docs: private static String[] getCLDBLocations(String authority) throws IOException {
  
  		// Determine the MapR home
  		String maprHome = System.getenv(MAPR_HOME_ENV);
  		if (maprHome == null) {
  			maprHome = DEFAULT_MAPR_HOME;
  		}
  
  		final File maprClusterConf = new File(maprHome, MAPR_CLUSTER_CONF_FILE);
  
  		if (LOG.isDebugEnabled()) {
  			LOG.debug(String.format(
  					"Trying to retrieve MapR cluster configuration from %s",
  					maprClusterConf));
  		}
  
  		if (!maprClusterConf.exists()) {
  			throw new IOException("Could not find CLDB configuration '" + maprClusterConf.getAbsolutePath() +
  					"', assuming MapR home is '" + maprHome + "'.");
  		}
  
  		// Read the cluster configuration file, format is specified at
  		// http://doc.mapr.com/display/MapR/mapr-clusters.conf
  
  		try (BufferedReader br = new BufferedReader(new FileReader(maprClusterConf))) {
  
  			String line;
  			while ((line = br.readLine()) != null) {
  
  				// Normalize the string
  				line = line.trim();
  				line = line.replace('\t', ' ');
  
  				final String[] fields = line.split(" ");
  				if (fields.length < 1) {
  					continue;
  				}
  
  				final String clusterName = fields[0];
  
  				if (!clusterName.equals(authority)) {
  					continue;
  				}
  
  				final List<String> cldbLocations = new ArrayList<>();
  
  				for (int i = 1; i < fields.length; ++i) {
  
  					// Make sure this is not a key-value pair MapR recently
  					// introduced in the file format along with their security
  					// features.
  					if (!fields[i].isEmpty() && !fields[i].contains("=")) {
  						cldbLocations.add(fields[i]);
  					}
  				}
  
  				if (cldbLocations.isEmpty()) {
  					throw new IOException(
  							String.format(
  									"%s contains entry for cluster %s but no CLDB locations.",
  									maprClusterConf, authority));
  				}
  
  				return cldbLocations.toArray(new String[cldbLocations.size()]);
  			}
  
  		}
  
  		throw new IOException(String.format(
  				"Unable to find CLDB locations for cluster %s", authority));
  	}