SpringBoot2로 Rest api 만들기(8) – SpringSecurity를 이용한 인증 및 권한부여

src/main/java/com/rest/api/entity/User.java

@@ -1,7 +1,10 @@
 package com.rest.api.entity;
 
 import com.fasterxml.jackson.annotation.JsonProperty;
-import lombok.*;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
 import org.springframework.security.core.GrantedAuthority;
 import org.springframework.security.core.authority.SimpleGrantedAuthority;
 import org.springframework.security.core.userdetails.UserDetails;
@@ -12,17 +15,16 @@ import java.util.Collection;
 import java.util.List;
 import java.util.stream.Collectors;
 
-@Entity
-@Setter
-@Getter
-@Builder
-@NoArgsConstructor
-@AllArgsConstructor
-@Table(name = "user")
+@Builder // builder를 사용할수 있게 합니다.
+@Entity // jpa entity임을 알립니다.
+@Getter // user 필드값의 getter를 자동으로 생성합니다.
+@NoArgsConstructor // 인자없는 생성자를 자동으로 생성합니다.
+@AllArgsConstructor // 인자를 모두 갖춘 생성자를 자동으로 생성합니다.
+@Table(name = "user") // 'user' 테이블과 매핑됨을 명시
 public class User implements UserDetails {
     @Id // pk
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    private int msrl;
+    private long msrl;
     @Column(nullable = false, unique = true, length = 30)
     private String uid;
     @JsonProperty(access = JsonProperty.Access.WRITE_ONLY)
@@ -40,26 +42,31 @@ public class User implements UserDetails {
         return this.roles.stream().map(SimpleGrantedAuthority::new).collect(Collectors.toList());
     }
 
+    @JsonProperty(access = JsonProperty.Access.WRITE_ONLY)
     @Override
-    public java.lang.String getUsername() {
+    public String getUsername() {
         return this.uid;
     }
 
+    @JsonProperty(access = JsonProperty.Access.WRITE_ONLY)
     @Override
     public boolean isAccountNonExpired() {
         return true;
     }
 
+    @JsonProperty(access = JsonProperty.Access.WRITE_ONLY)
     @Override
     public boolean isAccountNonLocked() {
         return true;
     }
 
+    @JsonProperty(access = JsonProperty.Access.WRITE_ONLY)
     @Override
     public boolean isCredentialsNonExpired() {
         return true;
     }
 
+    @JsonProperty(access = JsonProperty.Access.WRITE_ONLY)
     @Override
     public boolean isEnabled() {
         return true;