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

Example 21 with DataObject

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

the class DataContextObjectTrackingIT method testInvalidateObjects_Vararg.

@Test
public void testInvalidateObjects_Vararg() {
    DataRow row = new DataRow(10);
    row.put("ARTIST_ID", new Integer(1));
    row.put("ARTIST_NAME", "ArtistXYZ");
    row.put("DATE_OF_BIRTH", new Date());
    DataObject obj = context.objectFromDataRow(Artist.class, row);
    ObjectId oid = obj.getObjectId();
    assertEquals(PersistenceState.COMMITTED, obj.getPersistenceState());
    assertSame(context, obj.getObjectContext());
    assertSame(obj, context.getGraphManager().getNode(oid));
    context.invalidateObjects(obj);
    assertEquals(PersistenceState.HOLLOW, obj.getPersistenceState());
    assertSame(context, obj.getObjectContext());
    assertSame(oid, obj.getObjectId());
    assertNull(context.getObjectStore().getCachedSnapshot(oid));
    assertNotNull(context.getGraphManager().getNode(oid));
}

Example 22 with DataObject

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

the class DataContextObjectTrackingIT method testUnregisterObject.

@Test
public void testUnregisterObject() {
    DataRow row = new DataRow(10);
    row.put("ARTIST_ID", new Integer(1));
    row.put("ARTIST_NAME", "ArtistXYZ");
    row.put("DATE_OF_BIRTH", new Date());
    DataObject obj = context.objectFromDataRow(Artist.class, row);
    ObjectId oid = obj.getObjectId();
    assertEquals(PersistenceState.COMMITTED, obj.getPersistenceState());
    assertSame(context, obj.getObjectContext());
    assertSame(obj, context.getGraphManager().getNode(oid));
    context.unregisterObjects(Collections.singletonList(obj));
    assertEquals(PersistenceState.TRANSIENT, obj.getPersistenceState());
    assertNull(obj.getObjectContext());
    assertEquals(oid, obj.getObjectId());
    assertNull(context.getGraphManager().getNode(oid));
    assertNull(context.getObjectStore().getCachedSnapshot(oid));
}

Example 23 with DataObject

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

the class DataContextDelegateSharedCacheIT method testBlockedShouldMergeChanges.

/**
 * Test case to prove that delegate method can block changes made by ObjectStore.
 *
 * @throws Exception
 */
@Test
public void testBlockedShouldMergeChanges() throws Exception {
    String oldName = artist.getArtistName();
    DataContextDelegate delegate = new MockDataContextDelegate() {

        @Override
        public boolean shouldMergeChanges(DataObject object, DataRow snapshotInStore) {
            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(oldName, altArtist.getArtistName());
    assertEquals(PersistenceState.COMMITTED, altArtist.getPersistenceState());
    // Update and save artist in peer context
    artist.setArtistName("version2");
    context.commitChanges();
    // assert that delegate was able to block the merge
    assertEquals(oldName, altArtist.getArtistName());
}

Example 24 with DataObject

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

the class SimpleIdIncrementalFaultListPrefetchIT method testPrefetch4.

/**
 * Test that a to-one relationship is initialized.
 */
@Test
public void testPrefetch4() throws Exception {
    createArtistsAndPaintingsDataSet();
    SelectQuery q = new SelectQuery(Painting.class);
    q.setPageSize(3);
    q.addPrefetch("toArtist");
    IncrementalFaultList<?> result = (IncrementalFaultList) context.performQuery(q);
    // get an objects from the second page
    final DataObject p1 = (DataObject) result.get(q.getPageSize());
    queryInterceptor.runWithQueriesBlocked(new UnitTestClosure() {

        public void execute() {
            Object toOnePrefetch = p1.readNestedProperty("toArtist");
            assertNotNull(toOnePrefetch);
            assertTrue("Expected DataObject, got: " + toOnePrefetch.getClass().getName(), toOnePrefetch instanceof DataObject);
            DataObject a1 = (DataObject) toOnePrefetch;
            assertEquals(PersistenceState.COMMITTED, a1.getPersistenceState());
        }
    });
}

Example 25 with DataObject

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

the class Expression_ParamsTest method testInParameter_AsValues.

@Test
public void testInParameter_AsValues() throws Exception {
    Expression inExp = ExpressionFactory.exp("k1 in ($ap, $bp)");
    String e1String = "k1 in (\"a\", \"b\")";
    Expression e1 = ExpressionFactory.exp(e1String);
    Map<String, Object> params = new HashMap<String, Object>();
    params.put("ap", "a");
    params.put("bp", "b");
    Expression transformed = inExp.params(params);
    TstTraversalHandler.compareExps(e1, transformed);
    assertEquals(e1String, transformed.toString());
    // just in case manually check params
    DataObject o1 = new CayenneDataObject();
    o1.writePropertyDirectly("k1", "a");
    assertTrue(transformed.match(o1));
    DataObject o2 = new CayenneDataObject();
    o2.writePropertyDirectly("k1", "x");
    assertFalse(transformed.match(o2));
}