public static Set<String> findPasswordConfigurations() {
      return Stream.of(AmbariServerConfigurationKey.values()).filter(k -> PASSWORD == k.getConfigurationPropertyType()).map(f -> f.propertyName).collect(Collectors.toSet());
  }
Constants representing supported LDAP related property names
ambari-server/src/main/java/org/apache/ambari/server/configuration/AmbariServerConfigurationKey.java