importPackage(java.awt);
importPackage(javax.swing);
 
var frame = new JFrame();
frame.setTitle("Hello, World");
frame.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
frame.setSize(640,480);

canvas = new Canvas();
 
frame.add(canvas);
frame.setVisible(true);

canvas.createBufferStrategy(2);
strategy = canvas.getBufferStrategy();
g2 = strategy.getDrawGraphics();
while(true)
{
    g2.drawString("Hello, Java 2D World!", 0, 16 );
    strategy.show();
    java.lang.Thread.sleep(200);
}

while(1) {java.lang.Thread.sleep(1000);}