Examples with BoundaryEventNode io.automatiko.engine.workflow.process.core.node.BoundaryEventNode used on opensource projects

Example 16 with BoundaryEventNode

use of io.automatiko.engine.workflow.process.core.node.BoundaryEventNode in project automatiko-engine by automatiko-io.

the class CompensationTest method createBoundaryEventCompensationHandler.

private void createBoundaryEventCompensationHandler(io.automatiko.engine.workflow.process.core.NodeContainer nodeContainer, Node attachedToNode, final List<String> eventList, final String id) throws Exception {
    NodeCreator<BoundaryEventNode> boundaryNodeCreator = new NodeCreator<BoundaryEventNode>(nodeContainer, BoundaryEventNode.class);
    BoundaryEventNode boundaryNode = boundaryNodeCreator.createNode("boundary" + id);
    String attachedTo = (String) attachedToNode.getMetaData().get("UniqueId");
    boundaryNode.setMetaData("AttachedTo", attachedTo);
    boundaryNode.setAttachedToNodeId(attachedTo);
    EventTypeFilter eventFilter = new NonAcceptingEventTypeFilter();
    eventFilter.setType("Compensation");
    List<EventFilter> eventFilters = new ArrayList<EventFilter>();
    boundaryNode.setEventFilters(eventFilters);
    eventFilters.add(eventFilter);
    addCompensationScope(boundaryNode, nodeContainer, attachedTo);
    NodeCreator<ActionNode> actionNodeCreator = new NodeCreator<ActionNode>(nodeContainer, ActionNode.class);
    ActionNode actionNode = actionNodeCreator.createNode("handlerAction" + id);
    actionNode.setMetaData("isForCompensation", true);
    actionNode.setName("Execute");
    ProcessAction action = new ConsequenceAction("java", null);
    action.setMetaData("Action", new Action() {

        public void execute(ProcessContext context) throws Exception {
            eventList.add("action" + id);
        }
    });
    actionNode.setAction(action);
    connect(boundaryNode, actionNode);
}

Example 17 with BoundaryEventNode

use of io.automatiko.engine.workflow.process.core.node.BoundaryEventNode in project automatiko-engine by automatiko-io.

the class WorkflowProcessInstanceImpl method getEventDescriptions.

@Override
public Set<EventDescription<?>> getEventDescriptions() {
    if (getState() == ProcessInstance.STATE_COMPLETED || getState() == ProcessInstance.STATE_ABORTED) {
        return Collections.emptySet();
    }
    VariableScope variableScope = (VariableScope) ((ContextContainer) getProcess()).getDefaultContext(VariableScope.VARIABLE_SCOPE);
    Set<EventDescription<?>> eventDesciptions = new LinkedHashSet<>();
    List<EventListener> activeListeners = eventListeners.values().stream().flatMap(List::stream).collect(Collectors.toList());
    activeListeners.addAll(externalEventListeners.values().stream().flatMap(List::stream).collect(Collectors.toList()));
    activeListeners.forEach(el -> eventDesciptions.addAll(el.getEventDescriptions()));
    ((io.automatiko.engine.workflow.process.core.WorkflowProcess) getProcess()).getNodesRecursively().stream().filter(n -> n instanceof EventNodeInterface).forEach(n -> {
        NamedDataType dataType = null;
        if (((EventNodeInterface) n).getVariableName() != null) {
            Map<String, Object> dataOutputs = (Map<String, Object>) n.getMetaData().get("DataOutputs");
            if (dataOutputs != null) {
                for (Entry<String, Object> dOut : dataOutputs.entrySet()) {
                    dataType = new NamedDataType(dOut.getKey(), dOut.getValue());
                }
            } else {
                Variable eventVar = variableScope.findVariable(((EventNodeInterface) n).getVariableName());
                if (eventVar != null) {
                    dataType = new NamedDataType(eventVar.getName(), eventVar.getType());
                }
            }
        }
        if (n instanceof BoundaryEventNode) {
            BoundaryEventNode boundaryEventNode = (BoundaryEventNode) n;
            StateBasedNodeInstance attachedToNodeInstance = (StateBasedNodeInstance) getNodeInstances(true).stream().filter(ni -> ni.getNode().getMetaData().get(UNIQUE_ID).equals(boundaryEventNode.getAttachedToNodeId())).findFirst().orElse(null);
            if (attachedToNodeInstance != null) {
                Map<String, String> properties = new HashMap<>();
                properties.put("AttachedToID", attachedToNodeInstance.getNodeDefinitionId());
                properties.put("AttachedToName", attachedToNodeInstance.getNodeName());
                String eventType = EVENT_TYPE_SIGNAL;
                String eventName = boundaryEventNode.getType();
                Map<String, String> timerProperties = attachedToNodeInstance.extractTimerEventInformation();
                if (timerProperties != null) {
                    properties.putAll(timerProperties);
                    eventType = "timer";
                    eventName = "timerTriggered";
                }
                eventDesciptions.add(new BaseEventDescription(eventName, (String) n.getMetaData().get(UNIQUE_ID), n.getName(), eventType, null, getId(), dataType, properties));
            }
        } else if (n instanceof EventSubProcessNode) {
            EventSubProcessNode eventSubProcessNode = (EventSubProcessNode) n;
            boolean isContainerActive = false;
            if (eventSubProcessNode.getParentContainer() instanceof WorkflowProcess) {
                isContainerActive = true;
            } else if (eventSubProcessNode.getParentContainer() instanceof CompositeNode) {
                isContainerActive = !getNodeInstances(((CompositeNode) eventSubProcessNode.getParentContainer()).getId()).isEmpty();
            }
            if (isContainerActive) {
                Node startNode = eventSubProcessNode.findStartNode();
                Map<Timer, ProcessAction> timers = eventSubProcessNode.getTimers();
                if (timers != null && !timers.isEmpty()) {
                    getNodeInstances(eventSubProcessNode.getId()).forEach(ni -> {
                        Map<String, String> timerProperties = ((StateBasedNodeInstance) ni).extractTimerEventInformation();
                        if (timerProperties != null) {
                            eventDesciptions.add(new BaseEventDescription("timerTriggered", (String) startNode.getMetaData().get("UniqueId"), startNode.getName(), "timer", ni.getId(), getId(), null, timerProperties));
                        }
                    });
                } else {
                    for (String eventName : eventSubProcessNode.getEvents()) {
                        if ("variableChanged".equals(eventName)) {
                            continue;
                        }
                        eventDesciptions.add(new BaseEventDescription(eventName, (String) startNode.getMetaData().get("UniqueId"), startNode.getName(), "signal", null, getId(), dataType));
                    }
                }
            }
        } else if (n instanceof EventNode) {
            NamedDataType finalDataType = dataType;
            getNodeInstances(n.getId()).forEach(ni -> eventDesciptions.add(new BaseEventDescription(((EventNode) n).getType(), (String) n.getMetaData().get(UNIQUE_ID), n.getName(), (String) n.getMetaData().getOrDefault(EVENT_TYPE, EVENT_TYPE_SIGNAL), ni.getId(), getId(), finalDataType)));
        } else if (n instanceof StateNode) {
            getNodeInstances(n.getId()).forEach(ni -> eventDesciptions.add(new BaseEventDescription((String) n.getMetaData().get(CONDITION), (String) n.getMetaData().get(UNIQUE_ID), n.getName(), (String) n.getMetaData().getOrDefault(EVENT_TYPE, EVENT_TYPE_SIGNAL), ni.getId(), getId(), null)));
        }
    });
    return eventDesciptions;
}

Example 18 with BoundaryEventNode

use of io.automatiko.engine.workflow.process.core.node.BoundaryEventNode in project automatiko-engine by automatiko-io.

the class BoundaryEventHandler method handleCompensationNode.

protected void handleCompensationNode(final Node node, final Element element, final String uri, final String localName, final ExtensibleXmlParser parser, final String attachedTo, final boolean cancelActivity) throws SAXException {
    BoundaryEventNode eventNode = (BoundaryEventNode) parser.getCurrent();
    super.handleNode(node, element, uri, localName, parser);
    NodeList childs = element.getChildNodes();
    for (int i = 0; i < childs.getLength(); i++) {
        if (childs.item(i) instanceof Element) {
            Element el = (Element) childs.item(i);
            if ("compensateEventDefinition".equalsIgnoreCase(el.getNodeName())) {
                String activityRef = el.getAttribute("activityRef");
                if (activityRef != null && activityRef.length() > 0) {
                    logger.warn("activityRef value [" + activityRef + "] on Boundary Event '" + eventNode.getMetaData("UniqueId") + "' ignored per the BPMN2 specification.");
                }
            }
        }
    }
    eventNode.setMetaData("AttachedTo", attachedTo);
    eventNode.setAttachedToNodeId(attachedTo);
    // 1. Find the parent (sub-)process
    NodeContainer parentContainer = (NodeContainer) parser.getParent();
    // 2. Add the event filter (never fires, purely for dumping purposes)
    EventTypeFilter eventFilter = new NonAcceptingEventTypeFilter();
    eventFilter.setType("Compensation");
    List<EventFilter> eventFilters = new ArrayList<EventFilter>();
    eventNode.setEventFilters(eventFilters);
    eventFilters.add(eventFilter);
    // 3. Add compensation scope (with key/id: attachedTo)
    ProcessHandler.addCompensationScope((ExecutableProcess) parser.getParent(ExecutableProcess.class), eventNode, parentContainer, attachedTo);
}

Example 19 with BoundaryEventNode

use of io.automatiko.engine.workflow.process.core.node.BoundaryEventNode in project automatiko-engine by automatiko-io.

the class BoundaryEventHandler method handleMessageNode.

protected void handleMessageNode(final Node node, final Element element, final String uri, final String localName, final ExtensibleXmlParser parser, final String attachedTo, final boolean cancelActivity) throws SAXException {
    super.handleNode(node, element, uri, localName, parser);
    BoundaryEventNode eventNode = (BoundaryEventNode) node;
    eventNode.setMetaData("AttachedTo", attachedTo);
    eventNode.setMetaData("CancelActivity", cancelActivity);
    eventNode.setAttachedToNodeId(attachedTo);
    org.w3c.dom.Node xmlNode = element.getFirstChild();
    while (xmlNode != null) {
        String nodeName = xmlNode.getNodeName();
        if ("dataOutput".equals(nodeName)) {
            String id = ((Element) xmlNode).getAttribute("id");
            String outputName = ((Element) xmlNode).getAttribute("name");
            dataOutputs.put(id, outputName);
            populateDataOutputs(xmlNode, outputName, parser);
        } else if ("dataOutputAssociation".equals(nodeName)) {
            readDataOutputAssociation(xmlNode, eventNode, parser);
        } else if ("messageEventDefinition".equals(nodeName)) {
            String messageRef = ((Element) xmlNode).getAttribute("messageRef");
            Map<String, Message> messages = (Map<String, Message>) ((ProcessBuildData) parser.getData()).getMetaData("Messages");
            if (messages == null) {
                throw new IllegalArgumentException("No messages found");
            }
            Message message = messages.get(messageRef);
            if (message == null) {
                throw new IllegalArgumentException("Could not find message " + messageRef);
            }
            eventNode.setMetaData("MessageType", message.getType());
            eventNode.setMetaData("TriggerType", "ConsumeMessage");
            eventNode.setMetaData("TriggerRef", message.getName());
            eventNode.setMetaData("TriggerCorrelation", message.getCorrelation());
            eventNode.setMetaData("TriggerCorrelationExpr", message.getCorrelationExpression());
            eventNode.setMetaData("connector", message.getMetaData().getOrDefault("connector", eventNode.getMetaData("connector")));
            eventNode.setMetaData("topic", message.getMetaData().getOrDefault("topic", eventNode.getMetaData("topic")));
            List<EventFilter> eventFilters = new ArrayList<EventFilter>();
            EventTypeFilter eventFilter = new EventTypeFilter();
            eventFilter.setType("Message-" + message.getName());
            eventFilters.add(eventFilter);
            eventNode.setScope("external");
            eventNode.setEventFilters(eventFilters);
        }
        xmlNode = xmlNode.getNextSibling();
    }
}

Example 20 with BoundaryEventNode

use of io.automatiko.engine.workflow.process.core.node.BoundaryEventNode in project automatiko-engine by automatiko-io.

the class BoundaryEventHandler method handleErrorNode.

@SuppressWarnings("unchecked")
protected void handleErrorNode(final Node node, final Element element, final String uri, final String localName, final ExtensibleXmlParser parser, final String attachedTo, final boolean cancelActivity) throws SAXException {
    super.handleNode(node, element, uri, localName, parser);
    BoundaryEventNode eventNode = (BoundaryEventNode) node;
    eventNode.setMetaData("AttachedTo", attachedTo);
    eventNode.setAttachedToNodeId(attachedTo);
    org.w3c.dom.Node xmlNode = element.getFirstChild();
    while (xmlNode != null) {
        String nodeName = xmlNode.getNodeName();
        if ("dataOutput".equals(nodeName)) {
            String id = ((Element) xmlNode).getAttribute("id");
            String outputName = ((Element) xmlNode).getAttribute("name");
            dataOutputs.put(id, outputName);
            populateDataOutputs(xmlNode, outputName, parser);
        } else if ("dataOutputAssociation".equals(nodeName)) {
            readDataOutputAssociation(xmlNode, eventNode, parser);
        } else if ("errorEventDefinition".equals(nodeName)) {
            String errorRef = ((Element) xmlNode).getAttribute("errorRef");
            if (errorRef != null && errorRef.trim().length() > 0) {
                List<Error> errors = (List<Error>) ((ProcessBuildData) parser.getData()).getMetaData("Errors");
                if (errors == null) {
                    throw new IllegalArgumentException("No errors found");
                }
                Error error = null;
                for (Error listError : errors) {
                    if (errorRef.equals(listError.getId())) {
                        error = listError;
                    }
                }
                if (error == null) {
                    throw new IllegalArgumentException("Could not find error " + errorRef);
                }
                String type = error.getErrorCode();
                boolean hasErrorCode = true;
                if (type == null) {
                    type = error.getId();
                    hasErrorCode = false;
                }
                String structureRef = error.getStructureRef();
                if (structureRef != null) {
                    Map<String, ItemDefinition> itemDefs = (Map<String, ItemDefinition>) ((ProcessBuildData) parser.getData()).getMetaData("ItemDefinitions");
                    if (itemDefs.containsKey(structureRef)) {
                        structureRef = itemDefs.get(structureRef).getStructureRef();
                    }
                }
                List<EventFilter> eventFilters = new ArrayList<EventFilter>();
                EventTypeFilter eventFilter = new EventTypeFilter();
                eventFilter.setType("Error-" + attachedTo + "-" + type);
                eventFilters.add(eventFilter);
                eventNode.setEventFilters(eventFilters);
                eventNode.setMetaData("ErrorEvent", type);
                eventNode.setMetaData("HasErrorEvent", hasErrorCode);
                eventNode.setMetaData("ErrorStructureRef", structureRef);
                if (error.getMetaData().get("retry") != null) {
                    eventNode.setMetaData("ErrorRetry", ((Long) DateTimeUtils.parseDuration((String) error.getMetaData().get("retry"))).intValue());
                    if (error.getMetaData().get("retryLimit") != null) {
                        eventNode.setMetaData("ErrorRetryLimit", Integer.parseInt((String) error.getMetaData().get("retryLimit")));
                    }
                    if (error.getMetaData().get("retryIncrement") != null) {
                        eventNode.setMetaData("ErrorRetryIncrement", ((Long) DateTimeUtils.parseDuration((String) error.getMetaData().get("retryIncrement"))).intValue());
                    }
                    if (error.getMetaData().get("retryMultiplier") != null) {
                        eventNode.setMetaData("ErrorRetryIncrementMultiplier", Float.parseFloat((String) error.getMetaData().get("retryMultiplier")));
                    }
                }
            }
        }
        xmlNode = xmlNode.getNextSibling();
    }
}