BAEL-1221: How Spring MVC Really Works (eugenp#2892)

forketyfork · Eugen · commit d97456ead894 · 2017-10-28T08:38:57.000-07:00
diff --git a/guest/spring-mvc/src/main/java/com/forketyfork/guest/springmvc/web/InternalsController.java b/guest/spring-mvc/src/main/java/com/forketyfork/guest/springmvc/web/InternalsController.java
@@ -4,6 +4,8 @@
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.ResponseBody;
 import org.springframework.web.servlet.ModelAndView;
 
 import java.util.Collections;
@@ -28,4 +30,10 @@ public ModelAndView login(LoginData loginData) {
         }
     }
 
+    @ResponseBody
+    @PostMapping("/message")
+    public MyOutputResource sendMessage(@RequestBody MyInputResource inputResource) {
+        return new MyOutputResource("Received: " + inputResource.getRequestMessage());
+    }
+
 }
diff --git a/guest/spring-mvc/src/main/java/com/forketyfork/guest/springmvc/web/MyInputResource.java b/guest/spring-mvc/src/main/java/com/forketyfork/guest/springmvc/web/MyInputResource.java
@@ -0,0 +1,14 @@
+package com.forketyfork.guest.springmvc.web;
+
+public class MyInputResource {
+
+    private String requestMessage;
+
+    public String getRequestMessage() {
+        return requestMessage;
+    }
+
+    public void setRequestMessage(String requestMessage) {
+        this.requestMessage = requestMessage;
+    }
+}
diff --git a/guest/spring-mvc/src/main/java/com/forketyfork/guest/springmvc/web/MyOutputResource.java b/guest/spring-mvc/src/main/java/com/forketyfork/guest/springmvc/web/MyOutputResource.java
@@ -0,0 +1,15 @@
+package com.forketyfork.guest.springmvc.web;
+
+public class MyOutputResource {
+
+    private String responseMessage;
+
+    public MyOutputResource(String responseMessage) {
+        this.responseMessage = responseMessage;
+    }
+
+    public String getResponseMessage() {
+        return responseMessage;
+    }
+
+}
diff --git a/guest/spring-mvc/src/main/java/com/forketyfork/guest/springmvc/web/RestfulWebServiceController.java b/guest/spring-mvc/src/main/java/com/forketyfork/guest/springmvc/web/RestfulWebServiceController.java
@@ -0,0 +1,14 @@
+package com.forketyfork.guest.springmvc.web;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class RestfulWebServiceController {
+
+    @GetMapping("/message")
+    public MyOutputResource getMessage() {
+        return new MyOutputResource("Hello!");
+    }
+
+}

Original file line number	Diff line number	Diff line change
`@@ -4,6 +4,8 @@`
`4`	`4`	`import org.springframework.stereotype.Controller;`
`5`	`5`	`import org.springframework.web.bind.annotation.GetMapping;`
`6`	`6`	`import org.springframework.web.bind.annotation.PostMapping;`
	`7`	`+import org.springframework.web.bind.annotation.RequestBody;`
	`8`	`+import org.springframework.web.bind.annotation.ResponseBody;`
`7`	`9`	`import org.springframework.web.servlet.ModelAndView;`
`8`	`10`
`9`	`11`	`import java.util.Collections;`
`@@ -28,4 +30,10 @@ public ModelAndView login(LoginData loginData) {`
`28`	`30`	`}`
`29`	`31`	`}`
`30`	`32`
	`33`	`+ @ResponseBody`
	`34`	`+ @PostMapping("/message")`
	`35`	`+ public MyOutputResource sendMessage(@RequestBody MyInputResource inputResource) {`
	`36`	`+ return new MyOutputResource("Received: " + inputResource.getRequestMessage());`
	`37`	`+ }`
	`38`	`+`
`31`	`39`	`}`