public static List<List<String>> getTabletDistribution(AdminShowReplicaDistributionStmt stmt) throws DdlException {
        return getTabletDistribution(stmt.getDbName(), stmt.getTblName(), stmt.getPartitionNames());
    }
@Test
    public void testGetTabletDistribution()
            throws IllegalAccessException, IllegalArgumentException, InvocationTargetException {
        Object[] args = new Object[] {CatalogMocker.TEST_DB_NAME, CatalogMocker.TEST_TBL_NAME, null};
        List<List<String>> result = (List<List<String>>) getTabletDistributionMethod.invoke(null, args);
        Assert.assertEquals(3, result.size());
        System.out.println(result);
    }