public void deleteMessages(final long fromMessageId, final long toMessageId)
throws IOException, JMException
{
VirtualHost vhost = _queue.getParent(VirtualHost.class);
vhost.executeTransaction(new VirtualHost.TransactionalOperation()
{
public void withinTransaction(final VirtualHost.Transaction txn)
{
_queue.visit(new QueueEntryVisitor()
{