In addition to timestamping your domain class, you can tap into four event hooks: beforeInsert, befortUpdate, beforeDelete, and onLoad.

除了给域类添加时间戳，还可以引入4 个事件挂钩：beforeInsert、befortUpdate、beforeDelete和onload。

youdao

First, this will be your opportunity to tap the collective wisdom of the class as you prepare your project.

首先，这是你在准备专题时汲取班上集体智慧的机会。

youdao

Tom is a noisy boy and always talked in class. oneday, the teacher said to him: If you speak again, I will tap you!

汤姆是一个淘气的男孩，总是上课说话。一天老师对他说，如果你再说话，我就把你的嘴粘起来。

youdao

Tom is a noisy boy and always talked in class. oneday, the teacher said to him: If you speak again, I will tap you!

汤姆是一个淘气的男孩，总是上课说话。一天老师对他说，如果你再说话，我就把你的嘴粘起来。

youdao