import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.net.URL;
public class Util{
public static void download(URL url,File to) throws IOException{
BufferedInputStream in = new BufferedInputStream(url.openStream());
BufferedOutputStream out = new BufferedOutputStream( new FileOutputStream(to) );
int bit = -1;
while( (bit=in.read())!=-1 ){
out.write( bit );
}
in.close();
out.close();
}
}