@Override
  public void revokePrivileges(List<HivePrincipal> hivePrincipals,
      List<HivePrivilege> hivePrivileges, HivePrivilegeObject hivePrivObject,
      HivePrincipal grantorPrincipal, boolean grantOption) throws HiveAuthzPluginException, HiveAccessControlException {
    accessController.revokePrivileges(hivePrincipals, hivePrivileges, hivePrivObject,
        grantorPrincipal, grantOption);
  }
Convenience implementation of HiveAuthorizer.
You can customize the behavior by passing different implementations of
{@link HiveAccessController} and {@link HiveAuthorizationValidator} to constructor.
ql/src/java/org/apache/hadoop/hive/ql/security/authorization/plugin/HiveAuthorizerImpl.java