@Test
public void testColumnIdentifierAt() {

    JXTableT table =  new JXTableT(new AncientSwingTeam());
    ComponentAdapter adapter = table.getComponentAdapter(0, 0);
    Object id = new Integer(50);
    table.getColumn(0).setIdentifier(id);
    assertEquals(table.getColumn(0).getIdentifier(), adapter.getColumnIdentifierAt(0));
    // this fails because the adapter returns a string representation of the identifier
      assertEquals(table.getColumn(0).getIdentifier(), adapter.getColumnIdentifier(0));
}