Examples with DroolsConsequenceAction org.jbpm.workflow.core.impl.DroolsConsequenceAction used on opensource projects

Example 6 with DroolsConsequenceAction

use of org.jbpm.workflow.core.impl.DroolsConsequenceAction in project jbpm by kiegroup.

the class ProcessHandler method linkBoundaryTimerEvent.

private static void linkBoundaryTimerEvent(NodeContainer nodeContainer, Node node, String attachedTo, Node attachedNode) {
    boolean cancelActivity = (Boolean) node.getMetaData().get("CancelActivity");
    StateBasedNode compositeNode = (StateBasedNode) attachedNode;
    String timeDuration = (String) node.getMetaData().get("TimeDuration");
    String timeCycle = (String) node.getMetaData().get("TimeCycle");
    String timeDate = (String) node.getMetaData().get("TimeDate");
    Timer timer = new Timer();
    if (timeDuration != null) {
        timer.setDelay(timeDuration);
        timer.setTimeType(Timer.TIME_DURATION);
        compositeNode.addTimer(timer, new DroolsConsequenceAction("java", PROCESS_INSTANCE_SIGNAL_EVENT + "Timer-" + attachedTo + "-" + timeDuration + "-" + node.getId() + "\", kcontext.getNodeInstance().getId());"));
    } else if (timeCycle != null) {
        int index = timeCycle.indexOf("###");
        if (index != -1) {
            String period = timeCycle.substring(index + 3);
            timeCycle = timeCycle.substring(0, index);
            timer.setPeriod(period);
        }
        timer.setDelay(timeCycle);
        timer.setTimeType(Timer.TIME_CYCLE);
        compositeNode.addTimer(timer, new DroolsConsequenceAction("java", PROCESS_INSTANCE_SIGNAL_EVENT + "Timer-" + attachedTo + "-" + timeCycle + (timer.getPeriod() == null ? "" : "###" + timer.getPeriod()) + "-" + node.getId() + "\", kcontext.getNodeInstance().getId());"));
    } else if (timeDate != null) {
        timer.setDate(timeDate);
        timer.setTimeType(Timer.TIME_DATE);
        compositeNode.addTimer(timer, new DroolsConsequenceAction("java", PROCESS_INSTANCE_SIGNAL_EVENT + "Timer-" + attachedTo + "-" + timeDate + "-" + node.getId() + "\", kcontext.getNodeInstance().getId());"));
    }
    if (cancelActivity) {
        List<DroolsAction> actions = ((EventNode) node).getActions(EndNode.EVENT_NODE_EXIT);
        if (actions == null) {
            actions = new ArrayList<DroolsAction>();
        }
        DroolsConsequenceAction cancelAction = new DroolsConsequenceAction("java", null);
        cancelAction.setMetaData("Action", new CancelNodeInstanceAction(attachedTo));
        actions.add(cancelAction);
        ((EventNode) node).setActions(EndNode.EVENT_NODE_EXIT, actions);
    }
}

Example 7 with DroolsConsequenceAction

use of org.jbpm.workflow.core.impl.DroolsConsequenceAction in project jbpm by kiegroup.

the class ProcessHandler method handleIntermediateOrEndThrowCompensationEvent.

protected void handleIntermediateOrEndThrowCompensationEvent(ExtendedNodeImpl throwEventNode) {
    if (throwEventNode.getMetaData("compensation-activityRef") != null) {
        String activityRef = (String) throwEventNode.getMetaData().remove("compensation-activityRef");
        NodeContainer nodeParent = (NodeContainer) throwEventNode.getNodeContainer();
        if (nodeParent instanceof EventSubProcessNode) {
            boolean compensationEventSubProcess = false;
            List<Trigger> startTriggers = ((EventSubProcessNode) nodeParent).findStartNode().getTriggers();
            CESP_CHECK: for (Trigger trigger : startTriggers) {
                if (trigger instanceof EventTrigger) {
                    for (EventFilter filter : ((EventTrigger) trigger).getEventFilters()) {
                        if (((EventTypeFilter) filter).getType().equals("Compensation")) {
                            compensationEventSubProcess = true;
                            break CESP_CHECK;
                        }
                    }
                }
            }
            if (compensationEventSubProcess) {
                // BPMN2 spec, p. 252, p. 248: intermediate and end compensation event visibility scope
                nodeParent = (NodeContainer) ((NodeImpl) nodeParent).getNodeContainer();
            }
        }
        String parentId;
        if (nodeParent instanceof RuleFlowProcess) {
            parentId = ((RuleFlowProcess) nodeParent).getId();
        } else {
            parentId = (String) ((NodeImpl) nodeParent).getMetaData("UniqueId");
        }
        String compensationEvent;
        if (activityRef.length() == 0) {
            // general/implicit compensation
            compensationEvent = CompensationScope.IMPLICIT_COMPENSATION_PREFIX + parentId;
        } else {
            // specific compensation
            compensationEvent = activityRef;
        }
        DroolsConsequenceAction compensationAction = new DroolsConsequenceAction("java", PROCESS_INSTANCE_SIGNAL_EVENT + "Compensation\", \"" + compensationEvent + "\");");
        if (throwEventNode instanceof ActionNode) {
            ((ActionNode) throwEventNode).setAction(compensationAction);
        } else if (throwEventNode instanceof EndNode) {
            List<DroolsAction> actions = new ArrayList<DroolsAction>();
            actions.add(compensationAction);
            ((EndNode) throwEventNode).setActions(EndNode.EVENT_NODE_ENTER, actions);
        }
    }
}

Example 8 with DroolsConsequenceAction

use of org.jbpm.workflow.core.impl.DroolsConsequenceAction in project jbpm by kiegroup.

the class ProcessHandler method linkBoundaryErrorEvent.

private static void linkBoundaryErrorEvent(NodeContainer nodeContainer, Node node, String attachedTo, Node attachedNode) {
    ContextContainer compositeNode = (ContextContainer) attachedNode;
    ExceptionScope exceptionScope = (ExceptionScope) compositeNode.getDefaultContext(ExceptionScope.EXCEPTION_SCOPE);
    if (exceptionScope == null) {
        exceptionScope = new ExceptionScope();
        compositeNode.addContext(exceptionScope);
        compositeNode.setDefaultContext(exceptionScope);
    }
    String errorCode = (String) node.getMetaData().get("ErrorEvent");
    boolean hasErrorCode = (Boolean) node.getMetaData().get("HasErrorEvent");
    String errorStructureRef = (String) node.getMetaData().get("ErrorStructureRef");
    ActionExceptionHandler exceptionHandler = new ActionExceptionHandler();
    String variable = ((EventNode) node).getVariableName();
    DroolsConsequenceAction action = new DroolsConsequenceAction("java", PROCESS_INSTANCE_SIGNAL_EVENT + "Error-" + attachedTo + "-" + errorCode + "\", kcontext.getVariable(\"" + variable + "\"));");
    exceptionHandler.setAction(action);
    exceptionHandler.setFaultVariable(variable);
    exceptionScope.setExceptionHandler(hasErrorCode ? errorCode : null, exceptionHandler);
    if (errorStructureRef != null) {
        exceptionScope.setExceptionHandler(errorStructureRef, exceptionHandler);
    }
    List<DroolsAction> actions = ((EventNode) node).getActions(EndNode.EVENT_NODE_EXIT);
    if (actions == null) {
        actions = new ArrayList<DroolsAction>();
    }
    DroolsConsequenceAction cancelAction = new DroolsConsequenceAction("java", null);
    cancelAction.setMetaData("Action", new CancelNodeInstanceAction(attachedTo));
    actions.add(cancelAction);
    ((EventNode) node).setActions(EndNode.EVENT_NODE_EXIT, actions);
}

Example 9 with DroolsConsequenceAction

use of org.jbpm.workflow.core.impl.DroolsConsequenceAction in project jbpm by kiegroup.

the class IntermediateThrowEventHandler method handleSignalNode.

public void handleSignalNode(final Node node, final Element element, final String uri, final String localName, final ExtensibleXmlParser parser) throws SAXException {
    ActionNode actionNode = (ActionNode) node;
    org.w3c.dom.Node xmlNode = element.getFirstChild();
    while (xmlNode != null) {
        String nodeName = xmlNode.getNodeName();
        if ("dataInput".equals(nodeName)) {
            String id = ((Element) xmlNode).getAttribute("id");
            String inputName = ((Element) xmlNode).getAttribute("name");
            dataInputs.put(id, inputName);
        } else if ("dataInputAssociation".equals(nodeName)) {
            readDataInputAssociation(xmlNode, actionNode);
        } else if ("signalEventDefinition".equals(nodeName)) {
            String signalName = ((Element) xmlNode).getAttribute("signalRef");
            String variable = (String) actionNode.getMetaData("MappingVariable");
            signalName = checkSignalAndConvertToRealSignalNam(parser, signalName);
            actionNode.setMetaData("EventType", "signal");
            actionNode.setMetaData("Ref", signalName);
            actionNode.setMetaData("Variable", variable);
            // check if signal should be send async
            if (dataInputs.containsValue("async")) {
                signalName = "ASYNC-" + signalName;
            }
            String signalExpression = getSignalExpression(actionNode, signalName, "tVariable");
            actionNode.setAction(new DroolsConsequenceAction("java", " Object tVariable = " + (variable == null ? "null" : variable) + ";" + "org.jbpm.workflow.core.node.Transformation transformation = (org.jbpm.workflow.core.node.Transformation)kcontext.getNodeInstance().getNode().getMetaData().get(\"Transformation\");" + "if (transformation != null) {" + "  tVariable = new org.jbpm.process.core.event.EventTransformerImpl(transformation)" + "  .transformEvent(" + (variable == null ? "null" : variable) + ");" + "}" + signalExpression));
        }
        xmlNode = xmlNode.getNextSibling();
    }
}

Example 10 with DroolsConsequenceAction

use of org.jbpm.workflow.core.impl.DroolsConsequenceAction in project jbpm by kiegroup.

the class IntermediateThrowEventHandler method end.

public Object end(final String uri, final String localName, final ExtensibleXmlParser parser) throws SAXException {
    final Element element = parser.endElementBuilder();
    ActionNode node = (ActionNode) parser.getCurrent();
    // determine type of event definition, so the correct type of node
    // can be generated
    org.w3c.dom.Node xmlNode = element.getFirstChild();
    while (xmlNode != null) {
        String nodeName = xmlNode.getNodeName();
        if ("signalEventDefinition".equals(nodeName)) {
            // reuse already created ActionNode
            handleSignalNode(node, element, uri, localName, parser);
            break;
        } else if ("messageEventDefinition".equals(nodeName)) {
            // reuse already created ActionNode
            handleMessageNode(node, element, uri, localName, parser);
            break;
        } else if ("escalationEventDefinition".equals(nodeName)) {
            // reuse already created ActionNode
            handleEscalationNode(node, element, uri, localName, parser);
            break;
        } else if ("compensateEventDefinition".equals(nodeName)) {
            // reuse already created ActionNode
            handleThrowCompensationEventNode(node, element, uri, localName, parser);
            break;
        } else if ("linkEventDefinition".equals(nodeName)) {
            ThrowLinkNode linkNode = new ThrowLinkNode();
            linkNode.setId(node.getId());
            handleLinkNode(element, linkNode, xmlNode, parser);
            NodeContainer nodeContainer = (NodeContainer) parser.getParent();
            nodeContainer.addNode(linkNode);
            ((ProcessBuildData) parser.getData()).addNode(node);
            // we break the while and stop the execution of this method.
            return linkNode;
        }
        xmlNode = xmlNode.getNextSibling();
    }
    // none event definition
    if (node.getAction() == null) {
        node.setAction(new DroolsConsequenceAction("mvel", ""));
        node.setMetaData("NodeType", "IntermediateThrowEvent-None");
    }
    NodeContainer nodeContainer = (NodeContainer) parser.getParent();
    nodeContainer.addNode(node);
    return node;
}