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java code to download an image from server to client
import java.awt.Image;
import java.io.BufferedInputStream;
import java.io.ByteArrayOutputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;


import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import javax.imageio.ImageIO;


public class DownloadingImages{
    public DownloadingImages() {}

public void download(String name) throws MalformedURLException, IOException{

Image image = null;
try {
    //URL url = new URL("file:///E:/myproject/build/web/images/Webcam.jpg");

 String  spath="http://localhost:5051/marketpoint/images/";

 String cpath="C:\";


 spath = spath + name ;
 cpath = cpath + name ;
 System.out.println("FULL path::: "+spath);


 URL url = new URL(spath);


 InputStream in = new BufferedInputStream(url.openStream());
ByteArrayOutputStream out = new ByteArrayOutputStream();
byte[] buf = new byte[1024];
int n = 0;
while (-1!=(n=in.read(buf)))
{
   out.write(buf, 0, n);
}
out.close();
in.close();
byte[] response = out.toByteArray();
 FileOutputStream fos = new FileOutputStream(cpath);
    fos.write(response);
    fos.close();
} catch (IOException e) {


}
}
}


Here
name = name of image thta client wants to download.