its-op-server/src/main/java/com/its/op/model/entity/database/BaseEntity.java

package com.its.op.model.entity.database;

import lombok.Getter;

import javax.persistence.Column;
import javax.persistence.MappedSuperclass;
import javax.persistence.PrePersist;
import javax.persistence.PreUpdate;
import java.time.LocalDateTime;

@Getter
@MappedSuperclass
public class BaseEntity {

    @Column(updatable = false)
    private LocalDateTime createTime;
    private LocalDateTime updateTime;

    @PrePersist
    public void beforeInsert() {
        LocalDateTime now = LocalDateTime.now();
        this.createTime = now;
        this.updateTime = now;
    }

    @PreUpdate
    public void beforeUpdate() {
        this.updateTime = LocalDateTime.now();
    }
}