/wro4j-core/src/main/java/ro/isdc/wro/manager/factory/BaseWroManagerFactory.java
if ( ( authorizationManager) != null) {   managerBuilder.setAuthorizationManager( authorizationManager) ; }
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if (cacheKeyFactory == null) { cacheKeyFactory = newCacheKeyFactory(); } if (metaDataFactory == null) { metaDataFactory = newMetaDataFactory(); } <extra_id_0> managerBuilder.setGroupExtractor(groupExtractor); } if (cacheStrategy != null) { managerBuilder.setCacheStrategy(cacheStrategy); } if (hashStrategy != null) {