Display Image on Panel after transfered via Socket :: Java

import java.awt.Color;
import java.awt.Graphics;
import java.awt.image.BufferedImage;
import java.io.BufferedInputStream;
import java.io.IOException;
import java.net.Socket;
import javax.imageio.ImageIO;
import javax.swing.JFrame;
import javax.swing.JPanel;

/**
 *
 * @author ipopp
 */
public class imageClientPanel {
    public static BufferedImage image;
    public static JPanel panel;
    public static void main (String[] args) {
        JFrame frame = new JFrame("test");
        frame.setSize(800,600);
        frame.add(panel = new JPanel() {
            @Override
            public void paintComponent(Graphics graphics) {
                super.paintComponents(graphics);
                if(image != null) {
                    graphics.drawImage(image, 0, 0, this);
                } else {
                    graphics.setColor(Color.black);
                    graphics.fillRect(0,0,800,600);
                }
            }
        });
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setVisible(true);
        
        try {
            Socket socket = new Socket("127.0.0.1",9090);
            BufferedInputStream ins = new BufferedInputStream(socket.getInputStream());
            
            int bytesRead =0;
            byte[] buffer = new byte[128];
            
            while(true) {
                BufferedImage tmpImage = ImageIO.read(ins);
                if (tmpImage != null)
                {
                    image = tmpImage;
                    panel.repaint();
                }
            }
            
        } catch (IOException el) {
        }
    }
}