src/main/java/com/example/nto/controller/EmployeeController.java

@@ -37,13 +37,10 @@ public class EmployeeController {
         if (employeeService.isCodeValid(code)) {
             return HttpStatus.OK;
 
-        } else if (code == null) {
-            return
-                    HttpStatus.BAD_REQUEST;
-
+        } else if (!employeeService.isCodeValid(code)){
+            return HttpStatus.UNAUTHORIZED;
         } else {
-            return
-                    HttpStatus.UNAUTHORIZED;
+            return HttpStatus.BAD_REQUEST;
         }
     }
 

src/main/java/com/example/nto/entity/Place.java

@@ -1,9 +1,6 @@
 package com.example.nto.entity;
 
-import jakarta.persistence.Entity;
-import jakarta.persistence.GeneratedValue;
-import jakarta.persistence.GenerationType;
-import jakarta.persistence.Id;
+import jakarta.persistence.*;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
@@ -23,9 +20,11 @@ import lombok.NoArgsConstructor;
 public class Place {
 
     @Id
-    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @Column(name = "id")
     private long id;
 
+
+    @Column(name = "place_name")
     private String place;
 
     public Place(long id, String place){

src/main/java/com/example/nto/service/impl/EmployeeServiceImpl.java

@@ -39,4 +39,6 @@ public class EmployeeServiceImpl implements EmployeeService {
     public  boolean isCodeValid(String code){
         return employeeRepository.findByCode(code).isPresent();
     }
+
+
 }