Returns the state of a feature.
Parameters: featureId - The feature identifier. true if the feature is supported throws: XMLConfigurationException - Thrown for configuration error.In general, components shouldonly throw this exception ifit is reallya critical error.
Returns the value of a property.
Parameters: propertyId - The property identifier. the value of the property throws: XMLConfigurationException - Thrown for configuration error.In general, components shouldonly throw this exception ifit is reallya critical error.