Implementing POJOs with EJB 3 - POJOs in Action: Developing Enterprise Applications with Lightweight Frameworks - page 384

transaction.rollback();

I Closes
the EntityManager

if (em != null)
em.close();
}

}

public void test() throws Throwable {

bbb doWithTransaction(new TxnCallback() {

bbb public void execute() throws Exception {

J Creates and persists
PendingOrder

bbb PendingOrder po = new PendingOrder();
bbb em.persist(po);

bbb poId = po.getId();
bbb }
bbb });

doWithTransaction(new TxnCallback() {

public void execute() throws Exception {

RestaurantRepository rr = new EJB3RestaurantRepository(em);
Class<PendingOrder> type = PendingOrder.class;
PendingOrder po = em.find(type, poId);
assertEquals(
PlaceOrderStatusCodes.OK,
po.updateDeliveryInfo(
rr,
RestaurantTestData
.getADDRESS1(),
RestaurantTestData
bbbbbbbbbbbbbbbbbb bb .makeGoodDeliveryTime(),
bbbbbbbbbb false));

1)

Updates PendingOrder's
delivery info

.... }
.. })
.. }

}