returns the result of interpretting the object as an instance of ` mapping container ' . this implementation returns null ; returning a non-null result will terminate the switch . concode_field_sep MModelURIMapPackage modelPackage concode_field_sep T doSwitch concode_elem_sep T doSwitch concode_elem_sep T doSwitch concode_elem_sep T caseURIMapping concode_elem_sep T defaultCase
T function ( MappingContainer arg0 ) { return null ; }