private Collection<KnowledgePackage> getProcessWorkItems() {
    RuleFlowProcess process = new RuleFlowProcess();
    process.setId("org.drools.test.TestProcess");
    process.setName("TestProcess");
    process.setPackageName("org.drools.test");
    StartNode start = new StartNode();
    start.setId(1);
    start.setName("Start");
    process.addNode(start);
    ActionNode actionNode = new ActionNode();
    actionNode.setId(2);
    actionNode.setName("Action");
    DroolsConsequenceAction action = new DroolsConsequenceAction();
    action.setDialect("java");
    action.setConsequence("System.out.println(\"Executed action\");");
    actionNode.setAction(action);
    process.addNode(actionNode);
    new ConnectionImpl(
        start, Node.CONNECTION_DEFAULT_TYPE, actionNode, Node.CONNECTION_DEFAULT_TYPE);
    WorkItemNode workItemNode = new WorkItemNode();
    workItemNode.setId(3);
    workItemNode.setName("WorkItem1");
    Work work = new WorkImpl();
    work.setName("MyWork");
    workItemNode.setWork(work);
    process.addNode(workItemNode);
    new ConnectionImpl(
        actionNode, Node.CONNECTION_DEFAULT_TYPE, workItemNode, Node.CONNECTION_DEFAULT_TYPE);
    WorkItemNode workItemNode2 = new WorkItemNode();
    workItemNode2.setId(4);
    workItemNode2.setName("WorkItem2");
    work = new WorkImpl();
    work.setName("MyWork");
    workItemNode2.setWork(work);
    process.addNode(workItemNode2);
    new ConnectionImpl(
        workItemNode, Node.CONNECTION_DEFAULT_TYPE, workItemNode2, Node.CONNECTION_DEFAULT_TYPE);
    WorkItemNode workItemNode3 = new WorkItemNode();
    workItemNode3.setId(5);
    workItemNode3.setName("WorkItem3");
    work = new WorkImpl();
    work.setName("MyWork");
    workItemNode3.setWork(work);
    process.addNode(workItemNode3);
    new ConnectionImpl(
        workItemNode2, Node.CONNECTION_DEFAULT_TYPE, workItemNode3, Node.CONNECTION_DEFAULT_TYPE);
    EndNode end = new EndNode();
    end.setId(6);
    end.setName("End");
    process.addNode(end);
    new ConnectionImpl(
        workItemNode3, Node.CONNECTION_DEFAULT_TYPE, end, Node.CONNECTION_DEFAULT_TYPE);

    PackageBuilder packageBuilder = new PackageBuilder();
    ProcessBuilderImpl processBuilder = new ProcessBuilderImpl(packageBuilder);
    processBuilder.buildProcess(process, null);
    List<KnowledgePackage> list = new ArrayList<KnowledgePackage>();
    list.add(new KnowledgePackageImp(packageBuilder.getPackage()));
    return list;
  }
  @SuppressWarnings("unused")
  private List<KnowledgePackage> getProcessTimer2() {
    final RuleFlowProcess process = new RuleFlowProcess();
    process.setId("org.drools.test.TestProcess");
    process.setName("TestProcess");
    process.setPackageName("org.drools.test");
    final StartNode start = new StartNode();
    start.setId(1);
    start.setName("Start");
    process.addNode(start);
    final TimerNode timerNode = new TimerNode();
    timerNode.setId(2);
    timerNode.setName("Timer");
    final Timer timer = new Timer();
    timer.setDelay("0");
    timerNode.setTimer(timer);
    process.addNode(timerNode);
    new ConnectionImpl(
        start, Node.CONNECTION_DEFAULT_TYPE, timerNode, Node.CONNECTION_DEFAULT_TYPE);
    final ActionNode actionNode = new ActionNode();
    actionNode.setId(3);
    actionNode.setName("Action");
    final DroolsConsequenceAction action = new DroolsConsequenceAction();
    action.setDialect("java");
    action.setConsequence(
        "try { Thread.sleep(1000); } catch (Throwable t) {} System.out.println(\"Executed action\");");
    actionNode.setAction(action);
    process.addNode(actionNode);
    new ConnectionImpl(
        timerNode, Node.CONNECTION_DEFAULT_TYPE, actionNode, Node.CONNECTION_DEFAULT_TYPE);
    final EndNode end = new EndNode();
    end.setId(6);
    end.setName("End");
    process.addNode(end);
    new ConnectionImpl(actionNode, Node.CONNECTION_DEFAULT_TYPE, end, Node.CONNECTION_DEFAULT_TYPE);

    final PackageBuilder packageBuilder = new PackageBuilder();
    final ProcessBuilderImpl processBuilder = new ProcessBuilderImpl(packageBuilder);
    processBuilder.buildProcess(process, null);
    final List<KnowledgePackage> list = new ArrayList<KnowledgePackage>();
    list.add(new KnowledgePackageImp(packageBuilder.getPackage()));
    return list;
  }
  private List<KnowledgePackage> getProcessTimer() {
    RuleFlowProcess process = new RuleFlowProcess();
    process.setId("org.drools.test.TestProcess");
    process.setName("TestProcess");
    process.setPackageName("org.drools.test");
    StartNode start = new StartNode();
    start.setId(1);
    start.setName("Start");
    process.addNode(start);
    TimerNode timerNode = new TimerNode();
    timerNode.setId(2);
    timerNode.setName("Timer");
    Timer timer = new Timer();
    timer.setDelay("2000");
    timerNode.setTimer(timer);
    process.addNode(timerNode);
    new ConnectionImpl(
        start, Node.CONNECTION_DEFAULT_TYPE, timerNode, Node.CONNECTION_DEFAULT_TYPE);
    ActionNode actionNode = new ActionNode();
    actionNode.setId(3);
    actionNode.setName("Action");
    DroolsConsequenceAction action = new DroolsConsequenceAction();
    action.setDialect("java");
    action.setConsequence("System.out.println(\"Executed action\");");
    actionNode.setAction(action);
    process.addNode(actionNode);
    new ConnectionImpl(
        timerNode, Node.CONNECTION_DEFAULT_TYPE, actionNode, Node.CONNECTION_DEFAULT_TYPE);
    EndNode end = new EndNode();
    end.setId(6);
    end.setName("End");
    process.addNode(end);
    new ConnectionImpl(actionNode, Node.CONNECTION_DEFAULT_TYPE, end, Node.CONNECTION_DEFAULT_TYPE);

    PackageBuilder packageBuilder = new PackageBuilder();
    ProcessBuilderImpl processBuilder = new ProcessBuilderImpl(packageBuilder);
    processBuilder.buildProcess(process, null);
    List<KnowledgePackage> list = new ArrayList<KnowledgePackage>();
    list.add(new KnowledgePackageImp(packageBuilder.getPackage()));
    return list;
  }
  private Package getProcessSubProcess() {
    RuleFlowProcess process = new RuleFlowProcess();
    process.setId("org.drools.test.TestProcess");
    process.setName("TestProcess");
    process.setPackageName("org.drools.test");

    StartNode start = new StartNode();
    start.setId(1);
    start.setName("Start");
    process.addNode(start);

    ActionNode actionNode = new ActionNode();
    actionNode.setId(2);
    actionNode.setName("Action");

    DroolsConsequenceAction action = new DroolsConsequenceAction();
    action.setDialect("java");
    action.setConsequence("System.out.println(\"Executed action\");");
    actionNode.setAction(action);
    process.addNode(actionNode);

    new ConnectionImpl(
        start, Node.CONNECTION_DEFAULT_TYPE, actionNode, Node.CONNECTION_DEFAULT_TYPE);

    SubProcessNode subProcessNode = new SubProcessNode();
    subProcessNode.setId(3);
    subProcessNode.setName("SubProcess");
    subProcessNode.setProcessId("org.drools.test.SubProcess");
    process.addNode(subProcessNode);

    new ConnectionImpl(
        actionNode, Node.CONNECTION_DEFAULT_TYPE, subProcessNode, Node.CONNECTION_DEFAULT_TYPE);

    EndNode end = new EndNode();
    end.setId(4);
    end.setName("End");
    process.addNode(end);

    new ConnectionImpl(
        subProcessNode, Node.CONNECTION_DEFAULT_TYPE, end, Node.CONNECTION_DEFAULT_TYPE);

    PackageBuilder packageBuilder = new PackageBuilder();
    ProcessBuilderImpl processBuilder = new ProcessBuilderImpl(packageBuilder);
    processBuilder.buildProcess(process, null);

    process = new RuleFlowProcess();
    process.setId("org.drools.test.SubProcess");
    process.setName("SubProcess");
    process.setPackageName("org.drools.test");

    start = new StartNode();
    start.setId(1);
    start.setName("Start");
    process.addNode(start);

    actionNode = new ActionNode();
    actionNode.setId(2);
    actionNode.setName("Action");

    action = new DroolsConsequenceAction();
    action.setDialect("java");
    action.setConsequence("System.out.println(\"Executed action\");");
    actionNode.setAction(action);
    process.addNode(actionNode);

    new ConnectionImpl(
        start, Node.CONNECTION_DEFAULT_TYPE, actionNode, Node.CONNECTION_DEFAULT_TYPE);

    WorkItemNode workItemNode = new WorkItemNode();
    workItemNode.setId(3);
    workItemNode.setName("WorkItem1");

    Work work = new WorkImpl();
    work.setName("MyWork");
    workItemNode.setWork(work);
    process.addNode(workItemNode);

    new ConnectionImpl(
        actionNode, Node.CONNECTION_DEFAULT_TYPE, workItemNode, Node.CONNECTION_DEFAULT_TYPE);

    end = new EndNode();
    end.setId(6);
    end.setName("End");
    process.addNode(end);

    new ConnectionImpl(
        workItemNode, Node.CONNECTION_DEFAULT_TYPE, end, Node.CONNECTION_DEFAULT_TYPE);

    processBuilder.buildProcess(process, null);
    return packageBuilder.getPackage();
  }
Esempio n. 5
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  public void testEvent1() {
    RuleFlowProcess process = new RuleFlowProcess();
    process.setId("org.drools.process.event");
    process.setName("Event Process");

    List<Variable> variables = new ArrayList<Variable>();
    Variable variable = new Variable();
    variable.setName("event");
    ObjectDataType personDataType = new ObjectDataType();
    personDataType.setClassName("org.drools.Person");
    variable.setType(personDataType);
    variables.add(variable);
    process.getVariableScope().setVariables(variables);

    StartNode startNode = new StartNode();
    startNode.setName("Start");
    startNode.setId(1);
    process.addNode(startNode);

    MilestoneNode milestoneNode = new MilestoneNode();
    milestoneNode.setName("Milestone");
    milestoneNode.setConstraint("eval(false)");
    milestoneNode.setId(2);
    process.addNode(milestoneNode);
    new ConnectionImpl(
        startNode, Node.CONNECTION_DEFAULT_TYPE,
        milestoneNode, Node.CONNECTION_DEFAULT_TYPE);

    EventNode eventNode = new EventNode();
    EventTypeFilter eventFilter = new EventTypeFilter();
    eventFilter.setType("myEvent");
    eventNode.addEventFilter(eventFilter);
    eventNode.setVariableName("event");
    eventNode.setId(3);
    process.addNode(eventNode);

    final List<String> myList = new ArrayList<String>();
    ActionNode actionNode = new ActionNode();
    actionNode.setName("Print");
    DroolsAction action = new DroolsConsequenceAction("java", null);
    action.setMetaData(
        "Action",
        new Action() {
          public void execute(ProcessContext context) throws Exception {
            System.out.println(
                "Detected event for person " + ((Person) context.getVariable("event")).getName());
            myList.add("Executed action");
          }
        });
    actionNode.setAction(action);
    actionNode.setId(4);
    process.addNode(actionNode);
    new ConnectionImpl(
        eventNode, Node.CONNECTION_DEFAULT_TYPE,
        actionNode, Node.CONNECTION_DEFAULT_TYPE);

    Join join = new Join();
    join.setName("XOR Join");
    join.setType(Join.TYPE_XOR);
    join.setId(5);
    process.addNode(join);
    new ConnectionImpl(
        milestoneNode, Node.CONNECTION_DEFAULT_TYPE,
        join, Node.CONNECTION_DEFAULT_TYPE);
    new ConnectionImpl(
        actionNode, Node.CONNECTION_DEFAULT_TYPE,
        join, Node.CONNECTION_DEFAULT_TYPE);

    EndNode endNode = new EndNode();
    endNode.setName("EndNode");
    endNode.setId(6);
    process.addNode(endNode);
    new ConnectionImpl(
        join, Node.CONNECTION_DEFAULT_TYPE,
        endNode, Node.CONNECTION_DEFAULT_TYPE);

    KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    ((AbstractRuleBase) ((InternalKnowledgeBase) kbase).getRuleBase()).addProcess(process);
    StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();

    ProcessInstance processInstance = ksession.startProcess("org.drools.process.event");
    assertEquals(0, myList.size());
    Person jack = new Person();
    jack.setName("Jack");
    processInstance.signalEvent("myEvent", jack);
    assertEquals(1, myList.size());
    assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
  }
Esempio n. 6
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  @Test
  public void testProcessEventListener() throws Exception {
    KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();

    // create a simple package with one process to test the events
    final InternalKnowledgePackage pkg = new KnowledgePackageImpl("org.drools.test");
    RuleFlowProcess process = new RuleFlowProcess();
    process.setId("org.drools.core.process.event");
    process.setName("Event Process");

    StartNode startNode = new StartNode();
    startNode.setName("Start");
    startNode.setId(1);
    process.addNode(startNode);

    ActionNode actionNode = new ActionNode();
    actionNode.setName("Print");
    DroolsAction action = new DroolsConsequenceAction("java", null);
    action.setMetaData(
        "Action",
        new Action() {
          public void execute(ProcessContext context) throws Exception {
            logger.info("Executed action");
          }
        });
    actionNode.setAction(action);
    actionNode.setId(2);
    process.addNode(actionNode);
    new ConnectionImpl(
        startNode, Node.CONNECTION_DEFAULT_TYPE,
        actionNode, Node.CONNECTION_DEFAULT_TYPE);

    EndNode endNode = new EndNode();
    endNode.setName("End");
    endNode.setId(3);
    process.addNode(endNode);
    new ConnectionImpl(
        actionNode, Node.CONNECTION_DEFAULT_TYPE,
        endNode, Node.CONNECTION_DEFAULT_TYPE);

    pkg.addProcess(process);
    List<KnowledgePackage> pkgs = new ArrayList<KnowledgePackage>();
    pkgs.add(pkg);
    kbase.addKnowledgePackages(pkgs);

    StatefulKnowledgeSession session = kbase.newStatefulKnowledgeSession();
    final List<ProcessEvent> processEventList = new ArrayList<ProcessEvent>();
    final ProcessEventListener processEventListener =
        new ProcessEventListener() {

          public void afterNodeLeft(ProcessNodeLeftEvent event) {
            processEventList.add(event);
          }

          public void afterNodeTriggered(ProcessNodeTriggeredEvent event) {
            processEventList.add(event);
          }

          public void afterProcessCompleted(ProcessCompletedEvent event) {
            processEventList.add(event);
          }

          public void afterProcessStarted(ProcessStartedEvent event) {
            processEventList.add(event);
          }

          public void beforeNodeLeft(ProcessNodeLeftEvent event) {
            processEventList.add(event);
          }

          public void beforeNodeTriggered(ProcessNodeTriggeredEvent event) {
            processEventList.add(event);
          }

          public void beforeProcessCompleted(ProcessCompletedEvent event) {
            processEventList.add(event);
          }

          public void beforeProcessStarted(ProcessStartedEvent event) {
            processEventList.add(event);
          }

          public void beforeVariableChanged(ProcessVariableChangedEvent event) {
            processEventList.add(event);
          }

          public void afterVariableChanged(ProcessVariableChangedEvent event) {
            processEventList.add(event);
          }
        };
    session.addEventListener(processEventListener);

    // execute the process
    session.startProcess("org.drools.core.process.event");
    assertEquals(16, processEventList.size());
    assertEquals(
        "org.drools.core.process.event",
        ((ProcessStartedEvent) processEventList.get(0)).getProcessInstance().getProcessId());
    assertEquals(
        "Start",
        ((ProcessNodeTriggeredEvent) processEventList.get(1)).getNodeInstance().getNodeName());
    assertEquals(
        "Start", ((ProcessNodeLeftEvent) processEventList.get(2)).getNodeInstance().getNodeName());
    assertEquals(
        "Print",
        ((ProcessNodeTriggeredEvent) processEventList.get(3)).getNodeInstance().getNodeName());
    assertEquals(
        "Print", ((ProcessNodeLeftEvent) processEventList.get(4)).getNodeInstance().getNodeName());
    assertEquals(
        "End",
        ((ProcessNodeTriggeredEvent) processEventList.get(5)).getNodeInstance().getNodeName());
    assertEquals(
        "End", ((ProcessNodeLeftEvent) processEventList.get(6)).getNodeInstance().getNodeName());
    assertEquals(
        "org.drools.core.process.event",
        ((ProcessCompletedEvent) processEventList.get(7)).getProcessInstance().getProcessId());
    assertEquals(
        "org.drools.core.process.event",
        ((ProcessCompletedEvent) processEventList.get(8)).getProcessInstance().getProcessId());
    assertEquals(
        "End", ((ProcessNodeLeftEvent) processEventList.get(9)).getNodeInstance().getNodeName());
    assertEquals(
        "End",
        ((ProcessNodeTriggeredEvent) processEventList.get(10)).getNodeInstance().getNodeName());
    assertEquals(
        "Print", ((ProcessNodeLeftEvent) processEventList.get(11)).getNodeInstance().getNodeName());
    assertEquals(
        "Print",
        ((ProcessNodeTriggeredEvent) processEventList.get(12)).getNodeInstance().getNodeName());
    assertEquals(
        "Start", ((ProcessNodeLeftEvent) processEventList.get(13)).getNodeInstance().getNodeName());
    assertEquals(
        "Start",
        ((ProcessNodeTriggeredEvent) processEventList.get(14)).getNodeInstance().getNodeName());
    assertEquals(
        "org.drools.core.process.event",
        ((ProcessStartedEvent) processEventList.get(15)).getProcessInstance().getProcessId());
  }
Esempio n. 7
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  private RuleFlowProcess getWorkItemProcess(String processId, String workName) {
    RuleFlowProcess process = new RuleFlowProcess();
    process.setId(processId);

    List<Variable> variables = new ArrayList<Variable>();
    Variable variable = new Variable();
    variable.setName("UserName");
    variable.setType(new StringDataType());
    variables.add(variable);
    variable = new Variable();
    variable.setName("Person");
    variable.setType(new ObjectDataType(Person.class.getName()));
    variables.add(variable);
    variable = new Variable();
    variable.setName("MyObject");
    variable.setType(new ObjectDataType());
    variables.add(variable);
    variable = new Variable();
    variable.setName("Number");
    variable.setType(new IntegerDataType());
    variables.add(variable);
    process.getVariableScope().setVariables(variables);

    StartNode startNode = new StartNode();
    startNode.setName("Start");
    startNode.setId(1);

    WorkItemNode workItemNode = new WorkItemNode();
    workItemNode.setName("workItemNode");
    workItemNode.setId(2);
    workItemNode.addInMapping("Comment", "Person.name");
    workItemNode.addInMapping("Attachment", "MyObject");
    workItemNode.addOutMapping("Result", "MyObject");
    workItemNode.addOutMapping("Result.length()", "Number");
    Work work = new WorkImpl();
    work.setName(workName);
    Set<ParameterDefinition> parameterDefinitions = new HashSet<ParameterDefinition>();
    ParameterDefinition parameterDefinition =
        new ParameterDefinitionImpl("ActorId", new StringDataType());
    parameterDefinitions.add(parameterDefinition);
    parameterDefinition = new ParameterDefinitionImpl("Content", new StringDataType());
    parameterDefinitions.add(parameterDefinition);
    parameterDefinition = new ParameterDefinitionImpl("Comment", new StringDataType());
    parameterDefinitions.add(parameterDefinition);
    work.setParameterDefinitions(parameterDefinitions);
    work.setParameter("ActorId", "#{UserName}");
    work.setParameter("Content", "#{Person.name}");
    workItemNode.setWork(work);

    EndNode endNode = new EndNode();
    endNode.setName("End");
    endNode.setId(3);

    connect(startNode, workItemNode);
    connect(workItemNode, endNode);

    process.addNode(startNode);
    process.addNode(workItemNode);
    process.addNode(endNode);

    return process;
  }
Esempio n. 8
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  public void testPersistenceOfFullNodes() throws Exception {
    RuleFlowProcess process =
        new RuleFlowProcess() {
          private static final long serialVersionUID = 510l;
          int id = 0;

          public void addNode(org.kie.definition.process.Node node) {
            ((Node) node).setId(++id);
            super.addNode(node);
          }
        };
    process.setMetaData("routerLayout", 1);

    List<String> imports = new ArrayList<String>();
    imports.add("import1");
    imports.add("import2");
    process.setImports(imports);

    Map<String, String> globals = new HashMap<String, String>();
    globals.put("name1", "type1");
    globals.put("name2", "type2");
    process.setGlobals(globals);

    List<Variable> variables = new ArrayList<Variable>();
    Variable variable = new Variable();
    variable.setName("variable1");
    variable.setType(new StringDataType());
    variable.setValue("value");
    variables.add(variable);
    variable = new Variable();
    variable.setName("variable2");
    variable.setType(new IntegerDataType());
    variable.setValue(2);
    variables.add(variable);
    variable = new Variable();
    variable.setName("variable3");
    variable.setType(new ObjectDataType("org.jbpm.Person"));
    Person person = new Person();
    person.setName("John");
    variable.setValue(person);
    variables.add(variable);
    variable = new Variable();
    variable.setName("variable4");
    ListDataType listDataType = new ListDataType();
    listDataType.setType(new ObjectDataType("java.lang.Integer"));
    variable.setType(listDataType);
    List<Integer> list = new ArrayList<Integer>();
    list.add(10);
    list.add(20);
    variable.setValue(list);
    variables.add(variable);
    process.getVariableScope().setVariables(variables);

    Swimlane swimlane = new Swimlane();
    swimlane.setName("actor1");
    process.getSwimlaneContext().addSwimlane(swimlane);
    swimlane = new Swimlane();
    swimlane.setName("actor2");
    process.getSwimlaneContext().addSwimlane(swimlane);

    ActionExceptionHandler exceptionHandler = new ActionExceptionHandler();
    exceptionHandler.setFaultVariable("faultVariable");
    DroolsConsequenceAction action = new DroolsConsequenceAction("dialect", "consequence");
    exceptionHandler.setAction(action);
    process.getExceptionScope().setExceptionHandler("myFault", exceptionHandler);
    exceptionHandler = new ActionExceptionHandler();
    exceptionHandler.setFaultVariable("faultVariable2");
    action = new DroolsConsequenceAction("dialect2", "consequence2");
    exceptionHandler.setAction(action);
    process.getExceptionScope().setExceptionHandler("myFault2", exceptionHandler);

    StartNode startNode = new StartNode();
    startNode.setName("start");
    startNode.setMetaData("x", 1);
    startNode.setMetaData("y", 2);
    startNode.setMetaData("width", 3);
    startNode.setMetaData("height", 4);
    startNode.setMetaData("meta1", "someValue");
    startNode.setMetaData("meta2", "someOtherValue");
    ConstraintTrigger constraintTrigger = new ConstraintTrigger();
    constraintTrigger.setConstraint("constraint");
    Map<String, String> inMapping = new HashMap<String, String>();
    inMapping.put("key", "value");
    inMapping.put("key2", "value2");
    constraintTrigger.setInMappings(inMapping);
    startNode.addTrigger(constraintTrigger);
    EventTrigger eventTrigger = new EventTrigger();
    EventTypeFilter eventTypeFilter = new EventTypeFilter();
    eventTypeFilter.setType("eventType");
    eventTrigger.addEventFilter(eventTypeFilter);
    inMapping = new HashMap<String, String>();
    inMapping.put("key", "value");
    inMapping.put("key2", "value2");
    eventTrigger.setInMappings(inMapping);
    startNode.addTrigger(eventTrigger);
    process.addNode(startNode);

    ActionNode actionNode = new ActionNode();
    actionNode.setName("action");
    actionNode.setMetaData("x", 1);
    actionNode.setMetaData("y", 2);
    actionNode.setMetaData("width", 3);
    actionNode.setMetaData("height", 4);
    action = new DroolsConsequenceAction("dialect", "consequence");
    actionNode.setAction(action);
    process.addNode(actionNode);

    RuleSetNode ruleSetNode = new RuleSetNode();
    ruleSetNode.setName("action");
    ruleSetNode.setMetaData("x", 1);
    ruleSetNode.setMetaData("y", 2);
    ruleSetNode.setMetaData("width", 3);
    ruleSetNode.setMetaData("height", 4);
    ruleSetNode.setRuleFlowGroup("ruleFlowGroup");
    Timer timer = new Timer();
    timer.setDelay("100");
    timer.setPeriod("100");
    action = new DroolsConsequenceAction("dialect", "consequence");
    ruleSetNode.addTimer(timer, action);
    timer = new Timer();
    timer.setDelay("200");
    timer.setPeriod("200");
    action = new DroolsConsequenceAction("dialect", "consequence");
    ruleSetNode.addTimer(timer, action);
    process.addNode(ruleSetNode);

    FaultNode faultNode = new FaultNode();
    faultNode.setName("action");
    faultNode.setMetaData("x", 1);
    faultNode.setMetaData("y", 2);
    faultNode.setMetaData("width", 3);
    faultNode.setMetaData("height", 4);
    faultNode.setFaultName("faultName");
    faultNode.setFaultVariable("faultVariable");
    process.addNode(faultNode);

    Split split = new Split();
    split.setName("split");
    split.setMetaData("x", 1);
    split.setMetaData("y", 2);
    split.setMetaData("width", 3);
    split.setMetaData("height", 4);
    split.setType(Split.TYPE_XOR);
    Connection connection =
        new ConnectionImpl(
            split, Node.CONNECTION_DEFAULT_TYPE, actionNode, Node.CONNECTION_DEFAULT_TYPE);
    Constraint constraint = new ConstraintImpl();
    constraint.setName("constraint1 ><&&");
    constraint.setPriority(1);
    constraint.setDialect("dialect1");
    constraint.setType("type1");
    constraint.setConstraint("constraint-text1");
    split.setConstraint(connection, constraint);
    connection =
        new ConnectionImpl(
            split, Node.CONNECTION_DEFAULT_TYPE, ruleSetNode, Node.CONNECTION_DEFAULT_TYPE);
    constraint = new ConstraintImpl();
    constraint.setName("constraint2");
    constraint.setPriority(2);
    constraint.setDialect("dialect2");
    constraint.setType("type2");
    constraint.setConstraint("constraint-text2");
    split.setConstraint(connection, constraint);
    process.addNode(split);
    new ConnectionImpl(
        startNode, Node.CONNECTION_DEFAULT_TYPE, split, Node.CONNECTION_DEFAULT_TYPE);

    EventNode eventNode = new EventNode();
    eventNode.setName("action");
    eventNode.setMetaData("x", 1);
    eventNode.setMetaData("y", 2);
    eventNode.setMetaData("width", 3);
    eventNode.setMetaData("height", 4);
    eventNode.setVariableName("eventVariable");
    EventTypeFilter eventFilter = new EventTypeFilter();
    eventFilter.setType("eventType");
    eventNode.addEventFilter(eventFilter);
    process.addNode(eventNode);

    Join join = new Join();
    join.setName("join");
    join.setMetaData("x", 1);
    join.setMetaData("y", 2);
    join.setMetaData("width", 3);
    join.setMetaData("height", 4);
    join.setType(Join.TYPE_N_OF_M);
    join.setN("#{var1}");
    process.addNode(join);
    new ConnectionImpl(
        actionNode, Node.CONNECTION_DEFAULT_TYPE, join, Node.CONNECTION_DEFAULT_TYPE);
    new ConnectionImpl(
        ruleSetNode, Node.CONNECTION_DEFAULT_TYPE, join, Node.CONNECTION_DEFAULT_TYPE);
    new ConnectionImpl(eventNode, Node.CONNECTION_DEFAULT_TYPE, join, Node.CONNECTION_DEFAULT_TYPE);

    MilestoneNode milestone = new MilestoneNode();
    milestone.setName("milestone");
    milestone.setMetaData("x", 1);
    milestone.setMetaData("y", 2);
    milestone.setMetaData("width", 3);
    milestone.setMetaData("height", 4);
    milestone.setConstraint("constraint");
    timer = new Timer();
    timer.setDelay("100");
    timer.setPeriod("100");
    action = new DroolsConsequenceAction("dialect", "consequence");
    milestone.addTimer(timer, action);
    timer = new Timer();
    timer.setDelay("200");
    timer.setPeriod("200");
    action = new DroolsConsequenceAction("dialect", "consequence");
    milestone.addTimer(timer, action);
    List<DroolsAction> actions = new ArrayList<DroolsAction>();
    DroolsAction action1 = new DroolsConsequenceAction("java", "System.out.println(\"action1\");");
    actions.add(action1);
    DroolsAction action2 = new DroolsConsequenceAction("java", "System.out.println(\"action2\");");
    actions.add(action2);
    milestone.setActions(ExtendedNodeImpl.EVENT_NODE_ENTER, actions);
    milestone.setActions(ExtendedNodeImpl.EVENT_NODE_EXIT, actions);
    process.addNode(milestone);
    connection =
        new ConnectionImpl(
            join, Node.CONNECTION_DEFAULT_TYPE, milestone, Node.CONNECTION_DEFAULT_TYPE);
    connection.setMetaData("bendpoints", "[10,10;20,20]");

    SubProcessNode subProcess = new SubProcessNode();
    subProcess.setName("subProcess");
    subProcess.setMetaData("x", 1);
    subProcess.setMetaData("y", 2);
    subProcess.setMetaData("width", 3);
    subProcess.setMetaData("height", 4);
    subProcess.setProcessId("processId");
    subProcess.setWaitForCompletion(false);
    subProcess.setIndependent(false);
    subProcess.addInMapping("subvar1", "var1");
    subProcess.addOutMapping("subvar2", "var2");
    timer = new Timer();
    timer.setDelay("100");
    timer.setPeriod("100");
    action = new DroolsConsequenceAction("dialect", "consequence");
    subProcess.addTimer(timer, action);
    timer = new Timer();
    timer.setDelay("200");
    timer.setPeriod("200");
    action = new DroolsConsequenceAction("dialect", "consequence");
    subProcess.addTimer(timer, action);
    subProcess.setActions(ExtendedNodeImpl.EVENT_NODE_ENTER, actions);
    subProcess.setActions(ExtendedNodeImpl.EVENT_NODE_EXIT, actions);
    process.addNode(subProcess);
    connection =
        new ConnectionImpl(
            milestone, Node.CONNECTION_DEFAULT_TYPE, subProcess, Node.CONNECTION_DEFAULT_TYPE);
    connection.setMetaData("bendpoints", "[10,10]");

    WorkItemNode workItemNode = new WorkItemNode();
    workItemNode.setName("WorkItem");
    Work work = new WorkImpl();
    work.setName("workname");
    Set<ParameterDefinition> parameterDefinitions = new HashSet<ParameterDefinition>();
    ParameterDefinition parameterDefinition =
        new ParameterDefinitionImpl("param1", new StringDataType());
    parameterDefinitions.add(parameterDefinition);
    parameterDefinition = new ParameterDefinitionImpl("param2", new IntegerDataType());
    parameterDefinitions.add(parameterDefinition);
    work.setParameterDefinitions(parameterDefinitions);
    work.setParameter("param1", "value1");
    work.setParameter("param2", 1);
    workItemNode.setWork(work);
    workItemNode.setWaitForCompletion(false);
    workItemNode.addInMapping("param1", "var1");
    workItemNode.addOutMapping("param2", "var2");
    timer = new Timer();
    timer.setDelay("100");
    timer.setPeriod("100");
    action = new DroolsConsequenceAction("dialect", "consequence");
    workItemNode.addTimer(timer, action);
    timer = new Timer();
    timer.setDelay("200");
    timer.setPeriod("200");
    action = new DroolsConsequenceAction("dialect", "consequence");
    workItemNode.addTimer(timer, action);
    workItemNode.setActions(ExtendedNodeImpl.EVENT_NODE_ENTER, actions);
    workItemNode.setActions(ExtendedNodeImpl.EVENT_NODE_EXIT, actions);
    process.addNode(workItemNode);
    connection =
        new ConnectionImpl(
            subProcess, Node.CONNECTION_DEFAULT_TYPE, workItemNode, Node.CONNECTION_DEFAULT_TYPE);
    connection.setMetaData("bendpoints", "[]");

    HumanTaskNode humanTaskNode = new HumanTaskNode();
    humanTaskNode.setName("Human Task");
    work = humanTaskNode.getWork();
    parameterDefinitions = new HashSet<ParameterDefinition>();
    parameterDefinition = new ParameterDefinitionImpl("TaskName", new StringDataType());
    parameterDefinitions.add(parameterDefinition);
    parameterDefinition = new ParameterDefinitionImpl("ActorId", new StringDataType());
    parameterDefinitions.add(parameterDefinition);
    parameterDefinition = new ParameterDefinitionImpl("Priority", new StringDataType());
    parameterDefinitions.add(parameterDefinition);
    parameterDefinition = new ParameterDefinitionImpl("Comment", new StringDataType());
    parameterDefinitions.add(parameterDefinition);
    work.setParameterDefinitions(parameterDefinitions);
    work.setParameter("TaskName", "Do something");
    work.setParameter("ActorId", "John Doe");
    humanTaskNode.setWaitForCompletion(false);
    humanTaskNode.setActions(ExtendedNodeImpl.EVENT_NODE_ENTER, actions);
    humanTaskNode.setActions(ExtendedNodeImpl.EVENT_NODE_EXIT, actions);
    process.addNode(humanTaskNode);
    connection =
        new ConnectionImpl(
            workItemNode,
            Node.CONNECTION_DEFAULT_TYPE,
            humanTaskNode,
            Node.CONNECTION_DEFAULT_TYPE);

    TimerNode timerNode = new TimerNode();
    timerNode.setName("timer");
    timerNode.setMetaData("x", 1);
    timerNode.setMetaData("y", 2);
    timerNode.setMetaData("width", 3);
    timerNode.setMetaData("height", 4);
    timer = new Timer();
    timer.setDelay("1000");
    timer.setPeriod("1000");
    timerNode.setTimer(timer);
    process.addNode(timerNode);
    new ConnectionImpl(
        humanTaskNode, Node.CONNECTION_DEFAULT_TYPE, timerNode, Node.CONNECTION_DEFAULT_TYPE);

    ForEachNode forEachNode = new ForEachNode();
    forEachNode.setName("ForEach");
    forEachNode.setCollectionExpression("collection");
    forEachNode.setVariable("variableName", new ObjectDataType());
    forEachNode.setWaitForCompletion(false);
    ActionNode subActionNode1 = new ActionNode();
    forEachNode.getCompositeNode().addNode(subActionNode1);
    ActionNode subActionNode2 = new ActionNode();
    forEachNode.getCompositeNode().addNode(subActionNode2);
    new ConnectionImpl(
        subActionNode1, Node.CONNECTION_DEFAULT_TYPE, subActionNode2, Node.CONNECTION_DEFAULT_TYPE);
    forEachNode
        .getCompositeNode()
        .linkIncomingConnections(
            Node.CONNECTION_DEFAULT_TYPE, subActionNode1.getId(), Node.CONNECTION_DEFAULT_TYPE);
    forEachNode
        .getCompositeNode()
        .linkOutgoingConnections(
            subActionNode2.getId(), Node.CONNECTION_DEFAULT_TYPE, Node.CONNECTION_DEFAULT_TYPE);
    process.addNode(forEachNode);
    new ConnectionImpl(
        timerNode, Node.CONNECTION_DEFAULT_TYPE, forEachNode, Node.CONNECTION_DEFAULT_TYPE);

    CompositeContextNode compositeNode = new CompositeContextNode();
    compositeNode.setName("Composite");
    VariableScope variableScope = new VariableScope();
    compositeNode.addContext(variableScope);
    compositeNode.setDefaultContext(variableScope);
    variableScope.setVariables(variables);
    ExceptionScope exceptionScope = new ExceptionScope();
    compositeNode.addContext(exceptionScope);
    compositeNode.setDefaultContext(exceptionScope);
    exceptionHandler = new ActionExceptionHandler();
    exceptionHandler.setFaultVariable("faultVariable");
    action = new DroolsConsequenceAction("dialect", "consequence");
    exceptionHandler.setAction(action);
    exceptionScope.setExceptionHandler("MyFault", exceptionHandler);
    exceptionHandler = new ActionExceptionHandler();
    exceptionHandler.setFaultVariable("faultVariable2");
    action = new DroolsConsequenceAction("dialect2", "consequence2");
    exceptionHandler.setAction(action);
    exceptionScope.setExceptionHandler("MyFault2", exceptionHandler);
    subActionNode1 = new ActionNode();
    compositeNode.addNode(subActionNode1);
    subActionNode2 = new ActionNode();
    compositeNode.addNode(subActionNode2);
    new ConnectionImpl(
        subActionNode1, Node.CONNECTION_DEFAULT_TYPE, subActionNode2, Node.CONNECTION_DEFAULT_TYPE);
    compositeNode.linkIncomingConnections(
        Node.CONNECTION_DEFAULT_TYPE, subActionNode1.getId(), Node.CONNECTION_DEFAULT_TYPE);
    compositeNode.linkOutgoingConnections(
        subActionNode2.getId(), Node.CONNECTION_DEFAULT_TYPE, Node.CONNECTION_DEFAULT_TYPE);
    process.addNode(compositeNode);
    new ConnectionImpl(
        forEachNode, Node.CONNECTION_DEFAULT_TYPE, compositeNode, Node.CONNECTION_DEFAULT_TYPE);

    EndNode endNode = new EndNode();
    endNode.setName("end");
    endNode.setTerminate(false);
    endNode.setMetaData("x", 1);
    endNode.setMetaData("y", 2);
    endNode.setMetaData("width", 3);
    endNode.setMetaData("height", 4);
    process.addNode(endNode);

    StateNode stateNode = new StateNode();
    stateNode.setName("state");
    stateNode.setMetaData("x", 1);
    stateNode.setMetaData("y", 2);
    stateNode.setMetaData("width", 3);
    stateNode.setMetaData("height", 4);
    timer = new Timer();
    timer.setDelay("100");
    timer.setPeriod("100");
    action = new DroolsConsequenceAction("dialect", "consequence");
    stateNode.addTimer(timer, action);
    timer = new Timer();
    timer.setDelay("200");
    timer.setPeriod("200");
    action = new DroolsConsequenceAction("dialect", "consequence");
    stateNode.addTimer(timer, action);
    actions = new ArrayList<DroolsAction>();
    action1 = new DroolsConsequenceAction("java", "System.out.println(\"action1\");");
    actions.add(action1);
    action2 = new DroolsConsequenceAction("java", "System.out.println(\"action2\");");
    actions.add(action2);
    stateNode.setActions(ExtendedNodeImpl.EVENT_NODE_ENTER, actions);
    stateNode.setActions(ExtendedNodeImpl.EVENT_NODE_EXIT, actions);
    new ConnectionImpl(
        compositeNode, Node.CONNECTION_DEFAULT_TYPE, stateNode, Node.CONNECTION_DEFAULT_TYPE);
    connection =
        new ConnectionImpl(
            stateNode, Node.CONNECTION_DEFAULT_TYPE, join, Node.CONNECTION_DEFAULT_TYPE);
    constraint = new ConstraintImpl();
    constraint.setName("constraint1 ><&&");
    constraint.setPriority(1);
    constraint.setDialect("dialect1");
    constraint.setType("type1");
    constraint.setConstraint("constraint-text1 %&<>");
    stateNode.setConstraint(connection, constraint);
    connection =
        new ConnectionImpl(
            stateNode, Node.CONNECTION_DEFAULT_TYPE, endNode, Node.CONNECTION_DEFAULT_TYPE);
    constraint = new ConstraintImpl();
    constraint.setName("constraint2");
    constraint.setPriority(2);
    constraint.setDialect("dialect2");
    constraint.setType("type2");
    constraint.setConstraint("constraint-text2");
    stateNode.setConstraint(connection, constraint);
    process.addNode(stateNode);

    String xml = XmlRuleFlowProcessDumper.INSTANCE.dump(process, true);
    if (xml == null) {
      throw new IllegalArgumentException("Failed to persist full nodes!");
    }

    System.out.println(xml);

    SemanticModules modules = new SemanticModules();
    modules.addSemanticModule(new ProcessSemanticModule());
    XmlProcessReader reader = new XmlProcessReader(modules, getClass().getClassLoader());
    List<Process> processes = reader.read(new StringReader(xml));
    assertNotNull(processes);
    process = (RuleFlowProcess) processes.get(0);
    if (process == null) {
      throw new IllegalArgumentException("Failed to reload process!");
    }

    assertEquals(16, process.getNodes().length);

    assertEquals(2, process.getImports().size());
    assertEquals(2, process.getGlobals().size());
    assertEquals(4, process.getVariableScope().getVariables().size());
    assertEquals(2, process.getSwimlaneContext().getSwimlanes().size());
    assertEquals(2, process.getExceptionScope().getExceptionHandlers().size());

    System.out.println("************************************");

    String xml2 = XmlRuleFlowProcessDumper.INSTANCE.dump(process, true);
    if (xml2 == null) {
      throw new IllegalArgumentException("Failed to persist empty nodes!");
    }

    System.out.println(xml2);

    assertEquals(xml, xml2);

    // test serialization of process elements
    new ObjectOutputStream(new ByteArrayOutputStream()).writeObject(process);
  }