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+<code java>
+package chatMulticast;
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.DatagramPacket;
+import java.net.DatagramSocket;
+import java.net.InetAddress;
+import java.net.SocketException;
+public class CopyOut extends Thread {
+	InetAddress chatAddress = null;
+	int chatPort = 0;
+	public CopyOut(InetAddress chat, int port) {
+		chatAddress = chat;
+		chatPort = port;
+	}
+	public void run() {
+		DatagramSocket ds = null;
+		try {
+			ds = new DatagramSocket();
+		} catch (SocketException e) {
+			e.printStackTrace();
+		}
+		BufferedReader in
+		   = new BufferedReader(new InputStreamReader(System.in));
+		String line = null;
+		try {
+			line = in.readLine();
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+		do {
+			DatagramPacket dp = new DatagramPacket(line.getBytes(),0, line.getBytes().length);
+			dp.setAddress(chatAddress);
+			dp.setPort(chatPort);
+			try {
+				ds.send(dp);
+			} catch (IOException e) {
+				e.printStackTrace();
+			}
+			try {
+				line = in.readLine();
+			} catch (IOException e) {
+				e.printStackTrace();
+			}
+		} while(line != null);
+	}
+}
+</code>