Check for dead clients while checking for available messages

Author: kfeuz

java/libraries/net/src/processing/net/Server.java

@@ -220,6 +220,16 @@ public Client available() {
  for (int i = 0; i < clientCount; i++) {
  int which = (index + i) % clientCount;
  Client client = clients[which];
+ //Check for valid client
+ if (!client.active()){
+ removeIndex(which); //Remove dead client
+ i--; //Don't skip the next client
+ //If the client has data make sure lastAvailable
+ //doesn't end up skipping the next client
+ which--;
+ //fall through to allow data from dead clients
+ //to be retreived.
+ }
  if (client.available() > 0) {
  lastAvailable = which;
  return client;