Binary package “tomcat6-extras” in ubuntu trusty

Servlet and JSP engine -- additional components

 Apache Tomcat implements the Java Servlet and the JavaServer Pages (JSP)
 specifications from Sun Microsystems, and provides a "pure Java" HTTP web
 server environment for Java code to run.
 .
 This package contains additional ("extra") component libraries.
 (Currently only catalina-jmx-remote.jar.)