Getter had an argument (which was ignored).

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1592170 13f79535-47bb-0310-9956-ffa450edef68
Provide access to internal state counters.

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1592171 13f79535-47bb-0310-9956-ffa450edef68