Examples with DataObject org.apache.cayenne.DataObject used on opensource projects

Example 11 with DataObject

use of org.apache.cayenne.DataObject in project cayenne by apache.

the class DataContextExtrasIT method testIdObjectFromDataRow.

@Test
public void testIdObjectFromDataRow() {
    DataRow row = new DataRow(10);
    row.put("ARTIST_ID", 100000);
    DataObject obj = context.objectFromDataRow(Artist.class, row);
    assertNotNull(obj);
    assertTrue(context.getGraphManager().registeredNodes().contains(obj));
    assertEquals(PersistenceState.HOLLOW, obj.getPersistenceState());
    assertNull(context.getObjectStore().getCachedSnapshot(obj.getObjectId()));
}

Example 12 with DataObject

use of org.apache.cayenne.DataObject in project cayenne by apache.

the class DataContextPrefetchExtrasIT method testPrefetch10.

/**
 * Tests to-one prefetching over relationships with compound keys.
 */
@Test
public void testPrefetch10() throws Exception {
    createCompoundDataSet();
    Expression e = ExpressionFactory.matchExp("name", "CFK2");
    SelectQuery q = new SelectQuery(CompoundFkTestEntity.class, e);
    q.addPrefetch("toCompoundPk");
    List<?> objects = context.performQuery(q);
    assertEquals(1, objects.size());
    BaseDataObject fk1 = (BaseDataObject) objects.get(0);
    Object toOnePrefetch = fk1.readNestedProperty("toCompoundPk");
    assertNotNull(toOnePrefetch);
    assertTrue("Expected DataObject, got: " + toOnePrefetch.getClass().getName(), toOnePrefetch instanceof DataObject);
    DataObject pk1 = (DataObject) toOnePrefetch;
    assertEquals(PersistenceState.COMMITTED, pk1.getPersistenceState());
    assertEquals("CPK2", pk1.readPropertyDirectly("name"));
}

Example 13 with DataObject

use of org.apache.cayenne.DataObject in project cayenne by apache.

the class DataContextDelegateSharedCacheIT method testShouldProcessDeleteOnExternalChange.

/**
 * Test case to prove that delegate method is invoked on external change of object in
 * the store.
 *
 * @throws Exception
 */
@Test
public void testShouldProcessDeleteOnExternalChange() throws Exception {
    final boolean[] methodInvoked = new boolean[1];
    DataContextDelegate delegate = new MockDataContextDelegate() {

        @Override
        public boolean shouldProcessDelete(DataObject object) {
            methodInvoked[0] = true;
            return true;
        }
    };
    context1.setDelegate(delegate);
    // make sure we have a fully resolved copy of an artist object
    // in the second context
    Artist altArtist = context1.localObject(artist);
    assertNotNull(altArtist);
    assertFalse(altArtist == artist);
    assertEquals(artist.getArtistName(), altArtist.getArtistName());
    assertEquals(PersistenceState.COMMITTED, altArtist.getPersistenceState());
    // Update and save artist in peer context
    context.deleteObjects(artist);
    context.commitChanges();
    // assert that delegate was consulted when an object store
    // was refreshed
    ParallelTestContainer helper = new ParallelTestContainer() {

        @Override
        protected void assertResult() throws Exception {
            assertTrue("Delegate was not consulted", methodInvoked[0]);
        }
    };
    helper.runTest(3000);
}

Example 14 with DataObject

use of org.apache.cayenne.DataObject in project cayenne by apache.

the class DataContextDelegateSharedCacheIT method testBlockShouldProcessDeleteOnExternalChange.

/**
 * Test case to prove that delegate method is invoked on external change of object in
 * the store, and is able to block further object processing.
 *
 * @throws Exception
 */
@Test
public void testBlockShouldProcessDeleteOnExternalChange() throws Exception {
    final boolean[] methodInvoked = new boolean[1];
    DataContextDelegate delegate = new MockDataContextDelegate() {

        @Override
        public boolean shouldProcessDelete(DataObject object) {
            methodInvoked[0] = true;
            return false;
        }
    };
    context1.setDelegate(delegate);
    // make sure we have a fully resolved copy of an artist object
    // in the second context
    Artist altArtist = context1.localObject(artist);
    assertNotNull(altArtist);
    assertFalse(altArtist == artist);
    assertEquals(artist.getArtistName(), altArtist.getArtistName());
    assertEquals(PersistenceState.COMMITTED, altArtist.getPersistenceState());
    // Update and save artist in peer context
    context.deleteObjects(artist);
    context.commitChanges();
    // assert that delegate was consulted when an object store
    // was refreshed, and actually blocked object expulsion
    ParallelTestContainer helper = new ParallelTestContainer() {

        @Override
        protected void assertResult() throws Exception {
            assertTrue("Delegate was not consulted", methodInvoked[0]);
        }
    };
    helper.runTest(3000);
    assertEquals(PersistenceState.COMMITTED, altArtist.getPersistenceState());
    assertNotNull(altArtist.getObjectContext());
}

Example 15 with DataObject

use of org.apache.cayenne.DataObject in project cayenne by apache.

the class DataContextDelegateSharedCacheIT method testShouldMergeChanges.

/**
 * Test case to prove that delegate method is invoked on external change of object in
 * the store.
 */
@Test
public void testShouldMergeChanges() throws Exception {
    final boolean[] methodInvoked = new boolean[1];
    DataContextDelegate delegate = new MockDataContextDelegate() {

        @Override
        public boolean shouldMergeChanges(DataObject object, DataRow snapshotInStore) {
            methodInvoked[0] = true;
            return true;
        }
    };
    // make sure we have a fully resolved copy of an artist object
    // in the second context
    Artist altArtist = context1.localObject(artist);
    assertNotNull(altArtist);
    assertNotSame(altArtist, artist);
    assertEquals(artist.getArtistName(), altArtist.getArtistName());
    assertEquals(PersistenceState.COMMITTED, altArtist.getPersistenceState());
    context1.setDelegate(delegate);
    // Update and save artist in peer context
    artist.setArtistName("version2");
    context.commitChanges();
    // assert that delegate was consulted when an object store
    // was refreshed
    ParallelTestContainer helper = new ParallelTestContainer() {

        @Override
        protected void assertResult() throws Exception {
            assertTrue("Delegate was not consulted", methodInvoked[0]);
        }
    };
    helper.runTest(3000);
}