login : http session(spring)

login/src/main/java/hello/login/web/HomeController.java

@@ -9,6 +9,7 @@ import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.CookieValue;
 import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.SessionAttribute;
 
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpSession;
@@ -59,7 +60,7 @@ public class HomeController {
     }
 
     // http session 사용
-    @GetMapping("/")
+//    @GetMapping("/")
     public String homeLogin3(HttpServletRequest request, Model model) {
 
         // 세션 조회
@@ -77,4 +78,17 @@ public class HomeController {
         model.addAttribute("member", loginMember);
         return "loginHome";
     }
+
+    // spring
+    @GetMapping("/")
+    public String homeLogin3Spring(@SessionAttribute(name = SessionConst.LOGIN_MEMBER, required = false) Member loginMember,
+                                   Model model) {
+
+        if (loginMember == null) {
+            return "home";
+        }
+
+        model.addAttribute("member", loginMember);
+        return "loginHome";
+    }
 }

login/src/main/resources/application.properties

@@ -1,2 +1,4 @@
 #logging.level.org.apache.coyote.http11=debug
-spring.messages.basename=messages,errors
+spring.messages.basename=messages,errors
+
+server.servlet.session.tracking-modes=cookie