import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
public class Util{
public static void copyInputstreamToFile (InputStream in, OutputStream out) {
try {
byte[] buf = new byte[1024];
int len;
while ((len = in.read(buf)) > 0) {
out.write(buf, 0, len);
}
in.close();
out.close();
} catch (IOException ex) {
}
}
}