原因：没有安装java ee等插件
Help—>Install New software—->work with中选择All Available Sites—-> Web, XML, Java EE and OSGi Enterprise Development——>下拉框中勾选 Eclipse Java EE Developer Tools即可
转载于:https://www.cnblogs.com/jj1106/p/11600948.html
eclipse上点击open Perspective找不到java EE的解决办法
Tags: java