What are the reasons to have an apache webserver fronting Tomcat?

I have already distributed the static content, so I do not need Apache to do t开发者_运维问答hat, also URL rewriting is handled by a tomcat filter. is there any other reason to have Apache in front?

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Proxying and load-balancing?

Being a more mature, and native project, Apache httpd often gives better performance and stability than using Tomcat directly.