Demo

1）eclipse --- jdk --- tomcat对应版本

Eclipse 4.8 (Photon)--------Java8--------Tomcat9.0
Eclipse 4.7 (Oxygen)--------Java8--------Tomcat9.0
Eclipse 4.6 (Neon)-----------Java8--------Tomcat9.0
Eclipse 4.5 (Mars)-----------Java7---------Tomcat8.0
Eclipse 4.4 (Luna)-----------Java7--------Tomcat8.0
Eclipse 4.3 (Kepler)---------Java6--------Tomcat7.0

2）Tomcat

摘录：https://www.cnblogs.com/ysocean/p/6893446.html

3）简单搭建环境

摘录：https://blog.csdn.net/mgsky1/article/details/51992871

4）