* @param sender sender of the message
* @param receiver recipient of the message
* @param messageType type of message to be sent
*/
private void sendMessage(long sender, long receiver, long messageType) {
BrachaTouegDeadlockMessage message;
message = new BrachaTouegDeadlockMessage(sender, messageType);
sendMessage(new LongWritable(receiver), message);
if (LOG.isDebugEnabled()) {
LOG.debug("sent message " + message + " from " + sender +
" to " + receiver);
}