protected List<PingData> read(InputStream in) {
List<PingData> retval = null;
try {
while (true) {
try {
String name_str = Util.readToken(in);
String uuid_str = Util.readToken(in);
String addr_str = Util.readToken(in);
String coord_str = Util.readToken(in);
if (name_str == null || uuid_str == null || addr_str == null || coord_str == null) break;
UUID uuid = null;
try {
long tmp = Long.valueOf(uuid_str);
uuid = new UUID(0, tmp);
} catch (Throwable t) {
uuid = UUID.fromString(uuid_str);
}
PhysicalAddress phys_addr = new IpAddress(addr_str);
boolean is_coordinator = coord_str.trim().equals("T") || coord_str.trim().equals("t");
if (retval == null) retval = new ArrayList<>();
retval.add(new PingData(uuid, true, name_str, phys_addr).coord(is_coordinator));
} catch (Throwable t) {
log.error(Util.getMessage("FailedReadingLineOfInputStream"), t);
}
}
return retval;
} finally {
Util.close(in);
}
}
/**
* Main function
*
* @param args
*/
public static void main(String[] args) {
JWhiteBoard whiteBoard = null;
String props = null;
boolean no_channel = false;
boolean jmx = true;
boolean use_state = false;
String group_name = null;
long state_timeout = 5000;
boolean use_unicasts = false;
String name = null;
boolean send_own_state_on_merge = true;
AddressGenerator generator = null;
// Get startup parameters for JWhiteBoard
for (int i = 0; i < args.length; i++) {
// Show help
if ("-help".equals(args[i])) {
help();
return;
}
// Properties for Channel
if ("-props".equals(args[i])) {
props = args[++i];
continue;
}
// If existed, use no channel
if ("-no_channel".equals(args[i])) {
no_channel = true;
continue;
}
// Use Java Management Extensions or not
if ("-jmx".equals(args[i])) {
jmx = Boolean.parseBoolean(args[++i]);
continue;
}
// If existed, set name for the Group
if ("-clustername".equals(args[i])) {
group_name = args[++i];
continue;
}
// If existed, save Group's state
if ("-state".equals(args[i])) {
use_state = true;
continue;
}
// If existed, set timeout for state
if ("-timeout".equals(args[i])) {
state_timeout = Long.parseLong(args[++i]);
continue;
}
if ("-bind_addr".equals(args[i])) {
System.setProperty("jgroups.bind_addr", args[++i]);
continue;
}
if ("-use_unicasts".equals(args[i])) {
use_unicasts = true;
continue;
}
if ("-name".equals(args[i])) {
name = args[++i];
continue;
}
if ("-send_own_state_on_merge".equals(args[i])) {
send_own_state_on_merge = Boolean.getBoolean(args[++i]);
continue;
}
if ("-uuid".equals(args[i])) {
generator = new OneTimeAddressGenerator(Long.valueOf(args[++i]));
continue;
}
help();
return;
}
try {
whiteBoard =
new JWhiteBoard(
props,
no_channel,
jmx,
use_state,
state_timeout,
use_unicasts,
name,
send_own_state_on_merge,
generator);
if (group_name == null) whiteBoard.setGroupName(group_name);
whiteBoard.go();
} catch (Throwable e) {
e.printStackTrace(System.err);
System.exit(0);
}
}