this.rootClassLoader.addClassLoader( getClass().getClassLoader() );
        this.dateFormats = null;//(DateFormats) this.environment.get( EnvironmentName.DATE_FORMATS );
        if ( this.dateFormats == null ) {
            this.dateFormats = new DateFormatsImpl();
            //this.environment.set( EnvironmentName.DATE_FORMATS , this.dateFormats );
        }
        // FIXME, we need to get drools to support "default" namespace.
        //this.defaultNamespace = pkg.getName();