import java.awt.*;
import java.awt.datatransfer.*;

public class clipboard
{
    public static void main(String[] argv) 
    {
        useClipboard w = new useClipboard();
    }

}

class useClipboard extends Frame implements ClipboardOwner 
{
    useClipboard() 
    {
        Clipboard clipboard = getToolkit().getSystemClipboard();
        StringSelection contents = new StringSelection("Hello from Java!");
        clipboard.setContents(contents, this);
        System.exit(0);
    }

    public void lostOwnership(Clipboard clipboard, Transferable contents) 
    {
        System.out.println("Clipboard contents replaced");
    }
}
