The superclass "javax.servlet.http.HttpServlet" was not found on the Java Build Path的解决方法
The superclass "javax.servlet.http.HttpServlet" was not found on the Java Build Path对于初学者一不小心就会出现这样的问题，在这里给大家一个解决方法。
1.右击web工程
--->Build Path
--->Configure Build Path
--->java Build Path
--->Libraries
--->Add Library
--->Server RunTime
--->Apache Tomcat v8.0
--->Finish
如果你在这里没有看见Apache tomcat v8.0
2.
--->点击Windows
--->perferences
--->server
--->runtime Environments
--->add
--->Apache tomcat v8.0
--->finish
OK 你的问题解决了！！！