private boolean isPeerQuorumAddress(String cmd) {
    if (ConnectionRegistryFactory.tryParseAsConnectionURI(cmd) != null) {
      return true;
    }
    try {
      ZKConfig.validateClusterKey(cmd);
    } catch (IOException e) {
      // not a quorum address
      return false;
    }
    return true;
  }
Sets up the actual job.
@param conf The current configuration.
@param args The command line parameters.
@return The newly created job.
@throws java.io.IOException When setting up the job fails.
hbase-mapreduce/src/main/java/org/apache/hadoop/hbase/mapreduce/replication/VerifyReplication.java