springboot_validation : bean validation - http message converter

springboot_validation/src/main/java/hello/itemservice/web/validation/ValidationItemApiController.java

@@ -0,0 +1,30 @@
+package hello.itemservice.web.validation;
+
+import hello.itemservice.web.validation.form.ItemSaveForm;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.validation.BindingResult;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@Slf4j
+@RestController
+@RequestMapping("/validation/api/items")
+public class ValidationItemApiController {
+
+    @PostMapping("/add")
+    public Object addItem(@RequestBody @Validated ItemSaveForm form, BindingResult bindingResult) {
+
+        log.info("API 컨트롤러 호출");
+
+        if(bindingResult.hasErrors()) {
+            log.info("검증 오류 발생 errors={}", bindingResult);
+            return bindingResult.getAllErrors();
+        }
+
+        log.info("성공 로직 실행행");
+        return form;
+   }
+}