Examples with HistoryEvent com.uber.cadence.HistoryEvent used on opensource projects

Example 1 with HistoryEvent

use of com.uber.cadence.HistoryEvent in project cadence-client by uber-java.

the class WorkflowExecutionUtils method waitForWorkflowInstanceCompletionAcrossGenerations.

/**
 * Like {@link #waitForWorkflowInstanceCompletion(IWorkflowService, String, WorkflowExecution,
 * long, TimeUnit)} , except will wait for continued generations of the original workflow
 * execution too.
 *
 * @see #waitForWorkflowInstanceCompletion(IWorkflowService, String, WorkflowExecution, long,
 *     TimeUnit)
 */
public static WorkflowExecutionCloseStatus waitForWorkflowInstanceCompletionAcrossGenerations(IWorkflowService service, String domain, WorkflowExecution workflowExecution, long timeout, TimeUnit unit) throws InterruptedException, TimeoutException, EntityNotExistsError {
    WorkflowExecution lastExecutionToRun = workflowExecution;
    long millisecondsAtFirstWait = System.currentTimeMillis();
    WorkflowExecutionCloseStatus lastExecutionToRunCloseStatus = waitForWorkflowInstanceCompletion(service, domain, lastExecutionToRun, timeout, unit);
    // keep waiting if the instance continued as new
    while (lastExecutionToRunCloseStatus == WorkflowExecutionCloseStatus.CONTINUED_AS_NEW) {
        // get the new execution's information
        HistoryEvent closeEvent = getInstanceCloseEvent(service, domain, lastExecutionToRun, timeout, unit);
        WorkflowExecutionContinuedAsNewEventAttributes continuedAsNewAttributes = closeEvent.getWorkflowExecutionContinuedAsNewEventAttributes();
        WorkflowExecution newGenerationExecution = new WorkflowExecution();
        newGenerationExecution.setRunId(continuedAsNewAttributes.getNewExecutionRunId());
        newGenerationExecution.setWorkflowId(lastExecutionToRun.getWorkflowId());
        // and wait for it
        long currentTime = System.currentTimeMillis();
        long millisecondsSinceFirstWait = currentTime - millisecondsAtFirstWait;
        long timeoutInSecondsForNextWait = unit.toMillis(timeout) - (millisecondsSinceFirstWait / 1000L);
        lastExecutionToRunCloseStatus = waitForWorkflowInstanceCompletion(service, domain, newGenerationExecution, timeoutInSecondsForNextWait, TimeUnit.MILLISECONDS);
        lastExecutionToRun = newGenerationExecution;
    }
    return lastExecutionToRunCloseStatus;
}

Example 2 with HistoryEvent

use of com.uber.cadence.HistoryEvent in project cadence-client by uber-java.

the class WorkflowContext method getWorkflowStartedEventAttributes.

private WorkflowExecutionStartedEventAttributes getWorkflowStartedEventAttributes() {
    HistoryEvent firstHistoryEvent = decisionTask.getHistory().getEvents().get(0);
    WorkflowExecutionStartedEventAttributes attributes = firstHistoryEvent.getWorkflowExecutionStartedEventAttributes();
    return attributes;
}

Example 3 with HistoryEvent

use of com.uber.cadence.HistoryEvent in project cadence-client by uber-java.

the class StateMachines method completeExternalSignal.

private static void completeExternalSignal(RequestContext ctx, SignalExternalData data, String runId, long notUsed) {
    SignalExternalWorkflowExecutionInitiatedEventAttributes initiatedEvent = data.initiatedEvent;
    WorkflowExecution signaledExecution = initiatedEvent.getWorkflowExecution().deepCopy().setRunId(runId);
    ExternalWorkflowExecutionSignaledEventAttributes a = new ExternalWorkflowExecutionSignaledEventAttributes().setInitiatedEventId(data.initiatedEventId).setWorkflowExecution(signaledExecution).setControl(initiatedEvent.getControl()).setDomain(initiatedEvent.getDomain());
    HistoryEvent event = new HistoryEvent().setEventType(EventType.ExternalWorkflowExecutionSignaled).setExternalWorkflowExecutionSignaledEventAttributes(a);
    ctx.addEvent(event);
}

Example 4 with HistoryEvent

use of com.uber.cadence.HistoryEvent in project cadence-client by uber-java.

the class StateMachines method timeoutChildWorkflow.

private static void timeoutChildWorkflow(RequestContext ctx, ChildWorkflowData data, TimeoutType timeoutType, long notUsed) {
    StartChildWorkflowExecutionInitiatedEventAttributes ie = data.initiatedEvent;
    ChildWorkflowExecutionTimedOutEventAttributes a = new ChildWorkflowExecutionTimedOutEventAttributes().setDomain(ie.getDomain()).setStartedEventId(data.startedEventId).setWorkflowExecution(data.execution).setWorkflowType(ie.getWorkflowType()).setTimeoutType(timeoutType).setInitiatedEventId(data.initiatedEventId);
    HistoryEvent event = new HistoryEvent().setEventType(EventType.ChildWorkflowExecutionTimedOut).setChildWorkflowExecutionTimedOutEventAttributes(a);
    ctx.addEvent(event);
}

Example 5 with HistoryEvent

use of com.uber.cadence.HistoryEvent in project cadence-client by uber-java.

the class StateMachines method timeoutWorkflow.

private static void timeoutWorkflow(RequestContext ctx, WorkflowData data, TimeoutType timeoutType, long notUsed) {
    WorkflowExecutionTimedOutEventAttributes a = new WorkflowExecutionTimedOutEventAttributes().setTimeoutType(timeoutType);
    HistoryEvent event = new HistoryEvent().setEventType(EventType.WorkflowExecutionTimedOut).setWorkflowExecutionTimedOutEventAttributes(a);
    ctx.addEvent(event);
}