import java.io.*;
import java.awt.*;
import java.awt.image.*;
import javax.imageio.ImageIO;

public class GenerateImageType {
  static public void main(String args[]) throws Exception {
      int width = 200, height = 180;
      BufferedImage bufferedImage = new BufferedImage(width, height,
               BufferedImage.TYPE_INT_ARGB);
      Graphics2D g2d = bufferedImage.createGraphics();
   
    Font font = new Font("Arial", Font.BOLD, 24);
      g2d.setFont(font);
      String text = "Welcome!";
      FontMetrics fontMetrics = g2d.getFontMetrics();
      int stringWidth = fontMetrics.stringWidth(text);
      int stringHeight = fontMetrics.getAscent();
      g2d.setPaint(Color.black);
      g2d.drawString(text, (width - stringWidth) / 2, height / 2 +
              stringHeight / 4);
     
    ImageIO.write(bufferedImage, "gif", new File("C:\\image.GIF"));
      ImageIO.write(bufferedImage, "JPEG", new File("C:\\image.JPG"));
      ImageIO.write(bufferedImage, "PNG", new File("C:\\image.PNG"));
      ImageIO.write(bufferedImage, "BMP", new File("C:\\image.BMP"));
      ImageIO.write(bufferedImage, "TIF", new File("C:\\image.TIF"));
   }
}