Examples with JobStatus com.hazelcast.jet.core.JobStatus used on opensource projects

Example 16 with JobStatus

use of com.hazelcast.jet.core.JobStatus in project hazelcast-jet by hazelcast.

the class MasterContext method setJobStatusToStarting.

/**
 * Sets job status to starting.
 * Returns false if the job start process cannot proceed.
 */
private boolean setJobStatusToStarting() {
    JobStatus status = jobStatus();
    if (status == COMPLETED || status == FAILED) {
        logger.severe("Cannot init job " + idToString(jobId) + ": it is already " + status);
        return false;
    }
    if (cancellationToken.isCompleted()) {
        logger.fine("Skipping init job " + idToString(jobId) + ": is already cancelled.");
        finalizeJob(new CancellationException());
        return false;
    }
    if (status == NOT_STARTED) {
        if (!jobStatus.compareAndSet(NOT_STARTED, STARTING)) {
            logger.fine("Cannot init job " + idToString(jobId) + ": someone else is just starting it");
            return false;
        }
        jobStartTime = System.currentTimeMillis();
    }
    status = jobStatus();
    if (!(status == STARTING || status == RESTARTING)) {
        logger.severe("Cannot init job " + idToString(jobId) + ": status is " + status);
        return false;
    }
    return true;
}