JAVA-10004 --fixing path issues

javax-servlets/src/main/java/com/baeldung/servlets/FormServlet.java

@@ -1,6 +1,7 @@
 package com.baeldung.servlets;
 
 import javax.servlet.RequestDispatcher;
+import javax.servlet.ServletException;
 import javax.servlet.annotation.WebServlet;
 import javax.servlet.http.HttpServlet;
 import javax.servlet.http.HttpServletRequest;
@@ -11,30 +12,25 @@ import java.io.IOException;
 public class FormServlet extends HttpServlet {
 
     @Override
-    protected void doPost(HttpServletRequest request, HttpServletResponse response)
-      throws IOException {
+    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException {
 
         String height = request.getParameter("height");
         String weight = request.getParameter("weight");
-
         try {
             double bmi = calculateBMI(Double.parseDouble(weight), Double.parseDouble(height));
-
             request.setAttribute("bmi", bmi);
             response.setHeader("Test", "Success");
             response.setHeader("BMI", String.valueOf(bmi));
-
-            RequestDispatcher dispatcher = request.getRequestDispatcher("/WEB-INF/jsp/index.jsp");
-            dispatcher.forward(request, response);
+            request.getRequestDispatcher("/WEB-INF/jsp/index.jsp").forward(request, response);
         } catch (Exception e) {
-            response.sendRedirect("index.jsp");
+            request.getRequestDispatcher("/WEB-INF/jsp/index.jsp").forward(request, response);
         }
     }
 
     @Override
-    protected void doGet(HttpServletRequest request, HttpServletResponse response) {
-
-        // do something else here
+    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+        RequestDispatcher dispatcher = request.getRequestDispatcher("/WEB-INF/jsp/index.jsp");
+        dispatcher.forward(request, response);
     }
 
     private Double calculateBMI(Double weight, Double height) {