question: protected void addXML11Component ( XMLComponent component ) { if ( fXML11Components . contains ( component ) ) { return ; } fXML11Components . add ( component ) ; addRecognizedParamsAndSetDefaults ( component ) ; }
target:  Adds an XML 1.1 component to the parser configuration. This method will also add all of the component's recognized features and properties to the list of default recognized features and properties.