returns the result of interpretting the object as an instance of ` person ' . this implementation returns null ; returning a non-null result will terminate the switch . concode_field_sep AbstractreferencePackage modelPackage concode_field_sep Object caseUSOfficeAddress concode_elem_sep Object doSwitch concode_elem_sep Object doSwitch concode_elem_sep Object doSwitch concode_elem_sep Object caseCity concode_elem_sep Object caseUSCity concode_elem_sep Object caseAddress concode_elem_sep Object caseUSAddress concode_elem_sep Object defaultCase
Object function ( Person arg0 ) { return null ; }