import java.io.IOException; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; @WebServlet(urlPatterns = { "/TomcatTest" }) public class TomcatTest extends HttpServlet { private static final long serialVersionUID = 1L; protected void doGet(HttpServletRequest request, HttpServletResponse response) { try { response.getWriter().println(request.getParameter("tomcat")); } catch (IOException e) { // Error } } }