[BAEL-18367] Moving articles from rest-spring-** pt 4

spring-rest-http/src/main/java/com/baeldung/web/controller/status/ExampleController.java

@@ -0,0 +1,24 @@
+package com.baeldung.web.controller.status;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+@Controller
+public class ExampleController {
+
+    @RequestMapping(value = "/controller", method = RequestMethod.GET)
+    @ResponseBody
+    public ResponseEntity sendViaResponseEntity() {
+        return new ResponseEntity(HttpStatus.NOT_ACCEPTABLE);
+    }
+
+    @RequestMapping(value = "/exception", method = RequestMethod.GET)
+    @ResponseBody
+    public ResponseEntity sendViaException() {
+        throw new ForbiddenException();
+    }
+}

spring-rest-http/src/main/java/com/baeldung/web/controller/status/ForbiddenException.java

@@ -0,0 +1,10 @@
+package com.baeldung.web.controller.status;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+@ResponseStatus(value = HttpStatus.FORBIDDEN, reason = "To show an example of a custom message")
+public class ForbiddenException extends RuntimeException {
+    private static final long serialVersionUID = 6826605655586311552L;
+
+}