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

Example 21 with EventNode

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

the class EventNodeHandler method writeNode.

public void writeNode(Node node, StringBuilder xmlDump, int metaDataType) {
    EventNode eventNode = (EventNode) node;
    String attachedTo = (String) eventNode.getMetaData("AttachedTo");
    if (attachedTo == null) {
        writeNode("intermediateCatchEvent", eventNode, xmlDump, metaDataType);
        xmlDump.append(">" + EOL);
        writeExtensionElements(eventNode, xmlDump);
        writeVariableName(eventNode, xmlDump);
        if (eventNode.getEventFilters().size() > 0) {
            String type = ((EventTypeFilter) eventNode.getEventFilters().get(0)).getType();
            if (type.startsWith("Message-")) {
                type = type.substring(8);
                xmlDump.append("      <messageEventDefinition messageRef=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(type) + "\"/>" + EOL);
            } else {
                xmlDump.append("      <signalEventDefinition signalRef=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(type) + "\"/>" + EOL);
            }
        }
        endNode("intermediateCatchEvent", xmlDump);
    } else {
        String type = ((EventTypeFilter) eventNode.getEventFilters().get(0)).getType();
        if (type.startsWith("Escalation-")) {
            type = type.substring(attachedTo.length() + 12);
            boolean cancelActivity = (Boolean) eventNode.getMetaData("CancelActivity");
            writeNode("boundaryEvent", eventNode, xmlDump, metaDataType);
            xmlDump.append("attachedToRef=\"" + attachedTo + "\" ");
            if (!cancelActivity) {
                xmlDump.append("cancelActivity=\"false\" ");
            }
            xmlDump.append(">" + EOL);
            xmlDump.append("      <escalationEventDefinition escalationRef=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(type) + "\" />" + EOL);
            endNode("boundaryEvent", xmlDump);
        } else if (type.startsWith("Error-")) {
            type = type.substring(attachedTo.length() + 7);
            writeNode("boundaryEvent", eventNode, xmlDump, metaDataType);
            xmlDump.append("attachedToRef=\"" + attachedTo + "\" ");
            xmlDump.append(">" + EOL);
            String errorId = getErrorIdForErrorCode(type, eventNode);
            xmlDump.append("      <errorEventDefinition errorRef=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(errorId) + "\" />" + EOL);
            endNode("boundaryEvent", xmlDump);
        } else if (type.startsWith("Timer-")) {
            type = type.substring(attachedTo.length() + 7);
            boolean cancelActivity = (Boolean) eventNode.getMetaData("CancelActivity");
            writeNode("boundaryEvent", eventNode, xmlDump, metaDataType);
            xmlDump.append("attachedToRef=\"" + attachedTo + "\" ");
            if (!cancelActivity) {
                xmlDump.append("cancelActivity=\"false\" ");
            }
            xmlDump.append(">" + EOL);
            String duration = (String) eventNode.getMetaData("TimeDuration");
            String cycle = (String) eventNode.getMetaData("TimeCycle");
            if (duration != null && cycle != null) {
                xmlDump.append("      <timerEventDefinition>" + EOL + "        <timeDuration xsi:type=\"tFormalExpression\">" + XmlDumper.replaceIllegalChars(duration) + "</timeDuration>" + EOL + "        <timeCycle xsi:type=\"tFormalExpression\">" + XmlDumper.replaceIllegalChars(cycle) + "</timeCycle>" + EOL + "      </timerEventDefinition>" + EOL);
            } else if (duration != null) {
                xmlDump.append("      <timerEventDefinition>" + EOL + "        <timeDuration xsi:type=\"tFormalExpression\">" + XmlDumper.replaceIllegalChars(duration) + "</timeDuration>" + EOL + "      </timerEventDefinition>" + EOL);
            } else {
                xmlDump.append("      <timerEventDefinition>" + EOL + "        <timeCycle xsi:type=\"tFormalExpression\">" + XmlDumper.replaceIllegalChars(cycle) + "</timeCycle>" + EOL + "      </timerEventDefinition>" + EOL);
            }
            endNode("boundaryEvent", xmlDump);
        } else if (node.getMetaData().get("SignalName") != null) {
            boolean cancelActivity = (Boolean) eventNode.getMetaData("CancelActivity");
            writeNode("boundaryEvent", eventNode, xmlDump, metaDataType);
            xmlDump.append("attachedToRef=\"" + attachedTo + "\" ");
            if (!cancelActivity) {
                xmlDump.append("cancelActivity=\"false\" ");
            }
            xmlDump.append(">" + EOL);
            xmlDump.append("      <signalEventDefinition signalRef=\"" + type + "\"/>" + EOL);
            endNode("boundaryEvent", xmlDump);
        } else if (node.getMetaData().get("Condition") != null) {
            boolean cancelActivity = (Boolean) eventNode.getMetaData("CancelActivity");
            writeNode("boundaryEvent", eventNode, xmlDump, metaDataType);
            xmlDump.append("attachedToRef=\"" + attachedTo + "\" ");
            if (!cancelActivity) {
                xmlDump.append("cancelActivity=\"false\" ");
            }
            xmlDump.append(">" + EOL);
            xmlDump.append("      <conditionalEventDefinition>" + EOL);
            xmlDump.append("        <condition xsi:type=\"tFormalExpression\" language=\"http://www.jboss.org/drools/rule\">" + eventNode.getMetaData("Condition") + "</condition>" + EOL);
            xmlDump.append("      </conditionalEventDefinition>" + EOL);
            endNode("boundaryEvent", xmlDump);
        } else if (type.startsWith("Message-")) {
            type = type.substring(8);
            writeNode("boundaryEvent", eventNode, xmlDump, metaDataType);
            xmlDump.append("attachedToRef=\"" + attachedTo + "\" ");
            xmlDump.append(">" + EOL);
            xmlDump.append("      <messageEventDefinition messageRef=\"" + type + "\"/>" + EOL);
            endNode("boundaryEvent", xmlDump);
        } else {
            throw new IllegalArgumentException("Unknown boundary event type: \"" + type + "\"");
        }
    }
}

Example 22 with EventNode

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

the class EventTest method testEvent3.

@Test
public void testEvent3() {
    RuleFlowProcess process = new RuleFlowProcess();
    process.setId("org.drools.core.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);
    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 {
            logger.info("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);
    EventNode eventNode2 = new EventNode();
    eventFilter = new EventTypeFilter();
    eventFilter.setType("myOtherEvent");
    eventNode2.addEventFilter(eventFilter);
    eventNode2.setVariableName("event");
    eventNode2.setId(5);
    process.addNode(eventNode2);
    ActionNode actionNode2 = new ActionNode();
    actionNode2.setName("Print");
    action = new DroolsConsequenceAction("java", null);
    action.setMetaData("Action", new Action() {

        public void execute(ProcessContext context) throws Exception {
            logger.info("Detected other event for person {}", ((Person) context.getVariable("event")).getName());
            myList.add("Executed action");
        }
    });
    actionNode2.setAction(action);
    actionNode2.setId(6);
    process.addNode(actionNode2);
    new ConnectionImpl(eventNode2, Node.CONNECTION_DEFAULT_TYPE, actionNode2, Node.CONNECTION_DEFAULT_TYPE);
    Join join = new Join();
    join.setName("AND Join");
    join.setType(Join.TYPE_AND);
    join.setId(7);
    process.addNode(join);
    new ConnectionImpl(startNode, Node.CONNECTION_DEFAULT_TYPE, join, Node.CONNECTION_DEFAULT_TYPE);
    new ConnectionImpl(actionNode, Node.CONNECTION_DEFAULT_TYPE, join, Node.CONNECTION_DEFAULT_TYPE);
    new ConnectionImpl(actionNode2, Node.CONNECTION_DEFAULT_TYPE, join, Node.CONNECTION_DEFAULT_TYPE);
    EndNode endNode = new EndNode();
    endNode.setName("EndNode");
    endNode.setId(8);
    process.addNode(endNode);
    new ConnectionImpl(join, Node.CONNECTION_DEFAULT_TYPE, endNode, Node.CONNECTION_DEFAULT_TYPE);
    KieSession ksession = createKieSession(process);
    TestProcessEventListener procEventListener = new TestProcessEventListener();
    ksession.addEventListener(procEventListener);
    ProcessInstance processInstance = ksession.startProcess("org.drools.core.process.event");
    assertEquals(0, myList.size());
    Person jack = new Person();
    jack.setName("Jack");
    processInstance.signalEvent("myEvent", jack);
    assertEquals(1, myList.size());
    assertEquals(ProcessInstance.STATE_ACTIVE, processInstance.getState());
    Person john = new Person();
    john.setName("John");
    processInstance.signalEvent("myOtherEvent", john);
    assertEquals(2, myList.size());
    assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
    verifyEventHistory(test3EventOrder, procEventListener.getEventHistory());
}

Example 23 with EventNode

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

the class EventTest method testEvent3a.

@Test
public void testEvent3a() {
    RuleFlowProcess process = new RuleFlowProcess();
    process.setId("org.drools.core.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);
    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 {
            logger.info("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);
    EventNode eventNode2 = new EventNode();
    eventFilter = new EventTypeFilter();
    eventFilter.setType("myOtherEvent");
    eventNode2.addEventFilter(eventFilter);
    eventNode2.setVariableName("event");
    eventNode2.setId(5);
    process.addNode(eventNode2);
    ActionNode actionNode2 = new ActionNode();
    actionNode2.setName("Print");
    action = new DroolsConsequenceAction("java", null);
    action.setMetaData("Action", new Action() {

        public void execute(ProcessContext context) throws Exception {
            logger.info("Detected other event for person {}", ((Person) context.getVariable("event")).getName());
            myList.add("Executed action");
        }
    });
    actionNode2.setAction(action);
    actionNode2.setId(6);
    process.addNode(actionNode2);
    new ConnectionImpl(eventNode2, Node.CONNECTION_DEFAULT_TYPE, actionNode2, Node.CONNECTION_DEFAULT_TYPE);
    Join join = new Join();
    join.setName("AND Join");
    join.setType(Join.TYPE_AND);
    join.setId(7);
    process.addNode(join);
    new ConnectionImpl(startNode, Node.CONNECTION_DEFAULT_TYPE, join, Node.CONNECTION_DEFAULT_TYPE);
    new ConnectionImpl(actionNode, Node.CONNECTION_DEFAULT_TYPE, join, Node.CONNECTION_DEFAULT_TYPE);
    new ConnectionImpl(actionNode2, Node.CONNECTION_DEFAULT_TYPE, join, Node.CONNECTION_DEFAULT_TYPE);
    EndNode endNode = new EndNode();
    endNode.setName("EndNode");
    endNode.setId(8);
    process.addNode(endNode);
    new ConnectionImpl(join, Node.CONNECTION_DEFAULT_TYPE, endNode, Node.CONNECTION_DEFAULT_TYPE);
    KieSession ksession = createKieSession(process);
    TestProcessEventListener procEventListener = new TestProcessEventListener();
    ksession.addEventListener(procEventListener);
    System.setProperty("jbpm.loop.level.disabled", "true");
    ProcessInstance processInstance = ksession.startProcess("org.drools.core.process.event");
    assertEquals(0, myList.size());
    Person jack = new Person();
    jack.setName("Jack");
    processInstance.signalEvent("myEvent", jack);
    assertEquals(1, myList.size());
    assertEquals(ProcessInstance.STATE_ACTIVE, processInstance.getState());
    processInstance.signalEvent("myEvent", jack);
    assertEquals(2, myList.size());
    assertEquals(ProcessInstance.STATE_ACTIVE, processInstance.getState());
    Person john = new Person();
    john.setName("John");
    processInstance.signalEvent("myOtherEvent", john);
    assertEquals(3, myList.size());
    assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
    System.clearProperty("jbpm.loop.level.disabled");
    verifyEventHistory(test3aEventOrder, procEventListener.getEventHistory());
}

Example 24 with EventNode

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

the class CompositeNodeInstance method signalEvent.

@Override
public void signalEvent(String type, Object event) {
    List<NodeInstance> currentView = new ArrayList<NodeInstance>(this.nodeInstances);
    super.signalEvent(type, event);
    for (Node node : getCompositeNode().internalGetNodes()) {
        if (node instanceof EventNodeInterface) {
            if (((EventNodeInterface) node).acceptsEvent(type, event)) {
                if (node instanceof EventNode && ((EventNode) node).getFrom() == null) {
                    EventNodeInstanceInterface eventNodeInstance = (EventNodeInstanceInterface) getNodeInstance(node);
                    eventNodeInstance.signalEvent(type, event);
                } else if (node instanceof EventSubProcessNode) {
                    EventNodeInstanceInterface eventNodeInstance = (EventNodeInstanceInterface) getNodeInstance(node);
                    eventNodeInstance.signalEvent(type, event);
                } else {
                    List<NodeInstance> nodeInstances = getNodeInstances(node.getId(), currentView);
                    if (nodeInstances != null && !nodeInstances.isEmpty()) {
                        for (NodeInstance nodeInstance : nodeInstances) {
                            ((EventNodeInstanceInterface) nodeInstance).signalEvent(type, event);
                        }
                    }
                }
            }
        }
    }
}

Example 25 with EventNode

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

the class WorkflowProcessInstanceImpl method signalEvent.

@SuppressWarnings("unchecked")
public void signalEvent(String type, Object event) {
    logger.debug("Signal {} received with data {} in process instance {}", type, event, getId());
    synchronized (this) {
        if (getState() != ProcessInstance.STATE_ACTIVE) {
            return;
        }
        if ("timerTriggered".equals(type)) {
            TimerInstance timer = (TimerInstance) event;
            if (timer.getId() == slaTimerId) {
                handleSLAViolation();
                // no need to pass the event along as it was purely for SLA tracking
                return;
            }
        }
        if ("slaViolation".equals(type)) {
            handleSLAViolation();
            // no need to pass the event along as it was purely for SLA tracking
            return;
        }
        List<NodeInstance> currentView = new ArrayList<NodeInstance>(this.nodeInstances);
        try {
            this.activatingNodeIds = new ArrayList<String>();
            List<EventListener> listeners = eventListeners.get(type);
            if (listeners != null) {
                for (EventListener listener : listeners) {
                    listener.signalEvent(type, event);
                }
            }
            listeners = externalEventListeners.get(type);
            if (listeners != null) {
                for (EventListener listener : listeners) {
                    listener.signalEvent(type, event);
                }
            }
            for (Node node : getWorkflowProcess().getNodes()) {
                if (node instanceof EventNodeInterface) {
                    if (((EventNodeInterface) node).acceptsEvent(type, event, (e) -> resolveVariable(e))) {
                        if (node instanceof EventNode && ((EventNode) node).getFrom() == null) {
                            EventNodeInstance eventNodeInstance = (EventNodeInstance) getNodeInstance(node);
                            eventNodeInstance.signalEvent(type, event);
                        } else {
                            if (node instanceof EventSubProcessNode && ((resolveVariables(((EventSubProcessNode) node).getEvents()).contains(type)))) {
                                EventSubProcessNodeInstance eventNodeInstance = (EventSubProcessNodeInstance) getNodeInstance(node);
                                eventNodeInstance.signalEvent(type, event);
                            }
                            if (node instanceof DynamicNode && type.equals(((DynamicNode) node).getActivationEventName())) {
                                DynamicNodeInstance dynamicNodeInstance = (DynamicNodeInstance) getNodeInstance(node);
                                dynamicNodeInstance.signalEvent(type, event);
                            } else {
                                List<NodeInstance> nodeInstances = getNodeInstances(node.getId(), currentView);
                                if (nodeInstances != null && !nodeInstances.isEmpty()) {
                                    for (NodeInstance nodeInstance : nodeInstances) {
                                        ((EventNodeInstanceInterface) nodeInstance).signalEvent(type, event);
                                    }
                                }
                            }
                        }
                    }
                }
            }
            if (((org.jbpm.workflow.core.WorkflowProcess) getWorkflowProcess()).isDynamic()) {
                for (Node node : getWorkflowProcess().getNodes()) {
                    if (type.equals(node.getName()) && node.getIncomingConnections().isEmpty()) {
                        NodeInstance nodeInstance = getNodeInstance(node);
                        if (event != null) {
                            Map<String, Object> dynamicParams = new HashMap<>();
                            if (event instanceof Map) {
                                dynamicParams.putAll((Map<String, Object>) event);
                            } else {
                                dynamicParams.put("Data", event);
                            }
                            ((org.jbpm.workflow.instance.NodeInstance) nodeInstance).setDynamicParameters(dynamicParams);
                        }
                        ((org.jbpm.workflow.instance.NodeInstance) nodeInstance).trigger(null, NodeImpl.CONNECTION_DEFAULT_TYPE);
                    }
                }
            }
        } finally {
            if (this.activatingNodeIds != null) {
                this.activatingNodeIds.clear();
                this.activatingNodeIds = null;
            }
        }
    }
}