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Example 1 with CompositeNodeInstance

use of io.automatiko.engine.workflow.process.instance.node.CompositeNodeInstance in project automatiko-engine by automatiko-io.

the class NodeInstanceImpl method getUniqueId.

public String getUniqueId() {
    String result = "" + getId();
    NodeInstanceContainer parent = getNodeInstanceContainer();
    while (parent instanceof CompositeNodeInstance) {
        CompositeNodeInstance nodeInstance = (CompositeNodeInstance) parent;
        result = nodeInstance.getId() + ":" + result;
        parent = nodeInstance.getNodeInstanceContainer();
    }
    return result;
}
Also used : NodeInstanceContainer(io.automatiko.engine.api.runtime.process.NodeInstanceContainer) CompositeNodeInstance(io.automatiko.engine.workflow.process.instance.node.CompositeNodeInstance)

Example 2 with CompositeNodeInstance

use of io.automatiko.engine.workflow.process.instance.node.CompositeNodeInstance in project automatiko-engine by automatiko-io.

the class WorkflowProcessInstanceImpl method nodeInstanceCompleted.

@Override
public void nodeInstanceCompleted(NodeInstance nodeInstance, String outType) {
    Node nodeInstanceNode = nodeInstance.getNode();
    if (nodeInstanceNode != null) {
        Object compensationBoolObj = nodeInstanceNode.getMetaData().get(IS_FOR_COMPENSATION);
        boolean isForCompensation = compensationBoolObj != null && (Boolean) compensationBoolObj;
        if (isForCompensation) {
            return;
        }
    }
    if (nodeInstance instanceof FaultNodeInstance || nodeInstance instanceof EndNodeInstance || ((io.automatiko.engine.workflow.process.core.WorkflowProcess) getWorkflowProcess()).isDynamic() || nodeInstance instanceof CompositeNodeInstance) {
        if (((io.automatiko.engine.workflow.process.core.WorkflowProcess) getProcess()).isAutoComplete() && canComplete()) {
            setState(ProcessInstance.STATE_COMPLETED);
        }
    } else {
        throw new IllegalArgumentException("Completing a node instance that has no outgoing connection is not supported.");
    }
}
Also used : FaultNodeInstance(io.automatiko.engine.workflow.process.instance.node.FaultNodeInstance) CompositeNodeInstance(io.automatiko.engine.workflow.process.instance.node.CompositeNodeInstance) StateBasedNode(io.automatiko.engine.workflow.process.core.node.StateBasedNode) MilestoneNode(io.automatiko.engine.workflow.process.core.node.MilestoneNode) EventSubProcessNode(io.automatiko.engine.workflow.process.core.node.EventSubProcessNode) StateNode(io.automatiko.engine.workflow.process.core.node.StateNode) Node(io.automatiko.engine.api.definition.process.Node) DynamicNode(io.automatiko.engine.workflow.process.core.node.DynamicNode) StartNode(io.automatiko.engine.workflow.process.core.node.StartNode) EndNode(io.automatiko.engine.workflow.process.core.node.EndNode) EventNode(io.automatiko.engine.workflow.process.core.node.EventNode) ActionNode(io.automatiko.engine.workflow.process.core.node.ActionNode) CompositeNode(io.automatiko.engine.workflow.process.core.node.CompositeNode) BoundaryEventNode(io.automatiko.engine.workflow.process.core.node.BoundaryEventNode) EndNodeInstance(io.automatiko.engine.workflow.process.instance.node.EndNodeInstance) WorkflowProcess(io.automatiko.engine.api.definition.process.WorkflowProcess)

Example 3 with CompositeNodeInstance

use of io.automatiko.engine.workflow.process.instance.node.CompositeNodeInstance in project automatiko-engine by automatiko-io.

the class WorkflowProcessInstanceImpl method reconnect.

@Override
public void reconnect() {
    super.reconnect();
    for (NodeInstance nodeInstance : nodeInstances) {
        if (nodeInstance instanceof EventBasedNodeInstanceInterface) {
            ((EventBasedNodeInstanceInterface) nodeInstance).addEventListeners();
        }
        if (nodeInstance instanceof CompositeNodeInstance) {
            ((CompositeNodeInstance) nodeInstance).registerExternalEventNodeListeners();
        }
    }
    registerExternalEventNodeListeners();
}
Also used : EventBasedNodeInstanceInterface(io.automatiko.engine.workflow.process.instance.node.EventBasedNodeInstanceInterface) CompositeNodeInstance(io.automatiko.engine.workflow.process.instance.node.CompositeNodeInstance) EventSubProcessNodeInstance(io.automatiko.engine.workflow.process.instance.node.EventSubProcessNodeInstance) NodeInstance(io.automatiko.engine.workflow.process.instance.NodeInstance) FaultNodeInstance(io.automatiko.engine.workflow.process.instance.node.FaultNodeInstance) CompositeNodeInstance(io.automatiko.engine.workflow.process.instance.node.CompositeNodeInstance) StateBasedNodeInstance(io.automatiko.engine.workflow.process.instance.node.StateBasedNodeInstance) StartNodeInstance(io.automatiko.engine.workflow.process.instance.node.StartNodeInstance) EndNodeInstance(io.automatiko.engine.workflow.process.instance.node.EndNodeInstance) EventNodeInstance(io.automatiko.engine.workflow.process.instance.node.EventNodeInstance)

Example 4 with CompositeNodeInstance

use of io.automatiko.engine.workflow.process.instance.node.CompositeNodeInstance in project automatiko-engine by automatiko-io.

the class WorkflowProcessInstanceImpl method signalEvent.

@Override
@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;
        }
        InternalProcessRuntime processRuntime = getProcessRuntime();
        processRuntime.getProcessEventSupport().fireBeforeProcessSignaled(type, event, this, processRuntime);
        if ("timerTriggered".equals(type)) {
            TimerInstance timer = (TimerInstance) event;
            if (timer.getId().equals(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<>(this.nodeInstances);
        try {
            this.activatingNodeIds = new ArrayList<>();
            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);
                }
            }
            if (!type.startsWith("Compensation")) {
                for (Node node : getWorkflowProcess().getNodes()) {
                    if (node instanceof EventNodeInterface && ((EventNodeInterface) node).acceptsEvent(type, event, getResolver(node, currentView))) {
                        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);
                            } else {
                                List<NodeInstance> nodeInstances = getNodeInstances(node.getId(), currentView);
                                if (nodeInstances != null && !nodeInstances.isEmpty()) {
                                    for (NodeInstance nodeInstance : nodeInstances) {
                                        ((EventNodeInstanceInterface) nodeInstance).signalEvent(type, event);
                                    }
                                }
                            }
                        }
                    } else if (node instanceof StartNode && ((StartNode) node).getTriggers() != null) {
                        boolean accepted = ((StartNode) node).getTriggers().stream().filter(EventTrigger.class::isInstance).anyMatch(t -> ((EventTrigger) t).getEventFilters().stream().anyMatch(e -> e.acceptsEvent(type, event)));
                        if (accepted && node.getMetaData().get("acceptStartSignal") != null) {
                            StartNodeInstance startNodeInstance = (StartNodeInstance) getNodeInstance(node);
                            startNodeInstance.signalEvent(type, event);
                        }
                    }
                }
                if (((io.automatiko.engine.workflow.process.core.WorkflowProcess) getWorkflowProcess()).isDynamic()) {
                    for (Node node : getWorkflowProcess().getNodes()) {
                        if (node.hasMatchingEventListner(type) && node.getIncomingConnections().isEmpty()) {
                            NodeInstance nodeInstance = getNodeInstance(node);
                            if (nodeInstance != null) {
                                if (event != null) {
                                    Map<String, Object> dynamicParams = new HashMap<>(getVariables());
                                    if (event instanceof Map) {
                                        dynamicParams.putAll((Map<String, Object>) event);
                                    } else if (event instanceof WorkflowProcessInstance) {
                                    // ignore variables of process instance type
                                    } else {
                                        dynamicParams.put("Data", event);
                                    }
                                    nodeInstance.setDynamicParameters(dynamicParams);
                                }
                                nodeInstance.trigger(null, io.automatiko.engine.workflow.process.core.Node.CONNECTION_DEFAULT_TYPE);
                            }
                        } else if (this instanceof ExecutableProcessInstance && node instanceof CompositeNode) {
                            Optional<NodeInstance> instance = this.nodeInstances.stream().filter(ni -> ni.getNodeId() == node.getId()).findFirst();
                            instance.ifPresent(n -> ((CompositeNodeInstance) n).signalEvent(type, event));
                        }
                    }
                }
            }
        } finally {
            processRuntime.getProcessEventSupport().fireAfterProcessSignaled(type, event, this, processRuntime);
            if (this.activatingNodeIds != null) {
                this.activatingNodeIds.clear();
                this.activatingNodeIds = null;
            }
        }
    }
}
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EventNodeInstance(io.automatiko.engine.workflow.process.instance.node.EventNodeInstance) Process(io.automatiko.engine.workflow.base.core.Process) EventTrigger(io.automatiko.engine.workflow.process.core.node.EventTrigger) Collections(java.util.Collections) TimerInstance(io.automatiko.engine.services.time.TimerInstance) StartNodeInstance(io.automatiko.engine.workflow.process.instance.node.StartNodeInstance) HashMap(java.util.HashMap) EventSubProcessNode(io.automatiko.engine.workflow.process.core.node.EventSubProcessNode) StateBasedNode(io.automatiko.engine.workflow.process.core.node.StateBasedNode) MilestoneNode(io.automatiko.engine.workflow.process.core.node.MilestoneNode) EventSubProcessNode(io.automatiko.engine.workflow.process.core.node.EventSubProcessNode) StateNode(io.automatiko.engine.workflow.process.core.node.StateNode) Node(io.automatiko.engine.api.definition.process.Node) DynamicNode(io.automatiko.engine.workflow.process.core.node.DynamicNode) 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Example 5 with CompositeNodeInstance

use of io.automatiko.engine.workflow.process.instance.node.CompositeNodeInstance in project automatiko-engine by automatiko-io.

the class CompensationEventListener method createNodeInstanceContainers.

private Stack<NodeInstance> createNodeInstanceContainers(Node toCompensateNode, boolean generalCompensation) {
    Stack<NodeContainer> nestedNodes = new Stack<NodeContainer>();
    Stack<NodeInstance> generatedInstances = new Stack<NodeInstance>();
    NodeContainer parentContainer = toCompensateNode.getParentContainer();
    while (!(parentContainer instanceof ExecutableProcess)) {
        nestedNodes.add(parentContainer);
        parentContainer = ((Node) parentContainer).getParentContainer();
    }
    NodeInstanceContainer parentInstance;
    if (nestedNodes.isEmpty()) {
        // nestedNodes is empty
        parentInstance = (NodeInstanceContainer) getProcessInstance();
    } else {
        parentInstance = (NodeInstanceContainer) ((WorkflowProcessInstanceImpl) getProcessInstance()).getNodeInstance((Node) nestedNodes.pop());
        generatedInstances.add((NodeInstance) parentInstance);
    }
    NodeInstanceContainer childInstance;
    while (!nestedNodes.isEmpty()) {
        // generate
        childInstance = (NodeInstanceContainer) parentInstance.getNodeInstance((Node) nestedNodes.pop());
        assert childInstance instanceof CompositeNodeInstance : "A node with child nodes should end up creating a CompositeNodeInstance type.";
        // track and modify
        generatedInstances.add((NodeInstance) childInstance);
        // loop
        parentInstance = childInstance;
    }
    if (generalCompensation) {
        childInstance = (NodeInstanceContainer) parentInstance.getNodeInstance(toCompensateNode);
        generatedInstances.add((NodeInstance) childInstance);
    }
    return generatedInstances;
}
Also used : NodeInstanceContainer(io.automatiko.engine.workflow.process.instance.NodeInstanceContainer) CompositeNodeInstance(io.automatiko.engine.workflow.process.instance.node.CompositeNodeInstance) NodeContainer(io.automatiko.engine.api.definition.process.NodeContainer) ExecutableProcess(io.automatiko.engine.workflow.process.executable.core.ExecutableProcess) NodeInstance(io.automatiko.engine.workflow.process.instance.NodeInstance) CompositeNodeInstance(io.automatiko.engine.workflow.process.instance.node.CompositeNodeInstance) Stack(java.util.Stack)

Aggregations

CompositeNodeInstance (io.automatiko.engine.workflow.process.instance.node.CompositeNodeInstance)5 NodeInstance (io.automatiko.engine.workflow.process.instance.NodeInstance)3 EndNodeInstance (io.automatiko.engine.workflow.process.instance.node.EndNodeInstance)3 FaultNodeInstance (io.automatiko.engine.workflow.process.instance.node.FaultNodeInstance)3 Node (io.automatiko.engine.api.definition.process.Node)2 NodeContainer (io.automatiko.engine.api.definition.process.NodeContainer)2 WorkflowProcess (io.automatiko.engine.api.definition.process.WorkflowProcess)2 NodeInstanceContainer (io.automatiko.engine.api.runtime.process.NodeInstanceContainer)2 ActionNode (io.automatiko.engine.workflow.process.core.node.ActionNode)2 BoundaryEventNode (io.automatiko.engine.workflow.process.core.node.BoundaryEventNode)2 CompositeNode (io.automatiko.engine.workflow.process.core.node.CompositeNode)2 DynamicNode (io.automatiko.engine.workflow.process.core.node.DynamicNode)2 EndNode (io.automatiko.engine.workflow.process.core.node.EndNode)2 EventNode (io.automatiko.engine.workflow.process.core.node.EventNode)2 EventSubProcessNode (io.automatiko.engine.workflow.process.core.node.EventSubProcessNode)2 MilestoneNode (io.automatiko.engine.workflow.process.core.node.MilestoneNode)2 StartNode (io.automatiko.engine.workflow.process.core.node.StartNode)2 StateBasedNode (io.automatiko.engine.workflow.process.core.node.StateBasedNode)2 StateNode (io.automatiko.engine.workflow.process.core.node.StateNode)2 EventBasedNodeInstanceInterface (io.automatiko.engine.workflow.process.instance.node.EventBasedNodeInstanceInterface)2