觉得 eclipse 不好用的，了解一下快捷键，辅助快捷输入 类创建方式

1、常用快捷键，下面这些应该就够用了  （   Alt   +  /  提示输入）

Eclipse快捷键
    //Eclipse其它常用快捷键
    //1.ctrl + n :新建文件
    //2.ctr + shift + f:代码格式化
    //3.ctrl + shift + o :快速导包
    //4.ctrl + shift + / :多行注释
    //5.ctrl + shift +  :取消多行注释
    //6.ctrl + / ：单行注释
    //7.alt + 上、下键：代码移动
    //8.ctrl + 鼠标点击：查看源码
    //9.Fn + F3 看源码
    //10.ctrl + shift + t :查找类
    //11.ctrl + o: 找类的方法
    //12.ctrl + 1: 快速修复问题
    //13.ctrl + d: 删除代码
    //14.alt + shift + m:抽取方法
    //15.alt + shift + r:改名

2、一个类的生成

3、设置输入输入快捷键

4、设置输入模板

Eclipse Java EE IDE for Web Developers.   弹出  failed to download index

Version: Neon.3 Release (4.6.3)
Build id: 20170314-1500

(c) Copyright Eclipse contributors and others 2000, 2017. All rights reserved. Eclipse and the Eclipse logo are trademarks of the Eclipse Foundation, Inc., https://www.eclipse.org/. The Eclipse logo cannot be altered without Eclipse's permission. Eclipse logos are provided for use under the Eclipse logo and trademark guidelines, https://www.eclipse.org/logotm/. Oracle and Java are trademarks or registered trademarks of Oracle and/or its affiliates. Other names may be trademarks of their respective owners.

This product includes software developed by other open source projects including the Apache Software Foundation, https://www.apache.org/.

code recommenders cannot download its model repository index

把下面设置成  manual