Software Architecture in Java: Design & Development/

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Develop the Data Access Tier

Develop the Data Access Tier

The data access tier is the second step in the process of developing a service.

We'll cover the following...

Next, we will look at the data access tier. We will start with the test case for the get all records formula.

Find all records operation

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@RunWith( SpringJUnit4ClassRunner.class )
@ContextConfiguration( locations = { "classpath:context.xml" } )
@TransactionConfiguration( defaultRollback = true )
@Transactional
public class PersonDaoImplTest {
	@Autowired
	private PersonDao dao ;
	@Test
	public void testGetAll() {
		Assert.assertEquals(0L, dao.getAll().size());
	}
}

Note how to write the imitating data access operation for the test directly above. The Hibernate 4 Session.createQuery method is used with SQL to retrieve all records ...