Clip Bord content display through java

import java.awt.Toolkit;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.StringSelection;
import java.awt.datatransfer.Transferable;

public class ClipBoard
{
public static void main(String args[])
{
     Transferable t = Toolkit.getDefaultToolkit().getSystemClipboard().getContents(null);

        try {
            if (t != null && t.isDataFlavorSupported(DataFlavor.stringFlavor)) {
                String text = (String)t.getTransferData(DataFlavor.stringFlavor);
            System.out.println("Current ClipBoard data is:\n"+text);
            text="I changed clipboard text";
                StringSelection ss = new StringSelection(text);
                Toolkit.getDefaultToolkit().getSystemClipboard().setContents(ss, null);
                System.out.println("Changed ClipBoard data is:\n"+text);
            }
        }
        catch(Exception e)
        {
          
        }
}
}