@Override
public void executeEvent(Event e) {
if (e.getEventType() == OutputStrategyEvent.TIMEOUT) {
MixMessage mixMessage = (MixMessage) e.getAttachment();
if (mixMessage.isRequest()) mix.putOutRequest(mixMessage);
else mix.putOutReply(mixMessage);
} else throw new RuntimeException("ERROR: StopAndGo received unknown Event: " + e);
}
public void addMessage(MixMessage mixMessage) {
if (isFirstMessage) {
isFirstMessage = false;
scheduleNextOutput();
}
int index = mixMessage.getOwner().getClientId();
boolean drop;
if (batch[index] == null) { // user has no message in current batch -> add his message
batch[index] = mixMessage;
drop = true;
} else { // user has message in current batch -> drop message
drop = false;
statistics.addValue(drop, StatisticsType.DLPA_REQUEST_MESSAGE_DROP_PERCENTAGE_INCL_DUMMIES);
statistics.addValue(drop, StatisticsType.DLPA_MESSAGE_DROP_PERCENTAGE_INCL_DUMMIES);
}
// record statistics
if (isRequestBatch) {
statistics.addValue(drop, StatisticsType.DLPA_REQUEST_MESSAGE_DROP_PERCENTAGE);
statistics.addValue(drop, StatisticsType.DLPA_MESSAGE_DROP_PERCENTAGE);
} else {
statistics.addValue(drop, StatisticsType.DLPA_REPLY_MESSAGE_DROP_PERCENTAGE);
statistics.addValue(drop, StatisticsType.DLPA_MESSAGE_DROP_PERCENTAGE);
}
}
private void createReplyBatchFromUserData() {
Vector<MixMessage> batch = new Vector<MixMessage>(simulator.getClients().size());
for (AbstractClient client : simulator.getClients().values()) {
Vector<TransportMessage> replyWaitingQueue =
clientReplyWaitingQueues.get(client.getIdentifier());
boolean isDummy = replyWaitingQueue.size() == 0 ? true : false;
MixMessage mixMessage = createDummyMessage(client);
if (isDummy) {
batch.add(mixMessage);
} else {
for (int i = 0; i < replyWaitingQueue.size(); i++) {
TransportMessage noneMixMessage = replyWaitingQueue.get(i);
if (mixMessage.getFreeSpace() >= noneMixMessage.getLength()
&& !noneMixMessage.isFragmented()) { // noneMixMessage fits in mixMessage completely
replyWaitingQueue.remove(noneMixMessage);
i--;
mixMessage.addPayloadObject(noneMixMessage);
} else { // add Fragment
if (noneMixMessage.hasNextFragment()) {
MessageFragment messageFragment =
noneMixMessage.getFragment(mixMessage.getFreeSpace());
mixMessage.addPayloadObject(messageFragment);
}
if (!noneMixMessage.hasNextFragment()) {
replyWaitingQueue.remove(i);
i--;
}
}
if (mixMessage.getFreeSpace() == 0) break;
}
batch.add(mixMessage);
}
}
Collections.shuffle(batch);
for (MixMessage mixMessage : batch) mix.putOutRequest(mixMessage);
}
private MixMessage createDummyMessage(AbstractClient owner) {
NetworkNode source = isRequestBatch ? owner : mix;
NetworkNode destination = isRequestBatch ? simulator.getDistantProxy() : owner;
return MixMessage.getInstance(
isRequestBatch, source, destination, owner, Simulator.getNow(), true);
}