if (connector == null)
{
throw new JobExecutionException(QuartzMessages.noConnectorFound(connectorName).getMessage());
}
final AbstractMessageReceiver receiver = (AbstractMessageReceiver) connector.lookupReceiver(receiverKey);
if (receiver == null)
{
throw new JobExecutionException(
QuartzMessages.noReceiverInConnector(receiverKey, connectorName).getMessage());
}