if (expectedType == null)
throw new WorkflowOperationException("'" + expectedTypeStr + "' is not a valid element type");
}
// Process the result element
MediaPackageElement resultElement = null;
try{
Job job = executeService.execute(exec, params, mediaPackage, outputFilename, expectedType);
// Wait for all jobs to be finished
if (!waitForStatus(job).isSuccess())
throw new WorkflowOperationException("Execute operation failed");
if (StringUtils.trimToNull(job.getPayload()) != null) {
resultElement = MediaPackageElementParser.getFromXml(job.getPayload());
if (resultElement.getElementType() == MediaPackageElement.Type.Track) {
// Have the track inspected and return the result
Job inspectionJob = null;
inspectionJob = inspectionService.inspect(resultElement.getURI());
JobBarrier barrier = new JobBarrier(serviceRegistry, inspectionJob);
if (!barrier.waitForJobs().isSuccess()) {
throw new ExecuteException("Media inspection of " + resultElement.getURI() + " failed");
}
resultElement = MediaPackageElementParser.getFromXml(inspectionJob.getPayload());
}
// Store new element to mediaPackage
mediaPackage.add(resultElement);
// Store new element to mediaPackage
URI uri = workspace.moveTo(resultElement.getURI(), mediaPackage.getIdentifier().toString(),
resultElement.getIdentifier(), outputFilename);
resultElement.setURI(uri);
// Set new flavor
if (targetFlavor != null)
resultElement.setFlavor(targetFlavor);
// Set new tags
if (targetTags != null)
// Assume the tags starting with "-" means we want to eliminate such tags form the result element
for (String tag : asList(targetTags)) {
if (tag.startsWith("-"))
// We remove the tag resulting from stripping all the '-' characters at the beginning of the tag
resultElement.removeTag(tag.replaceAll("^-+", ""));
else
resultElement.addTag(tag);
}
}
WorkflowOperationResult result = createResult(mediaPackage, Action.CONTINUE, job.getQueueTime());
logger.debug("Execute operation {} completed", operation.getId());
return result;
} catch (ExecuteException e) {
throw new WorkflowOperationException(e);
} catch (MediaPackageException e) {
throw new WorkflowOperationException("Some result element couldn't be serialized", e);
} catch (NotFoundException e) {
throw new WorkflowOperationException("Could not find mediapackage", e);
} catch (IOException e) {
throw new WorkflowOperationException("Error unmarshalling a result mediapackage element", e);
} catch (MediaInspectionException e) {
throw new WorkflowOperationException("Media inspection of " + resultElement.getURI() + " failed", e);
}
}