protected void makeUnique(Channel channel, int num, String mcast_address) throws Exception {
ProtocolStack stack = channel.getProtocolStack();
Protocol transport = stack.getTransport();
if (transport instanceof UDP) {
short mcast_port = ResourceManager.getNextMulticastPort(InetAddress.getByName(bind_addr));
((UDP) transport).setMulticastPort(mcast_port);
if (mcast_address != null) {
((UDP) transport).setMulticastAddress(InetAddress.getByName(mcast_address));
} else {
String mcast_addr = ResourceManager.getNextMulticastAddress();
((UDP) transport).setMulticastAddress(InetAddress.getByName(mcast_addr));
}
} else if (transport instanceof BasicTCP) {
List<Integer> ports =
ResourceManager.getNextTcpPorts(InetAddress.getByName(bind_addr), num);
((TP) transport).setBindPort(ports.get(0));
// ((TP) transport).setPortRange(num);
Protocol ping = stack.findProtocol(TCPPING.class);
if (ping == null)
throw new IllegalStateException(
"TCP stack must consist of TCP:TCPPING - other config are not supported");
List<String> initial_hosts =
ports
.stream()
.map(port -> String.format("%s[%d]", bind_addr, port))
.collect(Collectors.toList());
String tmp = Util.printListWithDelimiter(initial_hosts, ",", 2000, false);
List<PhysicalAddress> init_hosts = Util.parseCommaDelimitedHosts(tmp, 0);
((TCPPING) ping).setInitialHosts(init_hosts);
} else {
throw new IllegalStateException("Only UDP and TCP are supported as transport protocols");
}
}
private static String print(List<Message> list) {
List<String> tmp = new ArrayList<String>(list.size());
for (Message msg : list) tmp.add((String) msg.getObject());
return Util.printListWithDelimiter(tmp, " ");
}