/wro4j-core/src/main/java/ro/isdc/wro/manager/WroManager.java
this.cacheKeyFactory = null;
this.cacheKeyFactory = cacheKeyFactory;
notNull(authorizationManager); this.authorizationManager = authorizationManager; return this; } public Builder setCacheKeyFactory(final CacheKeyFactory cacheKeyFactory) { notNull(cacheKeyFactory); <extra_id_0> return this; } public Builder setMetaDataFactory(final MetaDataFactory metaDataFactory) { notNull(metaDataFactory); this.metaDataFactory = metaDataFactory; return this;