BitCompositePk bitCompositePk = new BitCompositePk();
bitCompositePk.setPk1("false value");
bitCompositePk.setPk2(Boolean.FALSE);
bitCompositePk.setPayload("false payload");
bitCompositePk.save();
bitCompositePk = new BitCompositePk();
bitCompositePk.setPk1("true value");
bitCompositePk.setPk2(Boolean.TRUE);
bitCompositePk.setPayload("true payload");