/wro4j-core/src/main/java/ro/isdc/wro/http/handler/factory/SimpleRequestHandlerFactory.java
notNull( handler) ;this.handlers.add( handler) ;
this.handlers.add ( handler ) ;
notNull(handlers); this.handlers = handlers; return this; } public final SimpleRequestHandlerFactory addHandler(final RequestHandler handler) { notNull(handler); <extra_id_0> return this; } }