returns the result of interpreting the object as an instance of ` named element ' . this implementation returns null ; returning a non-null result will terminate the switch . concode_field_sep ExperimentalPackage modelPackage concode_field_sep T caseConfigurationEntity concode_elem_sep T casePackageUse concode_elem_sep T doSwitch concode_elem_sep T doSwitch concode_elem_sep T doSwitch concode_elem_sep T caseConfigurationSetting concode_elem_sep T defaultCase
T function ( NamedElement arg0 ) { return null ; }