Convert JPG image to BMP using java

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

public class ConvertJPGToBMP
{
 public static void main(String a[]){
  try{ 

       System.out.println("Enter image name\n");
       BufferedReader bf=new BufferedReader(new InputStreamReader(System.in));
       String imageName=bf.readLine();
       File input = new File(imageName);
       BufferedImage image = ImageIO.read(input);
       System.out.println("Enter the output image name(.bmp):\n");
       String imageName1=bf.readLine(); 
       File output = new File(imageName1);
       ImageIO.write(image, "bmp", output);
       System.out.println("Your image has been converted successfully");

}catch(FileNotFoundException e){
      System.out.println("Error:"+e.getMessage());
}catch(IOException e){
      System.out.println("Error:"+e.getMessage());
    }catch(Exception e){
    System.out.println(e.getMessage());
  }

  }
}