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J2ME Hello World Example

                         

This is the simple hello world application. In this example we are creating a form name "Hello World" and creating a string message "Hello World!!!!!!!" as below: 

Form form = new Form("Hello World");     

String msg = "Hello World!!!!!!!";

In this application, To display the message we are using append method with the form as below:

 form.append(msg);

 

 

The Application is as follows:

 

HelloWorld.java

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

public class HelloWorld extends MIDlet{
  private Form form;
  private Display display;

  public HelloWorld(){
    super();
  }

  public void startApp(){
    form = new Form("Hello World");
    String msg = "Hello World!!!!!!!";
    form.append(msg);
    display = Display.getDisplay(this);
    display.setCurrent(form);
  }

  public void pauseApp(){}
  
  public void destroyApp(boolean unconditional){
    notifyDestroyed();
  }
}

 

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