Examples with Connection org.jbpm.workflow.core.Connection used on opensource projects

Example 1 with Connection

use of org.jbpm.workflow.core.Connection in project jbpm by kiegroup.

the class ProcessHandler method linkConnections.

public static void linkConnections(NodeContainer nodeContainer, List<SequenceFlow> connections) {
    if (connections != null) {
        for (SequenceFlow connection : connections) {
            String sourceRef = connection.getSourceRef();
            Node source = findNodeByIdOrUniqueIdInMetadata(nodeContainer, sourceRef, "Could not find source node for connection:" + sourceRef);
            if (source instanceof EventNode) {
                for (EventFilter eventFilter : ((EventNode) source).getEventFilters()) {
                    if (eventFilter instanceof EventTypeFilter) {
                        if ("Compensation".equals(((EventTypeFilter) eventFilter).getType())) {
                            // BPMN Method & Style, 2nd Ed. (Silver), states this on P. 131
                            throw new IllegalArgumentException("A Compensation Boundary Event can only be *associated* with a compensation activity via an Association, not via a Sequence Flow element.");
                        }
                    }
                }
            }
            String targetRef = connection.getTargetRef();
            Node target = findNodeByIdOrUniqueIdInMetadata(nodeContainer, targetRef, "Could not find target node for connection:" + targetRef);
            Connection result = new ConnectionImpl(source, NodeImpl.CONNECTION_DEFAULT_TYPE, target, NodeImpl.CONNECTION_DEFAULT_TYPE);
            result.setMetaData("bendpoints", connection.getBendpoints());
            result.setMetaData("UniqueId", connection.getId());
            if ("true".equals(System.getProperty("jbpm.enable.multi.con"))) {
                NodeImpl nodeImpl = (NodeImpl) source;
                Constraint constraint = buildConstraint(connection, nodeImpl);
                if (constraint != null) {
                    nodeImpl.addConstraint(new ConnectionRef(target.getId(), NodeImpl.CONNECTION_DEFAULT_TYPE), constraint);
                }
            } else if (source instanceof Split) {
                Split split = (Split) source;
                Constraint constraint = buildConstraint(connection, split);
                split.addConstraint(new ConnectionRef(target.getId(), NodeImpl.CONNECTION_DEFAULT_TYPE), constraint);
            }
        }
    }
}

Example 2 with Connection

use of org.jbpm.workflow.core.Connection in project jbpm by kiegroup.

the class XMLPersistenceTest method testPersistenceOfFullNodes.

@Test
public void testPersistenceOfFullNodes() throws Exception {
    RuleFlowProcess process = new RuleFlowProcess() {

        private static final long serialVersionUID = 510l;

        int id = 0;

        public void addNode(org.kie.api.definition.process.Node node) {
            ((Node) node).setId(++id);
            super.addNode(node);
        }
    };
    process.setMetaData("routerLayout", 1);
    Set<String> imports = new HashSet<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.integrationtests.test.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!");
    }
    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());
    String xml2 = XmlRuleFlowProcessDumper.INSTANCE.dump(process, true);
    if (xml2 == null) {
        throw new IllegalArgumentException("Failed to persist empty nodes!");
    }
    Document control = XMLUnit.buildDocument(XMLUnit.newControlParser(), new StringReader(xml));
    Document test = XMLUnit.buildDocument(XMLUnit.newTestParser(), new StringReader(xml2));
    Diff diff = new Diff(control, test, null, new ElementNameAndAttributeQualifier("name"));
    assertTrue(diff.toString(), diff.similar());
// test serialization of process elements
}

Example 3 with Connection

use of org.jbpm.workflow.core.Connection in project jbpm by kiegroup.

the class ProcessHandler method checkBoundaryEventCompensationHandler.

/**
 * This logic belongs in {@link RuleFlowProcessValidator} -- except that {@link Association}s are a jbpm-bpmn2 class,
 * and {@link RuleFlowProcessValidator} is a jbpm-flow class..
 * </p>
 * Maybe we should have a BPMNProcessValidator class?
 *
 * @param association The association to check.
 * @param source The source of the association.
 * @param target The target of the association.
 */
private static void checkBoundaryEventCompensationHandler(Association association, Node source, Node target) {
    // - event node is boundary event node
    if (!(source instanceof BoundaryEventNode)) {
        throw new IllegalArgumentException("(Compensation) activities may only be associated with Boundary Event Nodes (not with" + source.getClass().getSimpleName() + " nodes [node " + ((String) source.getMetaData().get("UniqueId")) + "].");
    }
    BoundaryEventNode eventNode = (BoundaryEventNode) source;
    // - event node has compensationEvent
    List<EventFilter> eventFilters = eventNode.getEventFilters();
    boolean compensationCheckPassed = false;
    if (eventFilters != null) {
        for (EventFilter filter : eventFilters) {
            if (filter instanceof EventTypeFilter) {
                String type = ((EventTypeFilter) filter).getType();
                if (type != null && type.equals("Compensation")) {
                    compensationCheckPassed = true;
                }
            }
        }
    }
    if (!compensationCheckPassed) {
        throw new IllegalArgumentException("An Event [" + ((String) eventNode.getMetaData("UniqueId")) + "] linked from an association [" + association.getId() + "] must be a (Boundary) Compensation Event.");
    }
    // - boundary event node is attached to the correct type of node?
    /**
     * Tasks:
     * business: RuleSetNode
     * manual: WorkItemNode
     * receive: WorkItemNode
     * script: ActionNode
     * send: WorkItemNode
     * service: WorkItemNode
     * task: WorkItemNode
     * user: HumanTaskNode
     */
    String attachedToId = eventNode.getAttachedToNodeId();
    Node attachedToNode = null;
    for (Node node : eventNode.getNodeContainer().getNodes()) {
        if (attachedToId.equals(node.getMetaData().get("UniqueId"))) {
            attachedToNode = node;
            break;
        }
    }
    if (attachedToNode == null) {
        throw new IllegalArgumentException("Boundary Event [" + ((String) eventNode.getMetaData("UniqueId")) + "] is not attached to a node [" + attachedToId + "] that can be found.");
    }
    if (!(attachedToNode instanceof RuleSetNode || attachedToNode instanceof WorkItemNode || attachedToNode instanceof ActionNode || attachedToNode instanceof HumanTaskNode || attachedToNode instanceof CompositeNode || attachedToNode instanceof SubProcessNode)) {
        throw new IllegalArgumentException("Compensation Boundary Event [" + ((String) eventNode.getMetaData("UniqueId")) + "] must be attached to a task or sub-process.");
    }
    // - associated node is a task or subProcess
    compensationCheckPassed = false;
    if (target instanceof WorkItemNode || target instanceof HumanTaskNode || target instanceof CompositeContextNode || target instanceof SubProcessNode) {
        compensationCheckPassed = true;
    } else if (target instanceof ActionNode) {
        Object nodeTypeObj = ((ActionNode) target).getMetaData("NodeType");
        if (nodeTypeObj != null && nodeTypeObj.equals("ScriptTask")) {
            compensationCheckPassed = true;
        }
    }
    if (!compensationCheckPassed) {
        throw new IllegalArgumentException("An Activity [" + ((String) ((NodeImpl) target).getMetaData("UniqueId")) + "] associated with a Boundary Compensation Event must be a Task or a (non-Event) Sub-Process");
    }
    // - associated node does not have outgoingConnections of it's own
    compensationCheckPassed = true;
    NodeImpl targetNode = (NodeImpl) target;
    Map<String, List<org.kie.api.definition.process.Connection>> connectionsMap = targetNode.getOutgoingConnections();
    ConnectionImpl outgoingConnection = null;
    for (String connectionType : connectionsMap.keySet()) {
        List<org.kie.api.definition.process.Connection> connections = connectionsMap.get(connectionType);
        if (connections != null && !connections.isEmpty()) {
            for (org.kie.api.definition.process.Connection connection : connections) {
                Object hiddenObj = connection.getMetaData().get("hidden");
                if (hiddenObj != null && ((Boolean) hiddenObj)) {
                    continue;
                }
                outgoingConnection = (ConnectionImpl) connection;
                compensationCheckPassed = false;
                break;
            }
        }
    }
    if (!compensationCheckPassed) {
        throw new IllegalArgumentException("A Compensation Activity [" + ((String) targetNode.getMetaData("UniqueId")) + "] may not have any outgoing connection [" + (String) outgoingConnection.getMetaData("UniqueId") + "]");
    }
}

Example 4 with Connection

use of org.jbpm.workflow.core.Connection in project jbpm by kiegroup.

the class ProcessHandler method linkIntermediateLinks.

public static void linkIntermediateLinks(NodeContainer process, List<IntermediateLink> links) {
    if (null != links) {
        // Search throw links
        ArrayList<IntermediateLink> throwLinks = new ArrayList<IntermediateLink>();
        for (IntermediateLink aLinks : links) {
            if (aLinks.isThrowLink()) {
                throwLinks.add(aLinks);
            }
        }
        // Look for catch links for a throw link
        for (IntermediateLink throwLink : throwLinks) {
            ArrayList<IntermediateLink> linksWithSharedNames = new ArrayList<IntermediateLink>();
            for (IntermediateLink aLink : links) {
                if (throwLink.getName().equals(aLink.getName())) {
                    linksWithSharedNames.add(aLink);
                }
            }
            if (linksWithSharedNames.size() < 2) {
                throw new IllegalArgumentException("There should be at least 2 link events to make a connection");
            }
            linksWithSharedNames.remove(throwLink);
            // Make the connections
            Node t = findNodeByIdOrUniqueIdInMetadata(process, throwLink.getUniqueId());
            // connect throw to catch
            for (IntermediateLink catchLink : linksWithSharedNames) {
                Node c = findNodeByIdOrUniqueIdInMetadata(process, catchLink.getUniqueId());
                if (t != null && c != null) {
                    Connection result = new ConnectionImpl(t, NodeImpl.CONNECTION_DEFAULT_TYPE, c, NodeImpl.CONNECTION_DEFAULT_TYPE);
                    result.setMetaData("linkNodeHidden", "yes");
                }
            }
            // Remove processed links
            links.remove(throwLink);
            links.removeAll(linksWithSharedNames);
        }
        if (links.size() > 0) {
            throw new IllegalArgumentException(links.size() + " links were not processed");
        }
    }
}