public static Configuration of(Pair<Map<String, Map<String, String>>, Map<String, Map<String, Map<String, String>>>> propertiesAndAttributes) {
    return new Configuration(propertiesAndAttributes.getLeft(), propertiesAndAttributes.getRight());
  }
Create a new {@code Configuration} based on a pair of maps.
(This is just a convenience method to be able to avoid local variables in a few places.)
ambari-server/src/main/java/org/apache/ambari/server/topology/Configuration.java