dernasherbrezon/maven-fingerprint-plugin — pull request #2 by mennomiddel (2014-09-02 13:20:28+00:00)
Title: Solving the Illegal group reference Exception issue with urls containing variables

If a url is excluded by excludeResource, it still runs through the matcher, while the dollar sign is not escaped. Using a jsp variables like ${url} would throw the Illegal group reference exception. By escaping it, the plugin runs perfectly even with the variables in the url when excluded