public Set < String > getUniqueHosts ( ) { Set < String > uniqueHosts = new HashSet < String > ( ) ; Collections . addAll ( uniqueHosts , config . getStringProperty ( CoreConfig . CASSANDRA_HOSTS ) . split ( "," ) ) ; return uniqueHosts ; }
Retrieves the set of unique Cassandra hosts from configuration file . If a single host appears multiple times in the configuration only one will be listed .