public void setServices(Map<String, KerberosServiceDescriptor> services) {
    this.services = (services == null)
        ? null
        : new TreeMap<>(services);
  }
Set the KerberosServiceDescriptors in this KerberosDescriptor

@param services a Map of String to KerberosServiceDescriptor
ambari-server/src/main/java/org/apache/ambari/server/state/kerberos/KerberosDescriptor.java