[Feature] Entity Class 작성 close #18

src/main/java/kr/warmlink/common/entity/BaseEntity.java

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+package kr.warmlink.common.entity;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.EntityListeners;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.MappedSuperclass;
+import org.hibernate.annotations.SQLDelete;
+import org.hibernate.annotations.SQLRestriction;
+import org.springframework.data.annotation.CreatedDate;
+import org.springframework.data.annotation.LastModifiedDate;
+import org.springframework.data.jpa.domain.support.AuditingEntityListener;
+
+import java.time.LocalDateTime;
+
+@MappedSuperclass
+@EntityListeners(AuditingEntityListener.class)
+@SQLDelete(sql = "UPDATE #{entityName} SET deleted_at = NOW() WHERE id = ?")
+@SQLRestriction("deleted_at IS NULL")
+public class BaseEntity {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @CreatedDate
+    @Column(name = "created_at", nullable = false, updatable = false, columnDefinition = "TIMESTAMP")
+    private LocalDateTime createdAt;
+
+    @LastModifiedDate
+    @Column(name = "updated_at", nullable = false, columnDefinition = "TIMESTAMP")
+    private LocalDateTime updatedAt;
+
+    @Column(name = "deleted_at", columnDefinition = "TIMESTAMP")
+    private LocalDateTime deletedAt;
+
+    public void delete() {
+        this.deletedAt = LocalDateTime.now();
+    }
+
+    public boolean isDeleted() {
+        return deletedAt != null;
+    }
+
+    public void restore() {
+        this.deletedAt = null;
+    }
+
+    public Long getId() {
+        return this.id;
+    }
+}

src/main/java/kr/warmlink/domain/article/entity/Article.java

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+package kr.warmlink.domain.article.entity;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.ConstraintMode;
+import jakarta.persistence.Entity;
+import jakarta.persistence.ForeignKey;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.ManyToOne;
+import kr.warmlink.common.entity.BaseEntity;
+import kr.warmlink.domain.auth.entity.User;
+import lombok.AccessLevel;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Entity(name = "article")
+@Getter
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+public class Article extends BaseEntity {
+    @ManyToOne
+    @JoinColumn(name = "user_id", nullable = false, foreignKey = @ForeignKey(value = ConstraintMode.NO_CONSTRAINT))
+    private User user;
+
+    @Column(name = "title", nullable = false)
+    private String title;
+
+    @Column(name = "content", nullable = false, columnDefinition = "TEXT")
+    private String content;
+
+    @Builder
+    public Article(User user, String title, String content) {
+        this.user = user;
+        this.title = title;
+        this.content = content;
+    }
+
+    public void changeTitle(String title) {
+        this.title = title;
+    }
+
+    public void changeContent(String content) {
+        this.content = content;
+    }
+
+}

src/main/java/kr/warmlink/domain/auth/entity/User.java

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+package kr.warmlink.domain.auth.entity;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.OneToMany;
+import kr.warmlink.common.entity.BaseEntity;
+import kr.warmlink.domain.article.entity.Article;
+import lombok.AccessLevel;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import java.time.LocalDate;
+import java.util.List;
+
+@Entity(name = "user")
+@Getter
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+public class User extends BaseEntity {
+    @Column(name = "email", nullable = false, updatable = false, length = 50)
+    private String email;
+
+    @Column(name = "name", nullable = false, length = 8)
+    private String name;
+
+    @Column(name = "interest_field", nullable = false, length = 10)
+    private String interestField;
+
+    @Column(name = "birth", nullable = false)
+    private LocalDate birth;
+
+    @Column(name = "region", nullable = false, length = 10)
+    private String region;
+
+    @Column(name = "job", nullable = false, length = 10)
+    private String job;
+
+    @OneToMany(mappedBy = "user")
+    private List<Article> articles;
+
+    @Builder
+    public User(String email, String name, String interestField, LocalDate birth, String region, String job) {
+        this.email = email;
+        this.name = name;
+        this.interestField = interestField;
+        this.birth = birth;
+        this.region = region;
+        this.job = job;
+    }
+}