<dependency>

<groupId>net.sf.cssbox</groupId>

<artifactId>cssbox</artifactId>

<version>4.14</version>

</dependency>

public static void main(String[] args) throws Exception {

ImageRenderer render = new ImageRenderer();

render.setWindowSize(new Dimension(800, 1000), false);

System.out.println("kaishi");

String url = new File("G:/index.html").toURI().toString();

FileOutputStream out = new FileOutputStream(new File("G:"+ File.separator+"cssbox.png"));

Thread.sleep(10000);

render.renderURL(url, out, ImageRenderer.Type.PNG);

System.out.println("OK");

}