Java Swing Screenshot

Programme.java

// to take Jpanel of any of your component screenshot 

void takeScreenshot() {
    BufferedImage img = new BufferedImage(yourComponent.getWidth(), yourComponent.getHeight(), BufferedImage.TYPE_INT_RGB);
    yourComponent.paint(img.getGraphics());
    File outputfile = new File("saved.png");
    ImageIO.write(img, "png", outputfile);
}