BAEL-3821: Add new section in "Spring redirect and forward" article (#10502)

spring-web-modules/spring-resttemplate-2/src/main/java/com/baeldung/sampleapp/web/controller/redirect/RedirectController.java

@@ -64,5 +64,11 @@ public class RedirectController {
     public ModelAndView redirectedPostToPost() {
         return new ModelAndView("redirection");
     }
-
+    
+    @RequestMapping(value="/forwardWithParams", method = RequestMethod.GET)
+    public ModelAndView forwardWithParams(HttpServletRequest request) {
+        request.setAttribute("param1", "one");
+        request.setAttribute("param2", "two");
+        return new ModelAndView("forward:/forwardedWithParams");
+    }
 }

spring-web-modules/spring-resttemplate-2/src/main/java/com/baeldung/sampleapp/web/controller/redirect/RedirectParamController.java

@@ -0,0 +1,25 @@
+package com.baeldung.sampleapp.web.controller.redirect;
+
+import javax.servlet.http.HttpServletRequest;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.servlet.mvc.support.RedirectAttributes;
+import org.springframework.web.servlet.view.RedirectView;
+
+@Controller
+@RequestMapping("/")
+public class RedirectParamController {
+
+    @RequestMapping(value = "/forwardedWithParams", method = RequestMethod.GET)
+    public RedirectView forwardedWithParams(final RedirectAttributes redirectAttributes, HttpServletRequest request) {
+
+        redirectAttributes.addAttribute("param1", request.getAttribute("param1"));
+        redirectAttributes.addAttribute("param2", request.getAttribute("param2"));
+
+        redirectAttributes.addAttribute("attribute", "forwardedWithParams");
+        return new RedirectView("redirectedUrl");
+
+    }
+}