BoardImage ( @ManyToOne 적용 ) > SPRING_DATA_JPA

package web.domain;

import jakarta.persistence.Entity;

import jakarta.persistence.Id;

import jakarta.persistence.ManyToOne;

import lombok.*;

@Entity

@Getter

@ToString(exclude = "board") //Board 클래스와 연관 관계

@Builder

@AllArgsConstructor

@NoArgsConstructor

public class BoardImage implements Comparable<BoardImage> {

@Id

private String uuid;

private String fileName;

private int ord;

@ManyToOne

private Board board;

@Override

public int compareTo(BoardImage other) {

return this.ord - other.ord;

}

public void changeBoard(Board board) { //Board 엔티티 삭제 시 BoardImage 객체의 참조도 변경 사용

this.board = board;

}

}