第一步、File -> Settings
第二步、Editor -> File and Code Templates -> Includes -> File Header
提供三个模板供大家使用
模板一：
/**
* @Author ${USER}
* @create ${DATE} ${TIME}
*/
模板二：
/**
* Created by ${USER} on ${DATE}.
*/
模板三：
/**
* Created by IntelliJ IDEA.
* User: ${USER}
* Date: ${DATE}
*/