Examples with EventSubProcessNode org.jbpm.workflow.core.node.EventSubProcessNode used on opensource projects

Example 6 with EventSubProcessNode

use of org.jbpm.workflow.core.node.EventSubProcessNode in project jbpm by kiegroup.

the class CompensationScopeInstance method handleException.

public void handleException(ExceptionHandler handler, String compensationActivityRef, Object dunno) {
    WorkflowProcessInstanceImpl processInstance = (WorkflowProcessInstanceImpl) getProcessInstance();
    NodeInstanceContainer nodeInstanceContainer = (NodeInstanceContainer) getContextInstanceContainer();
    if (handler instanceof CompensationHandler) {
        CompensationHandler compensationHandler = (CompensationHandler) handler;
        try {
            Node handlerNode = compensationHandler.getnode();
            if (handlerNode instanceof BoundaryEventNode) {
                NodeInstance compensationHandlerNodeInstance = nodeInstanceContainer.getNodeInstance(handlerNode);
                compensationInstances.add(compensationHandlerNodeInstance);
                // The BoundaryEventNodeInstance.signalEvent() contains the necessary logic
                // to check whether or not compensation may proceed (? : (not-active + completed))
                EventNodeInstance eventNodeInstance = (EventNodeInstance) compensationHandlerNodeInstance;
                eventNodeInstance.signalEvent("Compensation", compensationActivityRef);
            } else if (handlerNode instanceof EventSubProcessNode) {
                // Check that subprocess parent has completed.
                List<String> completedIds = processInstance.getCompletedNodeIds();
                if (completedIds.contains(((NodeImpl) handlerNode.getNodeContainer()).getMetaData("UniqueId"))) {
                    NodeInstance subProcessNodeInstance = ((NodeInstanceContainer) nodeInstanceContainer).getNodeInstance((Node) handlerNode.getNodeContainer());
                    compensationInstances.add(subProcessNodeInstance);
                    NodeInstance compensationHandlerNodeInstance = ((NodeInstanceContainer) subProcessNodeInstance).getNodeInstance(handlerNode);
                    compensationInstances.add(compensationHandlerNodeInstance);
                    EventSubProcessNodeInstance eventNodeInstance = (EventSubProcessNodeInstance) compensationHandlerNodeInstance;
                    eventNodeInstance.signalEvent("Compensation", compensationActivityRef);
                }
            }
            assert handlerNode instanceof BoundaryEventNode || handlerNode instanceof EventSubProcessNode : "Unexpected compensation handler node type : " + handlerNode.getClass().getSimpleName();
        } catch (Exception e) {
            throwWorkflowRuntimeException(nodeInstanceContainer, processInstance, "Unable to execute compensation.", e);
        }
    } else {
        Exception e = new IllegalArgumentException("Unsupported compensation handler: " + handler);
        throwWorkflowRuntimeException(nodeInstanceContainer, processInstance, e.getMessage(), e);
    }
}

Example 7 with EventSubProcessNode

use of org.jbpm.workflow.core.node.EventSubProcessNode in project jbpm by kiegroup.

the class CompositeContextNodeHandler method writeNode.

public void writeNode(Node node, StringBuilder xmlDump, int metaDataType) {
    CompositeContextNode compositeNode = (CompositeContextNode) node;
    String nodeType = "subProcess";
    if (node.getMetaData().get("Transaction") != null) {
        nodeType = "transaction";
    }
    writeNode(nodeType, compositeNode, xmlDump, metaDataType);
    if (compositeNode instanceof EventSubProcessNode) {
        xmlDump.append(" triggeredByEvent=\"true\" ");
    }
    Object isForCompensationObject = compositeNode.getMetaData("isForCompensation");
    if (isForCompensationObject != null && ((Boolean) isForCompensationObject)) {
        xmlDump.append("isForCompensation=\"true\" ");
    }
    xmlDump.append(">" + EOL);
    writeExtensionElements(compositeNode, xmlDump);
    // variables
    VariableScope variableScope = (VariableScope) compositeNode.getDefaultContext(VariableScope.VARIABLE_SCOPE);
    if (variableScope != null && !variableScope.getVariables().isEmpty()) {
        xmlDump.append("    <!-- variables -->" + EOL);
        for (Variable variable : variableScope.getVariables()) {
            xmlDump.append("    <property id=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(variable.getName()) + "\" ");
            if (variable.getType() != null) {
                xmlDump.append("itemSubjectRef=\"" + XmlBPMNProcessDumper.getUniqueNodeId(compositeNode) + "-" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(variable.getName()) + "Item\"");
            }
            // TODO: value
            xmlDump.append("/>" + EOL);
        }
    }
    // nodes
    List<Node> subNodes = getSubNodes(compositeNode);
    XmlBPMNProcessDumper.INSTANCE.visitNodes(subNodes, xmlDump, metaDataType);
    // connections
    visitConnectionsAndAssociations(compositeNode, xmlDump, metaDataType);
    endNode(nodeType, xmlDump);
}

Example 8 with EventSubProcessNode

use of org.jbpm.workflow.core.node.EventSubProcessNode in project jbpm by kiegroup.

the class CompensationTest method createCompensationEventSubProcessProcess.

private RuleFlowProcess createCompensationEventSubProcessProcess(String processId, String[] workItemNames, final List<String> eventList) throws Exception {
    RuleFlowProcess process = new RuleFlowProcess();
    process.setAutoComplete(true);
    process.setId(processId);
    process.setName("CESP Process");
    process.setMetaData("Compensation", true);
    NodeCreator<StartNode> startNodeCreator = new NodeCreator<StartNode>(process, StartNode.class);
    NodeCreator<WorkItemNode> workItemNodeCreator = new NodeCreator<WorkItemNode>(process, WorkItemNode.class);
    NodeCreator<CompositeContextNode> compNodeCreator = new NodeCreator<CompositeContextNode>(process, CompositeContextNode.class);
    NodeCreator<EndNode> endNodeCreator = new NodeCreator<EndNode>(process, EndNode.class);
    // outer process
    StartNode startNode = startNodeCreator.createNode("start0");
    WorkItemNode workItemNode = workItemNodeCreator.createNode("work0-pre");
    workItemNode.getWork().setName(workItemNames[0]);
    connect(startNode, workItemNode);
    CompositeNode compositeNode = compNodeCreator.createNode("sub0");
    connect(workItemNode, compositeNode);
    workItemNode = workItemNodeCreator.createNode("work0-post");
    workItemNode.getWork().setName(workItemNames[2]);
    connect(compositeNode, workItemNode);
    EndNode endNode = endNodeCreator.createNode("end0");
    connect(workItemNode, endNode);
    // 1rst level nested subprocess
    startNodeCreator.setNodeContainer(compositeNode);
    workItemNodeCreator.setNodeContainer(compositeNode);
    endNodeCreator.setNodeContainer(compositeNode);
    startNode = startNodeCreator.createNode("start1");
    workItemNode = workItemNodeCreator.createNode("work1");
    workItemNode.getWork().setName(workItemNames[1]);
    connect(startNode, workItemNode);
    endNode = endNodeCreator.createNode("end1");
    connect(workItemNode, endNode);
    // 2nd level nested event subprocess in 1rst level subprocess
    NodeCreator<EventSubProcessNode> espNodeCreator = new NodeCreator<EventSubProcessNode>(compositeNode, EventSubProcessNode.class);
    EventSubProcessNode espNode = espNodeCreator.createNode("eventSub1");
    EventTypeFilter eventFilter = new NonAcceptingEventTypeFilter();
    eventFilter.setType("Compensation");
    espNode.addEvent(eventFilter);
    addCompensationScope(espNode, process, (String) compositeNode.getMetaData("UniqueId"));
    startNodeCreator.setNodeContainer(espNode);
    endNodeCreator.setNodeContainer(espNode);
    NodeCreator<ActionNode> actionNodeCreator = new NodeCreator<ActionNode>(espNode, ActionNode.class);
    startNode = startNodeCreator.createNode("start1*");
    ActionNode actionNode = actionNodeCreator.createNode("action1*");
    actionNode.setName("Execute");
    DroolsAction action = new DroolsConsequenceAction("java", null);
    action.setMetaData("Action", new Action() {

        public void execute(ProcessContext context) throws Exception {
            eventList.add("Executed action");
        }
    });
    actionNode.setAction(action);
    connect(startNode, actionNode);
    endNode = endNodeCreator.createNode("end1*");
    connect(actionNode, endNode);
    return process;
}

Example 9 with EventSubProcessNode

use of org.jbpm.workflow.core.node.EventSubProcessNode in project jbpm by kiegroup.

the class CompensationTest method createNestedCompensationEventSubProcessProcess.

private RuleFlowProcess createNestedCompensationEventSubProcessProcess(String processId, String[] workItemNames, final List<String> eventList) throws Exception {
    RuleFlowProcess process = new RuleFlowProcess();
    process.setAutoComplete(true);
    process.setId(processId);
    process.setName("CESP Process");
    process.setMetaData("Compensation", true);
    NodeCreator<StartNode> startNodeCreator = new NodeCreator<StartNode>(process, StartNode.class);
    NodeCreator<WorkItemNode> workItemNodeCreator = new NodeCreator<WorkItemNode>(process, WorkItemNode.class);
    NodeCreator<CompositeContextNode> compNodeCreator = new NodeCreator<CompositeContextNode>(process, CompositeContextNode.class);
    NodeCreator<EndNode> endNodeCreator = new NodeCreator<EndNode>(process, EndNode.class);
    // outer process
    CompositeContextNode compositeNode = compNodeCreator.createNode("sub0");
    {
        StartNode startNode = startNodeCreator.createNode("start0");
        WorkItemNode workItemNode = workItemNodeCreator.createNode("work0-pre");
        workItemNode.getWork().setName(workItemNames[0]);
        connect(startNode, workItemNode);
        connect(workItemNode, compositeNode);
        EndNode endNode = endNodeCreator.createNode("end0");
        connect(compositeNode, endNode);
    }
    // 1rst level nested subprocess (contains compensation visibility scope)
    CompositeContextNode compensationScopeContainerNode = compositeNode;
    {
        startNodeCreator.setNodeContainer(compositeNode);
        workItemNodeCreator.setNodeContainer(compositeNode);
        compNodeCreator.setNodeContainer(compositeNode);
        endNodeCreator.setNodeContainer(compositeNode);
        StartNode startNode = startNodeCreator.createNode("start1");
        CompositeContextNode subCompNode = compNodeCreator.createNode("sub1");
        connect(startNode, subCompNode);
        WorkItemNode workItemNode = workItemNodeCreator.createNode("work1-post");
        workItemNode.getWork().setName(workItemNames[2]);
        connect(subCompNode, workItemNode);
        EndNode endNode = endNodeCreator.createNode("end1");
        connect(workItemNode, endNode);
        compositeNode = subCompNode;
    }
    // 2nd level nested subprocess
    {
        startNodeCreator.setNodeContainer(compositeNode);
        workItemNodeCreator.setNodeContainer(compositeNode);
        endNodeCreator.setNodeContainer(compositeNode);
        StartNode startNode = startNodeCreator.createNode("start2");
        WorkItemNode workItemNode = workItemNodeCreator.createNode("work2");
        workItemNode.getWork().setName(workItemNames[1]);
        connect(startNode, workItemNode);
        EndNode endNode = endNodeCreator.createNode("end2");
        connect(workItemNode, endNode);
    }
    // 3nd level nested event subprocess in 2nd level subprocess
    {
        NodeCreator<EventSubProcessNode> espNodeCreator = new NodeCreator<EventSubProcessNode>(compositeNode, EventSubProcessNode.class);
        EventSubProcessNode espNode = espNodeCreator.createNode("eventSub2");
        startNodeCreator.setNodeContainer(espNode);
        endNodeCreator.setNodeContainer(espNode);
        NodeCreator<ActionNode> actionNodeCreator = new NodeCreator<ActionNode>(espNode, ActionNode.class);
        EventTypeFilter eventFilter = new NonAcceptingEventTypeFilter();
        eventFilter.setType("Compensation");
        espNode.addEvent(eventFilter);
        addCompensationScope(espNode, compensationScopeContainerNode, (String) compositeNode.getMetaData("UniqueId"));
        StartNode startNode = startNodeCreator.createNode("start3*");
        ActionNode actionNode = actionNodeCreator.createNode("action3*");
        actionNode.setName("Execute");
        DroolsAction action = new DroolsConsequenceAction("java", null);
        action.setMetaData("Action", new Action() {

            public void execute(ProcessContext context) throws Exception {
                eventList.add("Executed action");
            }
        });
        actionNode.setAction(action);
        connect(startNode, actionNode);
        EndNode endNode = endNodeCreator.createNode("end3*");
        connect(actionNode, endNode);
    }
    return process;
}

Example 10 with EventSubProcessNode

use of org.jbpm.workflow.core.node.EventSubProcessNode in project jbpm by kiegroup.

the class EventSubProcessTest method testNestedEventSubProcess.

@Test
public void testNestedEventSubProcess() throws Exception {
    RuleFlowProcess process = new RuleFlowProcess();
    process.setAutoComplete(true);
    String processId = "org.jbpm.process.event.subprocess";
    process.setId(processId);
    process.setName("Event SubProcess 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);
    NodeCreator<StartNode> startNodeCreator = new NodeCreator<StartNode>(process, StartNode.class);
    NodeCreator<EndNode> endNodeCreator = new NodeCreator<EndNode>(process, EndNode.class);
    NodeCreator<CompositeNode> compNodeCreator = new NodeCreator<CompositeNode>(process, CompositeNode.class);
    // outer process
    StartNode startNode = startNodeCreator.createNode("start0");
    CompositeNode compositeNode = compNodeCreator.createNode("comp0");
    connect(startNode, compositeNode);
    EndNode endNode = endNodeCreator.createNode("end0");
    connect(compositeNode, endNode);
    // 1rst level nested subprocess
    startNodeCreator.setNodeContainer(compositeNode);
    endNodeCreator.setNodeContainer(compositeNode);
    compNodeCreator.setNodeContainer(compositeNode);
    startNode = startNodeCreator.createNode("start1");
    compositeNode = compNodeCreator.createNode("comp1");
    connect(startNode, compositeNode);
    endNode = endNodeCreator.createNode("end1");
    connect(compositeNode, endNode);
    // 2nd level subprocess
    startNodeCreator.setNodeContainer(compositeNode);
    endNodeCreator.setNodeContainer(compositeNode);
    NodeCreator<WorkItemNode> workItemNodeCreator = new NodeCreator<WorkItemNode>(compositeNode, WorkItemNode.class);
    startNode = startNodeCreator.createNode("start2");
    WorkItemNode workItemNode = workItemNodeCreator.createNode("workItem2");
    Work work = new WorkImpl();
    String workItemName = "play";
    work.setName(workItemName);
    workItemNode.setWork(work);
    connect(startNode, workItemNode);
    endNode = endNodeCreator.createNode("end2");
    connect(workItemNode, endNode);
    // (3rd level) event sub process in 2nd level subprocess
    NodeCreator<EventSubProcessNode> espNodeCreator = new NodeCreator<EventSubProcessNode>(compositeNode, EventSubProcessNode.class);
    EventSubProcessNode espNode = espNodeCreator.createNode("eventSub2");
    EventTypeFilter eventFilter = new EventTypeFilter();
    String EVENT_NAME = "subEvent";
    eventFilter.setType(EVENT_NAME);
    espNode.addEvent(eventFilter);
    startNodeCreator.setNodeContainer(espNode);
    endNodeCreator.setNodeContainer(espNode);
    NodeCreator<ActionNode> actionNodeCreator = new NodeCreator<ActionNode>(espNode, ActionNode.class);
    startNode = startNodeCreator.createNode("start3*");
    ActionNode actionNode = actionNodeCreator.createNode("print3*");
    actionNode.setName("Print");
    final List<String> eventList = new ArrayList<String>();
    DroolsAction action = new DroolsConsequenceAction("java", null);
    action.setMetaData("Action", new Action() {

        public void execute(ProcessContext context) throws Exception {
            eventList.add("Executed action");
        }
    });
    actionNode.setAction(action);
    connect(startNode, actionNode);
    endNode = endNodeCreator.createNode("end3*");
    connect(actionNode, endNode);
    // run process
    KieSession ksession = createKieSession(process);
    TestProcessEventListener procEventListener = new TestProcessEventListener();
    ksession.addEventListener(procEventListener);
    TestWorkItemHandler workItemHandler = new TestWorkItemHandler();
    ksession.getWorkItemManager().registerWorkItemHandler(workItemName, workItemHandler);
    ProcessInstance processInstance = ksession.startProcess(processId);
    processInstance.signalEvent(EVENT_NAME, null);
    assertEquals("Event " + EVENT_NAME + " did not fire!", 1, eventList.size());
    ksession.getWorkItemManager().completeWorkItem(workItemHandler.getWorkItems().removeLast().getId(), null);
    assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
    verifyEventHistory(nestedEventOrder, procEventListener.getEventHistory());
}