Juego de Truco Open Source - Se necesitan Programadores, etc.

import java.awt.image.BufferedImage;
import java.io.IOException;
import java.util.HashMap;
import javax.imageio.ImageIO;

/**
 * Cargador de Imagenes
 * @author Esteban Bett (eabett@yahoo.com.ar)
 * @since 1.5
 * 24/07/2009
 */
public class ImageLoader {

    private static ImageLoader instance;

    private HashMap<String,BufferedImage> imageMap = new HashMap<String,BufferedImage>(41);

    private ImageLoader(){
    }

    public synchronized static ImageLoader getInstance(){
        if(instance==null){
            instance = new ImageLoader();            
        }
        return instance;
    }

    /**
     * Gets a image
     * @param name Image file name
     */
    public BufferedImage getImage(String name){
        if(imageMap.isEmpty()) {
            try{ loadImages(); }
            catch(IOException ex){
                return null;
            }
        }
        return imageMap.get(name);
    }

    /**
     * Load all images
     */
    public void loadImages()throws IOException{
        String imgName = "";
        int n =0;
        for(int i = 1; i<=10; i++){
            n = (i>=8)? i+2: i;
            imgName = "/images/"+n+"copa.jpg";
            imageMap.put(imgName, ImageIO.read(ImageLoader.class.getResourceAsStream(imgName)));
            imgName = "/images/"+n+"oro.jpg";
            imageMap.put(imgName, ImageIO.read(ImageLoader.class.getResourceAsStream(imgName)));
            imgName = "/images/"+n+"espada.jpg";
            imageMap.put(imgName, ImageIO.read(ImageLoader.class.getResourceAsStream(imgName)));
            imgName = "/images/"+n+"basto.jpg";
            imageMap.put(imgName, ImageIO.read(ImageLoader.class.getResourceAsStream(imgName)));
        }
        imageMap.put("fondo.jpg", ImageIO.read(ImageLoader.class.getResourceAsStream("/images/fondo.jpg")));
    }
}