indicates whether the parameter is required . if the required parameter is not set , then the extension is not negotiated during the handshake . concode_field_sep WebSocketExtension _parent concode_elem_sep Class<T> _parameterType concode_elem_sep Map<String,WebSocketExtension> _extensions concode_elem_sep String _parameterName concode_elem_sep EnumSet<Metadata> _parameterMetadata concode_elem_sep Collection<Parameter<?>> _parameters concode_field_sep WebSocketExtension extension concode_elem_sep EnumSet<Metadata> metadata concode_elem_sep Parameter<T> createParameter concode_elem_sep Collection<Parameter<?>> getParameters concode_elem_sep Collection<Parameter<?>> getParameters concode_elem_sep String name concode_elem_sep String name concode_elem_sep boolean anonymous concode_elem_sep WebSocketExtension getWebSocketExtension concode_elem_sep Class<T> type concode_elem_sep boolean temporal concode_elem_sep Parameter<?> getParameter
boolean function ( ) { return _parameterMetadata . contains ( Metadata . REQUIRED ) ; }