private void sendSyncMessage(Message message) {
SynchronizedClientSocket clientSocket;
message.put("sync", (Boolean) true);
message.put("serverAddress", new InetSocketAddress(url, port));
message.put("serverMessageID", localMessageCounter);
for (InetSocketAddress address : battlefields.keySet()) {
if (address.equals(new InetSocketAddress(url, port))) continue;
clientSocket = new SynchronizedClientSocket(message, address, this);
clientSocket.sendMessage();
}
}
private void sendActionAck(
Message message, boolean valid, Integer messageID, InetSocketAddress address) {
Message toSend = new Message();
toSend = message.clone();
toSend.put("request", MessageRequest.SyncActionResponse);
toSend.put("serverAddress", (InetSocketAddress) new InetSocketAddress(url, port));
toSend.put("ack", (Boolean) valid);
SynchronizedClientSocket socket = new SynchronizedClientSocket(toSend, address, this);
socket.sendMessage();
}
private void synchronizeWithAllBF(Message messageToSend) {
// SyncLog syncLog = new SyncLog();
SynchronizedClientSocket syncClientSocket;
for (InetSocketAddress address : battlefields.keySet()) {
if (address.getHostName().equals(url) && address.getPort() == port) continue;
syncClientSocket = new SynchronizedClientSocket(messageToSend, address, this);
syncClientSocket.sendMessage();
}
/*
//Assume that it always gets a response from at least one of the GS
if(gridSchedulersList.size() > 1)
syncLog.check();
*/
}
BattleField(int id, String url, int port, String otherUrl, int otherPort, boolean restart) {
battlefields = new HashMap<InetSocketAddress, Integer>();
this.url = url;
this.port = port;
this.id = id;
this.restart = restart;
battlefields.put(new InetSocketAddress(url, port), 0);
initBattleField(restart);
Message message = new Message();
message.put("request", MessageRequest.requestBFList);
message.put("bfAddress", new InetSocketAddress(url, port));
SynchronizedClientSocket clientSocket;
clientSocket =
new SynchronizedClientSocket(message, new InetSocketAddress(otherUrl, otherPort), this);
clientSocket.sendMessageWithResponse();
}
private synchronized Message processResponseMessage(Message msg) {
Integer messageID = (Integer) msg.get("serverMessageID");
ActionInfo actionInfo = pendingOwnActions.get(messageID);
InetSocketAddress serverAddress = (InetSocketAddress) msg.get("serverAddress");
Message message = msg.clone();
message.put("request", MessageRequest.SyncActionConfirm);
message.put("serverAddress", new InetSocketAddress(url, port));
message.put("serverMessageID", messageID);
if (actionInfo != null) {
if ((Boolean) msg.get("ack")) {
// System.out.println("[S"+port+"] "+actionInfo.message.get("address")+" ACK TRUE from
// "+serverAddress.getHostName()+":"+serverAddress.getPort()+" Adding info to queue.");
actionInfo.ackReceived.add((InetSocketAddress) msg.get("serverAddress"));
if (actionInfo.ackReceived.size() == battlefields.size() - 1) {
message.put("confirm", true);
Integer[] tempClock = vClock.incrementClock(id);
// System.out.println("<"+url+":"+port+"> Clock added when action is ready to ship -->
// "+toStringArray(tempClock));
message.put("vclock", tempClock);
for (InetSocketAddress address : actionInfo.ackReceived) {
SynchronizedClientSocket clientSocket =
new SynchronizedClientSocket(message, address, this);
clientSocket.sendMessage();
}
ActionInfo removeAction = pendingOwnActions.remove(messageID);
removeAction.timer.cancel();
msg.put("vclock", tempClock);
Message toPlayer = processEvent(message, removeAction);
if (toPlayer != null) {
SynchronizedClientSocket clientSocket =
new SynchronizedClientSocket(
toPlayer, (InetSocketAddress) msg.get("address"), this);
clientSocket.sendMessage();
}
}
} else {
pendingOwnActions.remove(messageID).timer.cancel();
message.put("confirm", false);
SynchronizedClientSocket clientSocket =
new SynchronizedClientSocket(message, serverAddress, this);
clientSocket.sendMessage();
}
} else {
message.put("confirm", false);
SynchronizedClientSocket clientSocket =
new SynchronizedClientSocket(message, serverAddress, this);
clientSocket.sendMessage();
}
return null;
}
/**
* @param message
* @return true if message is already a sync message, or false if the if it was not a sync message
* and it was propagated.
*/
private boolean syncBF(Message message) {
for (InetSocketAddress address : battlefields.keySet()) {
if (address.equals(new InetSocketAddress(url, port))) continue;
message.put("sync", (Boolean) true);
String s =
"[S"
+ port
+ "] SENDING SYNC MESSAGE\nBefore change: "
+ message.get("address")
+ "\nAfter Change: ";
message.put("address", new InetSocketAddress(url, port));
s += message.get("address");
// System.out.println(s);
// System.out.println("####################");
SynchronizedClientSocket clientSocket;
clientSocket = new SynchronizedClientSocket(message, address, this);
clientSocket.sendMessage();
// messageList.put(message, 0);
}
return false;
}
public Message onMessageReceived(Message msg) {
// System.out.println("MESSAGE RECEIVED:" + msg.get("request"));
// System.out.println("MESSAGE RECEIVED " + (MessageRequest)msg.get("request"));
if ((Boolean) msg.get("sync") != null && (Boolean) msg.get("sync") == true) {
// System.out.println("SYNC MESSAGE RECEIVED " + (MessageRequest)msg.get("request"));
processSyncMessage(msg);
} else {
MessageRequest request = (MessageRequest) msg.get("request");
Message reply = null;
String origin = (String) msg.get("origin");
Unit unit;
Integer[] tempClock;
Message replyMessage;
LogEntry entry;
switch (request) {
case disconnectedUnit:
Unit u;
synchronized (this) {
u = units.remove((InetSocketAddress) msg.get("unitAddress"));
if (u != null) map[u.getX()][u.getY()] = null;
}
tempClock = ((Integer[]) msg.get("vclock")).clone();
entry =
new LogEntry(
tempClock,
LogEntryType.DISCONNECTED_UNIT,
(InetSocketAddress) msg.get("serverAddress"));
logger.writeAsText(entry, true);
replyMessage = new Message();
replyMessage.put("request", MessageRequest.disconnectedUnitAck);
replyMessage.put("serverAddress", new InetSocketAddress(url, port));
SynchronizedClientSocket client =
new SynchronizedClientSocket(
replyMessage, (InetSocketAddress) msg.get("serverAddress"), this);
client.sendMessage();
break;
case disconnectedBF:
tempClock = ((Integer[]) msg.get("vclock")).clone();
entry =
new LogEntry(
tempClock,
LogEntryType.DISCONNECTED_BF,
(InetSocketAddress) msg.get("serverAddress"));
logger.writeAsText(entry, true);
replyMessage = new Message();
replyMessage.put("request", MessageRequest.disconnectedBFAck);
replyMessage.put("serverAddress", new InetSocketAddress(url, port));
SynchronizedClientSocket syncClient =
new SynchronizedClientSocket(
replyMessage, (InetSocketAddress) msg.get("serverAddress"), this);
syncClient.sendMessage();
break;
case spawnUnit:
case moveUnit:
case dealDamage:
case healDamage:
syncActionWithBattlefields(msg);
break;
case requestBFList:
{
reply = new Message();
reply.put("request", MessageRequest.replyBFList);
battlefields.put((InetSocketAddress) msg.get("bfAddress"), 0);
reply.put("bfList", battlefields);
return reply;
}
case replyBFList:
{
HashMap<InetSocketAddress, Integer> bfList =
(HashMap<InetSocketAddress, Integer>) msg.get("bfList");
for (InetSocketAddress address : bfList.keySet()) {
battlefields.put(address, 0);
}
for (InetSocketAddress address : battlefields.keySet()) {
SynchronizedClientSocket clientSocket;
Message message = new Message();
message.put("request", MessageRequest.addBF);
message.put("bfAddress", new InetSocketAddress(url, port));
clientSocket = new SynchronizedClientSocket(message, address, this);
clientSocket.sendMessage();
}
// System.out.println("BATTLEFIELDS:"+ bfList.toString());
// reply = new Message();
// HashSet bfList = (HashSet<InetSocketAddress>)msg.get("bfList");
// int y = (Integer)msg.get("y");
// reply.put("id", msg.get("id"));
return null;
}
case addBF:
{
battlefields.put((InetSocketAddress) msg.get("bfAddress"), 0);
// System.out.println("ADD BF:"+ battlefields.toString());
return null;
}
// break;
// case removeUnit:
// this.removeUnit((Integer)msg.get("x"), (Integer)msg.get("y"));
// if(syncBF(msg)) return null;
case SyncActionResponse:
processResponseMessage(msg);
break;
case SyncActionConfirm:
return processConfirmMessage(msg);
}
}
return null;
// serverSocket.sendMessage(reply, origin);
/*
try {
if (reply != null)
serverSocket.sendMessage(reply, origin);
}
/*catch(IDNotAssignedException idnae) {
// Could happen if the target already logged out
}*/
}