private PrincipalPrivilegeSet get_partition_privilege_set(
      String catName, final String dbName, final String tableName, final String partName,
      final String userName, final List<String> groupNames)
      throws TException {
    incrementCounter("get_partition_privilege_set");

    PrincipalPrivilegeSet ret;
    try {
      ret = getMS().getPartitionPrivilegeSet(catName, dbName, tableName, partName,
          userName, groupNames);
    } catch (Exception e) {
      throw handleException(e).throwIfInstance(MetaException.class).defaultRuntimeException();
    }
    return ret;
  }
Creates an instance of property manager based on the (declared) namespace.
@param ns the namespace
@return the manager instance
@throws TException
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/HMSHandler.java