package com.example;

import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;

import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.EditText;

public class UDPActivity extends Activity {
	String ip = "0";
    /** Called when the activity is first created. */
    public void onCreate(Bundle icicle) {
        setContentView(R.layout.main);     
        super.onCreate(icicle);	
    }  	
        public void senden(View v){   
        	 
        try {
        	EditText address = (EditText) this.findViewById(R.id.IP);  
        	ip = address.getText().toString();
        	int Port = 12301;
        	InetAddress serverAddr = InetAddress.getByName(ip);
			DatagramSocket socket = new DatagramSocket();
			byte[] buf = ("K=15 ").getBytes();
			DatagramPacket packet = new DatagramPacket(buf, buf.length,	serverAddr, Port);
			socket.send(packet);
		} catch (Exception e) {
			Log.e("UDP", "C: Error", e);
		}
	}......................