Tomcat 支援的Java版本對照__Java

最近在安裝Tomcat的時候，未關注到其與java版本有關聯性，荒廢寶貴時間。。。。

最新最全的Tomcat 支援的Java版本對照，即相容性一覽表：

Servlet Spec	JSP Spec	EL Spec	WebSocket Spec	Apache Tomcat version Tomcat版本	Actual release revision 目前的版本的修訂	Support Java Versions 支援的java版本
4.0	TBD (2.4?)	TBD (3.1?)	TBD (1.2?)	9.0.x	None	8 and later
3.1	2.3	3.0	1.1	8.0.x	8.0.15	7 and later（需要版本7及其更進階）
3.0	2.2	2.2	1.1	7.0.x	7.0.57	6 and later (WebSocket 1.1 requires 7 or later)
2.5	2.1	2.1	N/A	6.0.x	6.0.43	5 and later
2.4	2.0	N/A	N/A	5.5.x (archived)	5.5.36 (archived)	1.4 and later
2.3	1.2	N/A	N/A	4.1.x (archived)	4.1.40 (archived)	1.3 and later
2.2	1.1	N/A	N/A	3.3.x (archived)	3.3.2 (archived)	1.1 and later