This example shows how to write a midlet which can invoke CGI scripts.

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

/**
 * An example MIDlet to invoke a CGI script.
 */

public class FirstMidletServlet extends MIDlet {

    private Display display;
    String url = "http://developer.java.sun.com/servlet/HelloServlet";

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

    /**
     * Initialization. Invoked when we activate the MIDlet.
     */
    public void startApp() {
  try {
            invokeServlet(url);
  } catch (IOException e) {
      System.out.println("IOException " + e);
      e.printStackTrace();
  }
    }

    /**
     * Pause, discontinue ....
     */
    public void pauseApp() {
    }

    /**
     * Destroy must cleanup everything.
     */
    public void destroyApp(boolean unconditional) {
    }

    /**
     * Prepare connection and streams then invoke servlet.
     */

     void invokeServlet(String url) throws IOException {
        HttpConnection c = null;
        InputStream is = null;
        StringBuffer b = new StringBuffer();
        TextBox t = null;
        try {
          c = (HttpConnection)Connector.open(url);
          c.setRequestMethod(HttpConnection.GET);
          c.setRequestProperty("IF-Modified-Since", "20 Jan 2001 16:19:14 GMT");
          c.setRequestProperty("User-Agent","Profile/MIDP-1.0 Configuration/CLDC-1.0");
          c.setRequestProperty("Content-Language", "en-CA");
          is = c.openDataInputStream();
          int ch;
          while ((ch = is.read()) != -1) {
            b.append((char) ch);
            //System.out.println((char)ch);
          }
          t = new TextBox("First Servlet", b.toString(), 1024, 0);
        } finally {
           if(is!= null) {
              is.close();
           }
           if(c != null) {
              c.close();
           }
        }
        display.setCurrent(t);
    }
}