Examples with EventTask org.onosproject.workflow.api.EventTask used on opensource projects

Example 1 with EventTask

use of org.onosproject.workflow.api.EventTask in project onos by opennetworkinglab.

the class WorkFlowEngine method post.

@Override
protected void post(WorkflowDataEvent event) {
    if (event.subject() == null || !isRelevant(event.subject())) {
        log.debug("ignore event {}", event);
        return;
    }
    // trigger next worklet selection
    WorkflowData dataModelContainer = event.subject();
    switch(event.type()) {
        case INSERT:
        case UPDATE:
            if (dataModelContainer.triggerNext()) {
                log.debug("workflowAccumulator.add: {}", dataModelContainer);
                workflowAccumulator.add(dataModelContainer);
            } else {
                log.debug("pass-workflowAccumulator.add: {}", dataModelContainer);
            }
            break;
        case REMOVE:
            break;
        default:
    }
    // trigger EventTask for WorkflowDataEvent
    eventMapTriggerExecutor.submit(() -> eventMapTrigger(event, // event hint supplier
    (ev) -> {
        if (ev == null || ev.subject() == null) {
            return null;
        }
        if (ev.subject() instanceof WorkflowData) {
            return ((WorkflowData) ev.subject()).name();
        } else {
            return null;
        }
    }));
}

Example 2 with EventTask

use of org.onosproject.workflow.api.EventTask in project onos by opennetworkinglab.

the class WorkFlowEngine method eventMapTrigger.

@Override
public void eventMapTrigger(Event event, EventHintSupplier supplier) {
    if (event.subject() instanceof SystemWorkflowContext) {
        return;
    }
    Map<String, String> eventMap;
    String eventHint;
    try {
        eventHint = supplier.apply(event);
    } catch (Throwable e) {
        log.error("Exception: ", e);
        return;
    }
    if (eventHint == null) {
        // do nothing
        log.error("Invalid eventHint, event: {}", event);
        return;
    }
    try {
        eventMap = eventMapStore.getEventMapByHint(event.getClass().getName(), eventHint);
    } catch (WorkflowException e) {
        log.error("Exception: ", e);
        return;
    }
    if (Objects.isNull(eventMap) || eventMap.isEmpty()) {
        // do nothing;
        log.debug("Invalid eventMap, event: {}", event);
        return;
    }
    for (Map.Entry<String, String> entry : eventMap.entrySet()) {
        String contextName = entry.getKey();
        String strProgramCounter = entry.getValue();
        ProgramCounter pc;
        try {
            pc = ProgramCounter.valueOf(strProgramCounter);
        } catch (IllegalArgumentException e) {
            log.error("Exception: ", e);
            return;
        }
        WorkflowContext context = workplaceStore.getContext(contextName);
        if (Objects.isNull(context)) {
            log.info("Invalid context: {}, event: {}", contextName, event);
            continue;
        }
        EventTask eventtask = null;
        try {
            eventtask = EventTask.builder().event(event).eventHint(eventHint).context(context).programCounter(pc).build();
        } catch (WorkflowException e) {
            log.error("Exception: ", e);
        }
        log.debug("eventtaskAccumulator.add: task: {}", eventtask);
        if (!Objects.isNull(eventtask)) {
            eventtaskAccumulator.add(eventtask);
        }
    }
}