/wro4j-core/src/main/java/ro/isdc/wro/manager/factory/BaseWroManagerFactory.java
if ( modelFactory == null ) { modelFactory = newModelFactory ( ) ; }
private MetaDataFactory metaDataFactory; private ResourceWatcher resourceWatcher; private final DestroyableLazyInitializer<WroManager> managerInitializer = new DestroyableLazyInitializer<WroManager>() { @Override protected WroManager initialize() { final WroManager.Builder managerBuilder = new WroManager.Builder(); <extra_id_0> if (groupExtractor == null) { groupExtractor = newGroupExtractor(); } if (cacheStrategy == null) { cacheStrategy = newCacheStrategy(); }