Limit connections to tomcat via mod_jk

Hi, We have Apache Httpd 2.4.4 in front of Tomcat 6.0.13 and are using mod_jk to talk between them. Apache Httpd is using prefork configured to allow 256 processes. Tomcat also has 256 threads available. When a user requests a page one call to the Tomcat is made followed by many requests to

HTTP 304 - IF_MODIFIED_SINCE

Hi, How do I get the IF_MODIFIED_SINCE header from the HttpServletRequest object? When I use the HttpServletRequest.getHeaderNames() method and iterate through the enumeration I get the following headers only. accept referer accept-language accept-encoding user-agent host connection cookie