File->Settings->Editor->File and Code Templates->Class
/**
* @Description: TODO
* @author: scott
* @date: ${YEAR}年${MONTH}月${DAY}日 ${TIME}
*/
File->Settings->Editor->Live Templates->Class
/**
* @Description: TODO
* @author: scott
* @date: $DATE$ $TIME$
*/
2. 方法注释 【快捷键：/** 回车】
*
* @Description: TODO
* @author: scott
* @date: $DATE$ $TIME$
$PARAMS$
* @Return: $RETURN$
*/
注：PARAMSPARAMS是故意无星号开头，template的Abbreviation是*，template的第一行也是*，这样输入/**回车就能输出注释
PARAMSPARAMS设置
groovyScript("if(\"${_1}\".length() == 2) {return ‘‘;} else {def result=‘‘; def params=\"${_1}\".replaceAll(‘[\\\\[|\\\\]|\\\\s]‘, ‘‘).split(‘,‘).toList();for(i = 0; i < params.size(); i++) {if(i==0){result+=‘* @param ‘ + params[i] + ‘: ‘}else{result+=‘\\n‘ + ‘* @param ‘ + params[i] + ‘: ‘}}; return result;}", methodParameters());
原文：https://www.cnblogs.com/lxl57610/p/14602340.html