Java Graphics - 如何在Windows上的默认图像查看器中打开图像

public class Main {
  public static void main(String[] args) throws Exception {
    String fileName = "c:\\temp\\test.bmp";
    String[] commands = { "cmd.exe", "/c", "start", "\"DummyTitle\"",
        "\"" + fileName + "\"" };
    Process p = Runtime.getRuntime().exec(commands);
    p.waitFor();
    System.out.println("Done.");
  }
}