/usr/lib/eclipse/plugins/org.apache.el_7.0.26.jar is in eclipse-platform 3.8.1-5.1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/eclipse/plugins/../../../share/java/tomcat-jasper-el.jar
/usr/lib/eclipse/plugins/../../../share/java/tomcat-jasper-el.jar