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

Example 6 with Fault

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

the class DataContextIT method testCurrentSnapshotWithToOneFault.

/**
 * Testing snapshot with to-one fault. This was a bug CAY-96.
 */
@Test
public void testCurrentSnapshotWithToOneFault() throws Exception {
    createGalleriesAndExhibitsDataSet();
    // Exhibit with Gallery as Fault must still include Gallery
    // Artist and Exhibit (Exhibit has unresolved to-one to gallery as in
    // the
    // CAY-96 bug report)
    ObjectId eId = new ObjectId("Exhibit", Exhibit.EXHIBIT_ID_PK_COLUMN, 2);
    Exhibit e = (Exhibit) context.performQuery(new ObjectIdQuery(eId)).get(0);
    assertTrue(e.readPropertyDirectly(Exhibit.TO_GALLERY.getName()) instanceof Fault);
    DataRow snapshot = context.currentSnapshot(e);
    // assert that after taking a snapshot, we have FK in, but the
    // relationship
    // is still a Fault
    assertTrue(e.readPropertyDirectly(Exhibit.TO_GALLERY.getName()) instanceof Fault);
    assertEquals(new Integer(33002), snapshot.get("GALLERY_ID"));
}

Example 7 with Fault

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

the class DataContextPrefetchIT method testPrefetchWithLocalCache.

/**
 * This test and next one is the result of CAY-2349 fix
 */
@Test
public void testPrefetchWithLocalCache() throws Exception {
    tArtist.deleteAll();
    tGallery.deleteAll();
    tPainting.deleteAll();
    tArtist.insert(1, "artist1");
    tGallery.insert(1, "gallery1");
    tPainting.insert(1, "painting1", 1, 100, 1);
    List<Painting> paintings = ObjectSelect.query(Painting.class).localCache("g1").select(context);
    assertEquals(1, paintings.size());
    assertTrue(paintings.get(0).readPropertyDirectly(Painting.TO_ARTIST.getName()) instanceof Fault);
    paintings = ObjectSelect.query(Painting.class).prefetch(Painting.TO_ARTIST.joint()).localCache("g1").select(context);
    assertEquals(1, paintings.size());
    assertTrue(paintings.get(0).readPropertyDirectly(Painting.TO_ARTIST.getName()) instanceof Artist);
    queryInterceptor.runWithQueriesBlocked(new UnitTestClosure() {

        public void execute() {
            List<Painting> paintings = ObjectSelect.query(Painting.class).prefetch(Painting.TO_ARTIST.joint()).localCache("g1").select(context);
            assertEquals(1, paintings.size());
            assertTrue(paintings.get(0).readPropertyDirectly(Painting.TO_ARTIST.getName()) instanceof Artist);
        }
    });
}

Example 8 with Fault

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

the class BaseToManyProperty method writePropertyDirectly.

/**
 * Wraps list in a value holder that performs lazy faulting.
 */
@Override
public void writePropertyDirectly(Object object, Object oldValue, Object newValue) throws PropertyException {
    if (newValue instanceof Fault) {
        super.writePropertyDirectly(object, null, newValue);
    } else {
        // must resolve value holder...
        ValueHolder holder = (ValueHolder) readProperty(object);
        holder.setValueDirectly(newValue);
    }
}

Example 9 with Fault

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

the class SingletonFaultFactory method getMapFault.

public Fault getMapFault(Accessor mapKeyAccessor) {
    synchronized (mapFaults) {
        Fault fault = mapFaults.get(mapKeyAccessor);
        if (fault == null) {
            fault = new ToManyMapFault(mapKeyAccessor);
            mapFaults.put(mapKeyAccessor, fault);
        }
        return fault;
    }
}

Example 10 with Fault

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

the class DataContextPrefetchIT method testPrefetchWithSharedCache.

@Test
public void testPrefetchWithSharedCache() throws Exception {
    tArtist.deleteAll();
    tGallery.deleteAll();
    tPainting.deleteAll();
    tArtist.insert(1, "artist1");
    tGallery.insert(1, "gallery1");
    tPainting.insert(1, "painting1", 1, 100, 1);
    final ObjectSelect<Painting> s1 = ObjectSelect.query(Painting.class).sharedCache("g1");
    final ObjectSelect<Painting> s2 = ObjectSelect.query(Painting.class).prefetch(Painting.TO_ARTIST.disjoint()).sharedCache("g1");
    final ObjectSelect<Painting> s3 = ObjectSelect.query(Painting.class).prefetch(Painting.TO_GALLERY.joint()).sharedCache("g1");
    final ObjectSelect<Painting> s4 = ObjectSelect.query(Painting.class).prefetch(Painting.TO_ARTIST.disjoint()).prefetch(Painting.TO_GALLERY.joint()).sharedCache("g1");
    // first iteration select from DB and cache
    List<Painting> paintings = s1.select(context);
    assertEquals(1, paintings.size());
    assertTrue(paintings.get(0).readPropertyDirectly(Painting.TO_ARTIST.getName()) instanceof Fault);
    assertTrue(paintings.get(0).readPropertyDirectly(Painting.TO_GALLERY.getName()) instanceof Fault);
    paintings = s2.select(context);
    assertEquals(1, paintings.size());
    assertTrue(paintings.get(0).readPropertyDirectly(Painting.TO_ARTIST.getName()) instanceof Artist);
    assertTrue(paintings.get(0).readPropertyDirectly(Painting.TO_GALLERY.getName()) instanceof Fault);
    paintings = s3.select(context);
    assertEquals(1, paintings.size());
    assertTrue(paintings.get(0).readPropertyDirectly(Painting.TO_ARTIST.getName()) instanceof Fault);
    assertTrue(paintings.get(0).readPropertyDirectly(Painting.TO_GALLERY.getName()) instanceof Gallery);
    paintings = s4.select(context);
    assertEquals(1, paintings.size());
    assertTrue(paintings.get(0).readPropertyDirectly(Painting.TO_ARTIST.getName()) instanceof Artist);
    assertTrue(paintings.get(0).readPropertyDirectly(Painting.TO_GALLERY.getName()) instanceof Gallery);
    queryInterceptor.runWithQueriesBlocked(new UnitTestClosure() {

        public void execute() {
            // select from cache
            List<Painting> paintings = s2.select(context);
            assertEquals(1, paintings.size());
            assertTrue(paintings.get(0).readPropertyDirectly(Painting.TO_ARTIST.getName()) instanceof Artist);
            assertTrue(paintings.get(0).readPropertyDirectly(Painting.TO_GALLERY.getName()) instanceof Fault);
            paintings = s3.select(context);
            assertEquals(1, paintings.size());
            assertTrue(paintings.get(0).readPropertyDirectly(Painting.TO_ARTIST.getName()) instanceof Fault);
            assertTrue(paintings.get(0).readPropertyDirectly(Painting.TO_GALLERY.getName()) instanceof Gallery);
            paintings = s4.select(context);
            assertEquals(1, paintings.size());
            assertTrue(paintings.get(0).readPropertyDirectly(Painting.TO_ARTIST.getName()) instanceof Artist);
            assertTrue(paintings.get(0).readPropertyDirectly(Painting.TO_GALLERY.getName()) instanceof Gallery);
        }
    });
}