Program on RedirectURL

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class UrlRedirect extends HttpServlet {

  public void doGet(HttpServletRequest request, HttpServletResponse response)
      throws ServletException, java.io.IOException {
        String contextPath= "http://www.vision.com";
    response.sendRedirect(response.encodeRedirectURL(contextPath + "/maps"));
  }
}