List < ServiceNode > function ( ) { return Collections . unmodifiableList ( nodes ) ; }
a getter returns an unmodifiable map of service nodes . concode_field_sep String dstBvsName concode_elem_sep List<ServiceNode> nodes concode_elem_sep String name concode_elem_sep String description concode_elem_sep String srcBvsName concode_elem_sep String tenant concode_field_sep String getName concode_elem_sep boolean addNode concode_elem_sep String getDestinationBvs concode_elem_sep String toString concode_elem_sep String getTenant concode_elem_sep String getDescription concode_elem_sep boolean removeNode concode_elem_sep String getSourceBvs