img = (Image) psrv.createDataObject(img,null);
img = (Image) iPojos.createDataObject(img,null);
    public void testNowLetsTryToSaveSomething() throws Exception    {        imgData = simpleImageData();        img = (Image) reverse.map(imgData);                img = (Image) psrv.createDataObject(img,null);        assertNotNull("We should get something back",img);        assertNotNull("Should have an id",img.getId());                Image img2 = (Image) q.getById(Image.class,img.getId().longValue());        assertNotNull("And we should be able to find it again.",img2);            }