how to recieve POST to localhost from J2ME

[williamroma]

hi for all (SORRY FOR MY BAD ENGLISH) i am really thank you all because you always help me today i am working in sending something from mobile using J2ME to localhost i put the defalutUrl="http://localhost" is this right? and how to the bytes (that i sent) to localhost , i read that the class "HttpServlet" and its functions is important to me is this right? the most important thing is how to receive to localhost and should i make a php page to receive the bytes i sent? this is the code

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import javax.microedition.io.Connector;
import javax.microedition.io.HttpConnection;
import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.Displayable;
import javax.microedition.midlet.MIDlet;
import javax.microedition.midlet.MIDletStateChangeException;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Form;
import javax.microedition.lcdui.StringItem;
import javax.microedition.lcdui.TextField;

/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/

/**
*
* @author William
*/
public class midle extends MIDlet implements CommandListener {

private static String defalutUrl="http://localhost";
//GUI to input string form the user
private Display myDisplay=null;
private Form mainScreen;
private TextField requestField;

//GUI for displaying header information
private Form resultScreen;
private StringItem resultField;

//the "SEND" button used in the mainScreen
Command sendCommand = new Command("SEND", Command.OK, 1);

//the "BACK" button used in the resultScreen
Command backCommand = new Command("BACK", Command.OK, 1);

public midle() {
    myDisplay=Display.getDisplay(this);
    mainScreen=new Form("Type in a string:");
    requestField=new TextField(null, "TOTTI ", 100, TextField.ANY);
    mainScreen.append(requestField);
    mainScreen.addCommand(sendCommand);
    mainScreen.setCommandListener(this);
}

public void commandAction(Command c, Displayable d) {
    if(c==sendCommand){
        //retrieving the String that user had entered
        String requestString= requestField.getString();
        //sending a POST request to the web server
        String resultString= sendPostRequest(requestString);
        //displaying the

[lakshr]

it is not working. i am getting below error. Kindly provide code in zip for both sending and receiving SMS in java Midlet. Thanks in advance