spring-graphql-demo/dgs-graphql/src/main/kotlin/com/cubetiqs/graphql/demo/domain/user/UserEntityListener.kt

package com.cubetiqs.graphql.demo.domain.user

import java.util.*
import javax.persistence.PrePersist
import javax.persistence.PreUpdate

class UserEntityListener {
    @PrePersist
    fun beforeSave(user: User) {
        user.id = null
        user.code = UUID.randomUUID().toString()

        if (user.createdDate == null) {
            user.createdDate = Date()
        }
    }

    @PreUpdate
    fun beforeUpdate(user: User) {
        user.updatedDate = Date()
    }
}