public static boolean isHideNoSelectionOption ( UIComponent component ) { // check hideNoSelectionOption for literal value (String) or ValueExpression (Boolean) Object hideNoSelectionOptionAttr = component . getAttributes ( ) . get ( JSFAttr . HIDE_NO_SELECTION_OPTION_ATTR ) ; return ( ( hideNoSelectionOptionAttr instanceof String && "true" . equalsIgnoreCase ( ( String ) hideNoSelectionOptionAttr ) ) || ( hideNoSelectionOptionAttr instanceof Boolean && ( ( Boolean ) hideNoSelectionOptionAttr ) ) ) ; }
Returns the value of the hideNoSelectionOption attribute of the given UIComponent