spring mvc : @RequestParam

spring-mvc/springmvc/src/main/java/com/example/springmvc/basic/request/RequestParamController.java

@@ -1,15 +1,18 @@
 package com.example.springmvc.basic.request;
 
 import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.ResponseBody;
 
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import java.io.IOException;
+import java.util.Map;
 
 @Slf4j
-@RestController
+@Controller
 public class RequestParamController {
 
     @RequestMapping("/request-param-v1")
@@ -20,4 +23,56 @@ public class RequestParamController {
 
         response.getWriter().write("ok");
     }
+
+    @ResponseBody
+    @RequestMapping("/request-param-v2")
+    public String requestParamV2(
+            @RequestParam("username") String memberName,
+            @RequestParam("age") int memberAge) {
+
+        log.info("username={}, age={}", memberName, memberAge);
+        return "ok";
+    }
+
+    @ResponseBody
+    @RequestMapping("/request-param-v3")
+    public String requestParamV3(
+            @RequestParam String username,
+            @RequestParam int age) {
+
+        log.info("username={}, age={}", username, age);
+        return "ok";
+    }
+
+    @ResponseBody
+    @RequestMapping("/request-param-v4")
+    public String requestParamV4(String username, int age) {
+        log.info("username={}, age={}", username, age);
+        return "ok";
+    }
+
+    @ResponseBody
+    @RequestMapping("/request-param-required")
+    public String requestParamRequired(
+            @RequestParam(required = true) String username,
+            @RequestParam(required = false) Integer age) {
+        log.info("username={}, age={}", username, age);
+        return "ok";
+    }
+
+    @ResponseBody
+    @RequestMapping("/request-param-default")
+    public String requestParamDefault(
+            @RequestParam(defaultValue = "guest") String username,
+            @RequestParam(defaultValue = "-1") int age) {
+        log.info("username={}, age={}", username, age);
+        return "ok";
+    }
+
+    @ResponseBody
+    @RequestMapping("/request-param-map")
+    public String requestParamMap(@RequestParam Map<String, Object> paramMap) {
+        log.info("username={}, age={}", paramMap.get("username"), paramMap.get("age"));
+        return "ok";
+    }
 }