@Override
public void waitForJobs(UUID id) {
JobMetadata job = this.findJob(id);
if (job == null) return;
while (job.getStatus().isActive()) {
Thread.yield();
}
}
@Override
public synchronized JobMetadata findJob(UUID jobId) {
if (jobId == null)
throw new IllegalArgumentException(
"Unable to find background operations with a specific id without the id specified.");
for (JobMetadata job : jobs) {
if (jobId.equals(job.getId())) return job;
}
return null;
}
@Override
public synchronized List<JobMetadata> findJobsByStatus(JobStatus... statusList) {
List<JobMetadata> found = new ArrayList<JobMetadata>();
for (JobMetadata job : jobs) {
for (JobStatus status : statusList) {
if (job.getStatus() == status) {
found.add(job);
}
}
}
Collections.reverse(found);
return found;
}
@Override
public void waitForJobs(Class type) {
int active;
do {
active = 0;
List<JobMetadata> jobs = this.findJobsByType(type);
for (JobMetadata job : jobs) {
if (job.getStatus().isActive()) {
active++;
}
}
if (active > 0) Thread.yield();
} while (active > 0);
}
@Override
public synchronized List<JobMetadata> findJobsByOwner(Person owner) {
if (owner == null || owner.getId() == null)
throw new IllegalArgumentException(
"Unable to find background operations from a specific owner without the owner specified.");
List<JobMetadata> found = new ArrayList<JobMetadata>();
Long personId = owner.getId();
for (JobMetadata job : jobs) {
if (personId.equals(job.getOwnerId())) {
found.add(job);
}
}
Collections.reverse(found);
return found;
}
/** Helpfull method to display the state of the job queue */
public synchronized String toString() {
StringBuilder string = new StringBuilder();
for (JobMetadata job : jobs) {
string.append(job.getId());
string.append(": ");
string.append(job.getStatus().name());
string.append(", ");
string.append(job.getProgress().toString());
if (job.getOwnerId() != null) {
string.append(" (");
string.append(job.getOwnerId());
string.append(")");
}
string.append("\n");
}
return string.toString();
}