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

Example 6 with ValueHolder

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

the class MixedPersistenceStrategyIT method testConflictingField1.

@Test
public void testConflictingField1() throws Exception {
    createConflictingFieldDataSet();
    MixedPersistenceStrategy object = Cayenne.objectForPK(context, MixedPersistenceStrategy.class, 1);
    assertEquals(2, object.getDetails().size());
    assertTrue(object.getDetails() instanceof ValueHolder);
}

Example 7 with ValueHolder

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

the class DataContextPrefetchIT method testPrefetch_ToManyNoReverseWithQualifier.

@Test
public void testPrefetch_ToManyNoReverseWithQualifier() throws Exception {
    createTwoArtistsAndTwoPaintingsDataSet();
    ObjEntity paintingEntity = context.getEntityResolver().getObjEntity(Painting.class);
    ObjRelationship relationship = paintingEntity.getRelationship("toArtist");
    paintingEntity.removeRelationship("toArtist");
    try {
        SelectQuery q = new SelectQuery(Artist.class);
        q.setQualifier(ExpressionFactory.matchExp("artistName", "artist2"));
        q.addPrefetch(Artist.PAINTING_ARRAY.disjoint());
        final List<Artist> result = context.performQuery(q);
        queryInterceptor.runWithQueriesBlocked(new UnitTestClosure() {

            public void execute() {
                assertFalse(result.isEmpty());
                Artist a1 = result.get(0);
                List<?> toMany = (List<?>) a1.readPropertyDirectly("paintingArray");
                assertNotNull(toMany);
                assertFalse(((ValueHolder) toMany).isFault());
            }
        });
    } finally {
        paintingEntity.addRelationship(relationship);
    }
}

Example 8 with ValueHolder

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

the class DataContextPrefetchIT method testPrefetchToManyOnJoinTableJoinedPrefetch_ViaProperty.

@Test
public void testPrefetchToManyOnJoinTableJoinedPrefetch_ViaProperty() throws Exception {
    createTwoArtistsWithExhibitsDataSet();
    SelectQuery<Artist> q = new SelectQuery<Artist>(Artist.class);
    q.addPrefetch(Artist.ARTIST_EXHIBIT_ARRAY.joint());
    q.addOrdering(Artist.ARTIST_NAME.asc());
    final List<Artist> artists = context.select(q);
    queryInterceptor.runWithQueriesBlocked(new UnitTestClosure() {

        public void execute() {
            assertEquals(2, artists.size());
            Artist a1 = artists.get(0);
            assertEquals("artist2", a1.getArtistName());
            List<?> toMany = (List<?>) a1.readPropertyDirectly(Artist.ARTIST_EXHIBIT_ARRAY.getName());
            assertNotNull(toMany);
            assertFalse(((ValueHolder) toMany).isFault());
            assertEquals(2, toMany.size());
            ArtistExhibit artistExhibit = (ArtistExhibit) toMany.get(0);
            assertEquals(PersistenceState.COMMITTED, artistExhibit.getPersistenceState());
            assertSame(a1, artistExhibit.getToArtist());
            Artist a2 = artists.get(1);
            assertEquals("artist3", a2.getArtistName());
            List<?> toMany2 = (List<?>) a2.readPropertyDirectly(Artist.ARTIST_EXHIBIT_ARRAY.getName());
            assertNotNull(toMany2);
            assertFalse(((ValueHolder) toMany2).isFault());
            assertEquals(3, toMany2.size());
            ArtistExhibit artistExhibit2 = (ArtistExhibit) toMany2.get(0);
            assertEquals(PersistenceState.COMMITTED, artistExhibit2.getPersistenceState());
            assertSame(a2, artistExhibit2.getToArtist());
        }
    });
}

Example 9 with ValueHolder

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

the class DataContextPrefetchMultistepIT method testMixedPrefetch2.

@Test
public void testMixedPrefetch2() throws Exception {
    createTwoArtistsWithExhibitsDataSet();
    Expression e = ExpressionFactory.exp("galleryName = $name");
    SelectQuery<Gallery> q = SelectQuery.query(Gallery.class, e.params(Collections.singletonMap("name", "gallery2")));
    // reverse the order of prefetches compared to the previous test
    q.addPrefetch("exhibitArray");
    q.addPrefetch("exhibitArray.artistExhibitArray").setSemantics(PrefetchTreeNode.JOINT_PREFETCH_SEMANTICS);
    List<Gallery> galleries = context.select(q);
    assertEquals(1, galleries.size());
    Gallery g2 = galleries.get(0);
    // this relationship should be resolved
    assertTrue(g2.readPropertyDirectly("exhibitArray") instanceof ValueHolder);
    List<Exhibit> exhibits = (List<Exhibit>) g2.readPropertyDirectly("exhibitArray");
    assertFalse(((ValueHolder) exhibits).isFault());
    assertEquals(1, exhibits.size());
    Exhibit e1 = exhibits.get(0);
    assertEquals(PersistenceState.COMMITTED, e1.getPersistenceState());
    // this to-many must also be resolved
    assertTrue(e1.readPropertyDirectly("artistExhibitArray") instanceof ValueHolder);
    List<ArtistExhibit> aexhibits = (List<ArtistExhibit>) e1.readPropertyDirectly("artistExhibitArray");
    assertFalse(((ValueHolder) aexhibits).isFault());
    assertEquals(2, aexhibits.size());
    ArtistExhibit ae1 = aexhibits.get(0);
    assertEquals(PersistenceState.COMMITTED, ae1.getPersistenceState());
}

Example 10 with ValueHolder

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

the class DataContextPrefetchMultistepIT method testMixedPrefetch1.

@Test
public void testMixedPrefetch1() throws Exception {
    createTwoArtistsWithExhibitsDataSet();
    Expression e = ExpressionFactory.exp("galleryName = $name");
    SelectQuery<Gallery> q = SelectQuery.query(Gallery.class, e.params(Collections.singletonMap("name", "gallery2")));
    q.addPrefetch("exhibitArray").setSemantics(PrefetchTreeNode.JOINT_PREFETCH_SEMANTICS);
    q.addPrefetch("exhibitArray.artistExhibitArray");
    List<Gallery> galleries = context.select(q);
    assertEquals(1, galleries.size());
    Gallery g2 = galleries.get(0);
    // this relationship should be resolved
    assertTrue(g2.readPropertyDirectly("exhibitArray") instanceof ValueHolder);
    List<Exhibit> exhibits = (List<Exhibit>) g2.readPropertyDirectly("exhibitArray");
    assertFalse(((ValueHolder) exhibits).isFault());
    assertEquals(1, exhibits.size());
    Exhibit e1 = exhibits.get(0);
    assertEquals(PersistenceState.COMMITTED, e1.getPersistenceState());
    // this to-many must also be resolved
    assertTrue(e1.readPropertyDirectly("artistExhibitArray") instanceof ValueHolder);
    List<ArtistExhibit> aexhibits = (List<ArtistExhibit>) e1.readPropertyDirectly("artistExhibitArray");
    assertFalse(((ValueHolder) aexhibits).isFault());
    assertEquals(2, aexhibits.size());
    ArtistExhibit ae1 = aexhibits.get(0);
    assertEquals(PersistenceState.COMMITTED, ae1.getPersistenceState());
}