmtInstance; /** * http://is.tm.tue.nl/research/patterns/download/swf/pat_13.swf */ public class Wfp14MiWithAPrioriDesigntimeKnowledgeTest extends AbstractJbpmTestCase { public void testSituation1() { ProcessDefinition pd = ProcessDefinition.parseXmlString("<process-definition name='the life of a baby'>" + " <start-state name='a'>" + " <transition to='b' />" + " </start-state>" + " <state name='b'>" + " <transition to='t' />" + " </state>" + " <task-node name='t'>" + " <task name='eat' />" + " <task name='drink' />" + " <task name='sleep' />" + " <transition to='c' />" + " </task-node>" + " <state name='c' />" + "</process-definition>"); ProcessInstance pi = new ProcessInstance(pd); TaskMgmtInstance taskMgmtInstance = pi.getTaskMgmtInstance(); pi.signal(); Token token = pi.getRootToken(); // after start, the token is waiting in state b assertSame(pd.getNode("b"), token.getNode()); // and no tasks have been created yet assertEquals(0, taskMgmtInstance.getUnfinishedTasks(token).size()); // now we signal the process to move on. // execution will arrive at the task-node // the default behaviour of the task node is to create each task and wait // till the last one finishes pi.signal(); // now, 3 tasks have been created... List tasks = new ArrayList(taskMgmtInstance.getUnfinishedTasks(token)); assertEquals(3, tasks.size()); // ... and the process is in the task state assertSame(pd.getNode("t"), token.getNode()); // now we finish the tasks one by one // finish task 0 ((TaskInstance) tasks.get(0)).end(); // still 2 tasks remaining assertEquals(2, taskMgmtInstance.getUnfinishedTasks(token).size()); // and the process is still in node t assertSame(pd.getNode("t"), token.getNode()); // finish task 1 ((TaskInstance) tasks.get(1)).end(); // still 1 task remaining assertEquals(1, taskMgmtInstance.getUnfinishedTasks(token).size()); // and the process is still in node t assertSame(pd.getNode("t"), token.getNode()); // finish task 2 ((TaskInstance) tasks.get(2)).end(); // no more tasks remaining assertEquals(0, taskMgmtInstance.getUnfinishedTasks(token).size()); // and the process has moved to node c assertEquals(pd.getNode("c"), token.getNode()); } }