question: gets a value indicating whether this represents a group of addresses rather than a single address . concode_field_sep Address address concode_elem_sep String displayName concode_elem_sep List<NamedAddress> groupAddresses concode_elem_sep boolean isGroup concode_field_sep String getName concode_elem_sep List<NamedAddress> getGroupAddresses concode_elem_sep String getDisplayName concode_elem_sep Address getAddress concode_elem_sep String toString
target: boolean function ( ) { return this . isGroup ; }