String hostname;
if (args.length > 0) {
hostname = args[0];
}
else {
hostname = "time.nist.gov";
}
try {
Socket theSocket = new Socket(hostname, 13);
InputStream timeStream = theSocket.getInputStream();
StringBuffer time = new StringBuffer();
int c;
while ((c = timeStream.read()) != -1) time.append((char) c);
String timeString = time.toString().trim();
System.out.println("It is " + timeString + " at " + hostname);
} // end try
catch (UnknownHostException ex) {
System.err.println(ex);
}
catch (IOException ex) {
System.err.println(ex);
}
