@Override
  public CompletableFuture<Void> removeServersFromRSGroup(Set<Address> servers) {
    return this.<Void> newMasterCaller()
      .action((controller, stub) -> this.<RemoveServersRequest, RemoveServersResponse, Void> call(
        controller, stub, RequestConverter.buildRemoveServersRequest(servers),
        (s, c, req, done) -> s.removeServers(c, req, done), resp -> null))
      .call();
  }
Set the table's replication switch if the table's replication switch is already not set.
@param tableName name of the table
@param enableRep is replication switch enable or disable
hbase-client/src/main/java/org/apache/hadoop/hbase/client/RawAsyncHBaseAdmin.java