Examples with Type org.opencastproject.mediapackage.MediaPackageElement.Type used on opensource projects

Example 1 with Type

use of org.opencastproject.mediapackage.MediaPackageElement.Type in project opencast by opencast.

the class ExecuteServiceImpl method process.

/**
 * {@inheritDoc}
 *
 * @throws ExecuteException
 *
 * @see org.opencastproject.job.api.AbstractJobProducer#process(org.opencastproject.job.api.Job)
 */
@Override
protected String process(Job job) throws ExecuteException {
    List<String> arguments = new ArrayList<String>(job.getArguments());
    // Check this operation is allowed
    if (!allowedCommands.contains("*") && !allowedCommands.contains(arguments.get(0)))
        throw new ExecuteException("Command '" + arguments.get(0) + "' is not allowed");
    String outFileName = null;
    String strAux = null;
    MediaPackage mp = null;
    Type expectedType = null;
    MediaPackageElement element = null;
    Operation op = null;
    try {
        op = Operation.valueOf(job.getOperation());
        int nargs = arguments.size();
        if (nargs != 3 && nargs != 5) {
            throw new IndexOutOfBoundsException("Incorrect number of parameters for operation execute_" + op + ": " + arguments.size());
        }
        if (nargs == 5) {
            strAux = arguments.remove(4);
            expectedType = (strAux == null) ? null : Type.valueOf(strAux);
            outFileName = StringUtils.trimToNull(arguments.remove(3));
            if ((StringUtils.isNotBlank(outFileName) && (expectedType == null)) || (StringUtils.isBlank(outFileName) && (expectedType != null))) {
                throw new ExecuteException("The output type and filename must be both specified");
            }
            outFileName = (outFileName == null) ? null : job.getId() + "_" + outFileName;
        }
        switch(op) {
            case Execute_Mediapackage:
                mp = MediaPackageParser.getFromXml(arguments.remove(2));
                return doProcess(arguments, mp, outFileName, expectedType);
            case Execute_Element:
                element = MediaPackageElementParser.getFromXml(arguments.remove(2));
                return doProcess(arguments, element, outFileName, expectedType);
            default:
                throw new IllegalStateException("Don't know how to handle operation '" + job.getOperation() + "'");
        }
    } catch (MediaPackageException e) {
        throw new ExecuteException("Error unmarshalling the input mediapackage/element", e);
    } catch (IllegalArgumentException e) {
        throw new ExecuteException("This service can't handle operations of type '" + op + "'", e);
    } catch (IndexOutOfBoundsException e) {
        throw new ExecuteException("The argument list for operation '" + op + "' does not meet expectations", e);
    }
}