How to set Expires HTTP header on a single JS file in Apache Tomcat?

Question

I have a js file which is cached between 5-10 minutes, depending on whether I\'m using tomcat from the eclipse (via GWT plugin) or starting tomcat as standalone

Answer 1

There is a Filter available in tomcat 7

ExpiresFilter
org.apache.catalina.filters.ExpiresFilter

ExpiresByType image
access plus 10 days



ExpiresFilter
/*
REQUEST

You can find more details here

https://tomcat.apache.org/tomcat-7.0-doc/api/org/apache/catalina/filters/ExpiresFilter.html