/wro4j-core/src/main/java/ro/isdc/wro/http/WroFilter.java
if ( ( wroConfigurationFactory) == null) {   wroConfigurationFactory = newWroConfigurationFactory( filterConfig) ; }
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} public void destroy() { unregisterMBean(); if (wroManagerFactory != null) { wroManagerFactory.destroy(); } <extra_id_0> wroConfiguration.destroy(); } Context.destroy(); } }