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Код

import java.io.*;
import javax.microedition.io.*;
import javax.microedition.lcdui.*;
import javax.microedition.midlet.*;
import javax.microedition.media.*;
import java.util.*;


public class FirstExample extends MIDlet {

    private Display display;
    private _TimerTask task = null;
    private Timer timer = null;
    private HttpConnection httpc= null;
    private Random rnd = new Random();

    public FirstExample() {
       display = Display.getDisplay(this);
    }

    public void startApp() 
    {
        try
        {
            httpc = (HttpConnection)Connector.open("http://192.168.0.17/serg/test.php",Connector.READ_WRITE);
            httpc.setRequestMethod(HttpConnection.POST);
            httpc.setRequestProperty("user-agent", "Profile/MIDP-1.0 Configuration/CLDC-1.0");
            httpc.setRequestProperty("content-type", "application/x-www-form-urlencoded");            
            httpc.setRequestProperty("Cache-Control", "no-cache, must-revalidate");            
        }
        catch (IOException eoi){}
        task = new _TimerTask();
        timer = new Timer();
        timer.scheduleAtFixedRate(task,0,1000);
    }

    public void pauseApp() {
    
    }

    
    
    public void destroyApp(boolean unconditional) 
    {
        
    }
   

    
    void testConnection()
    {
        //HttpConnection connection = null;
        DataInputStream is = null;
        DataOutputStream dos = null;
        StringBuffer buffer = new StringBuffer();
        String request;
        int ch;
        TextBox box;

        try
        {
            //connection = (HttpConnection)Connector.open("http://192.168.0.17/serg/test.php");
            //is = connection.openInputStream();
            
            
            request = "request_str="+Integer.toString(rnd.nextInt());
            
            dos = httpc.openDataOutputStream();
            dos.write(request.getBytes());
            dos.flush();
            
            is = new DataInputStream(httpc.openDataInputStream()); 

            while ((ch = is.read()) != -1) buffer.append((char)ch);
            
            box = new TextBox("test",buffer.toString(),1024,0);
            display.setCurrent(box);
        }
        catch(IOException ioe) {}
        finally 
        {
            try
            {
            if (is!=null) {is.close();}
            if (dos!=null) {dos.close();}
            }
            catch(IOException ioe){};
        }

    }
    
    class _TimerTask extends TimerTask
    {
        public void run()
        {
            testConnection();
            
        }
    }

}