private synchronized void ensureNonPatternSetsReady ( ) { if ( ! areNonPatternSetsReady ) { includePatterns = fillNonPatternSet ( includeNonPatterns , includes ) ; excludePatterns = fillNonPatternSet ( excludeNonPatterns , excludes ) ; areNonPatternSetsReady = true ; } }
Ensure that the in|exclude &quot ; patterns&quot ; have been properly divided up .