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TimeServer.javaAPI DocExample1384Sun Nov 04 15:21:32 GMT 2001ora.ch6

TimeServer

public class TimeServer extends Object

Fields Summary
Constructors Summary
Methods Summary
public static voidmain(java.lang.String[] args)

                
        try {
            Calendar cal = Calendar.getInstance();
            DatagramConnection receiver = 
                    (DatagramConnection)Connector.open("datagram://:13");
            byte[] buffer = new byte[256];
            Datagram dgram = receiver.newDatagram(buffer, buffer.length);
            for (;;) {
                dgram.setLength(buffer.length);
                
                // Wait for somebody to call...
                receiver.receive(dgram);
                
                // Get the time and store it in the buffer
                cal.setTime(new Date());
                String time = cal.toString();
                byte[] dataBytes = time.getBytes();
                System.arraycopy(dataBytes, 0, buffer, 0, dataBytes.length);
                
                // Send back the reply
                dgram.setLength(dataBytes.length);
                receiver.send(dgram);
            }
        } catch (IOException ex) {
            System.out.println("IOException: " + ex);
        }