Java transparent splash screen

Sample

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TRANSPARENT IMAGE THAT WILL BE USE IN SOURCE CODE (batman.png)

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Note : Make sure batman.png locate at same location with java file below.You can use other location, but for this simple tutorial, we will use same location.

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COMPLETE SOURCE CODE FOR : TransparentSplashScreen.java
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import javax.swing.JWindow;
import javax.swing.ImageIcon;
import javax.swing.JOptionPane;

import java.awt.Graphics;
import java.awt.Image;
import java.awt.Toolkit;


public class TransparentSplashScreen extends JWindow
{
//Get transparent image that will be use as splash screen image.
Image bi=Toolkit.getDefaultToolkit().getImage("batman.png");

ImageIcon ii=new ImageIcon(bi);

public TransparentSplashScreen()
{
try
{
setSize(ii.getIconWidth(),ii.getIconHeight());
setLocationRelativeTo(null);
show();
Thread.sleep(10000);
dispose();
JOptionPane.showMessageDialog(null,"This program will exit !!!","<>",JOptionPane.INFORMATION_MESSAGE);
}
catch(Exception exception)
{
exception.printStackTrace();
}
}

//Paint transparent image onto JWindow
public void paint(Graphics g)
{
g.drawImage(bi,0,0,this);
}

public static void main(String[]args)
{
TransparentSplashScreen tss=new TransparentSplashScreen();
}
}

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JUST COMPILE AND EXECUTE IT
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