feat: BindingResultUtils

Author: kmw10693

src/main/java/kuit/server/util/BindingResultUtils.java

@@ -0,0 +1,14 @@
+package kuit.server.util;
+
+import org.springframework.validation.BindingResult;
+
+public class BindingResultUtils {
+
+    public static String getErrorMessages(BindingResult bindingResult) {
+        StringBuilder errorMessages = new StringBuilder();
+        bindingResult.getAllErrors()
+                .forEach(error -> errorMessages.append(error.getDefaultMessage()).append(". "));
+        return errorMessages.toString();
+    }
+
+}