Examples with Album org.neo4j.ogm.domain.music.Album used on opensource projects

Example 11 with Album

use of org.neo4j.ogm.domain.music.Album in project neo4j-ogm by neo4j.

the class LoadCapabilityTest method shouldNotModifyPreviouslyLoadedNodesWhenDepthIsIncreased.

// GH-173
@Test
public void shouldNotModifyPreviouslyLoadedNodesWhenDepthIsIncreased() {
    Artist led = new Artist("Led Zeppelin");
    Album album = new Album("Led Zeppelin IV");
    Studio studio = new Studio("Island Studios");
    Recording recording = new Recording(album, studio, 1970);
    led.addAlbum(album);
    album.setArtist(led);
    album.setRecording(recording);
    session.save(led);
    session.clear();
    // Load the Artist to depth 0 in the first session
    Artist ledZeppelin = session.load(Artist.class, led.getId(), 0);
    assertThat(ledZeppelin).isNotNull();
    assertThat(ledZeppelin.getName()).isEqualTo(led.getName());
    assertThat(ledZeppelin.getAlbums()).isEmpty();
    // In session 2, update the name of the artist
    Session session2 = sessionFactory.openSession();
    Artist ledZepp = session2.load(Artist.class, led.getId(), 0);
    ledZepp.setName("Led Zepp");
    session2.save(ledZepp);
    // Back in the first session, load the artist to depth 1
    ledZeppelin = session.load(Artist.class, led.getId(), 1);
    assertThat(ledZeppelin).isNotNull();
    assertThat(ledZeppelin.getName()).isEqualTo(led.getName());
    assertThat(ledZeppelin.getAlbums()).hasSize(1);
    Album ledZeppelinIV = ledZeppelin.getAlbums().iterator().next();
    assertThat(ledZeppelinIV.getName()).isEqualTo(album.getName());
    assertThat(ledZeppelinIV.getArtist()).isEqualTo(ledZeppelin);
    assertThat(ledZeppelinIV.getRecording()).isNull();
}

Example 12 with Album

use of org.neo4j.ogm.domain.music.Album in project neo4j-ogm by neo4j.

the class SessionAndMappingContextTest method disposeFromMappingContextOnDeleteWithTransientRelationshipTest.

@Test
public void disposeFromMappingContextOnDeleteWithTransientRelationshipTest() {
    MappingContext mappingContext = session.context();
    assertThat(mappingContext.getNodeEntity(artist1.getId()).getClass() == Artist.class).isTrue();
    session.delete(artist1);
    // check that the mapping context does not hold a reference to the deleted entity anymore
    Object object = mappingContext.getNodeEntity(artist1.getId());
    assertThat(object == null).isTrue();
    // check that objects with references to the deleted object have been cleared
    // check for TransientRelationship, where the object connected to the deleted object holds ref in a Set
    Album retrievedAlbum1 = (Album) mappingContext.getNodeEntity(album1.getId());
    assertThat(retrievedAlbum1.getArtist() == null).isTrue();
    Album retrievedAlbum2 = (Album) mappingContext.getNodeEntity(album2.getId());
    assertThat(retrievedAlbum2.getArtist() == null).isTrue();
    Album retrievedAlbum3 = (Album) mappingContext.getNodeEntity(album3.getId());
    assertThat(retrievedAlbum3.getArtist() == null).isTrue();
}

Example 13 with Album

use of org.neo4j.ogm.domain.music.Album in project neo4j-ogm by neo4j.

the class TransactionTest method shouldBeAbleToRetrySaveOnTransactionRollback.

// GH-126
@Test
public void shouldBeAbleToRetrySaveOnTransactionRollback() {
    Transaction tx = session.beginTransaction();
    Studio emi = new Studio("EMI Studios, London");
    Artist theBeatles = new Artist("The Beatles");
    Album please = new Album("Please Please Me");
    Recording pleaseRecording = new Recording(please, emi, 1963);
    please.setRecording(pleaseRecording);
    theBeatles.getAlbums().add(please);
    please.setArtist(theBeatles);
    session.save(theBeatles);
    tx.rollback();
    session.save(theBeatles);
    session.clear();
    theBeatles = session.loadAll(Artist.class, -1).iterator().next();
    assertThat(theBeatles.getName()).isEqualTo("The Beatles");
    assertThat(theBeatles.getAlbums()).hasSize(1);
    assertThat(theBeatles.getAlbums().iterator().next().getName()).isEqualTo("Please Please Me");
    assertThat(theBeatles.getAlbums().iterator().next().getRecording().getStudio().getName()).isEqualTo("EMI Studios, London");
}

Example 14 with Album

use of org.neo4j.ogm.domain.music.Album in project neo4j-ogm by neo4j.

the class CompilerTest method createSimpleRelationshipWithIllegalCharactersBetweenObjects.

// DATAGRAPH-589
@Test
public void createSimpleRelationshipWithIllegalCharactersBetweenObjects() {
    Artist theBeatles = new Artist("The Beatles");
    Album please = new Album("Please Please Me");
    theBeatles.getAlbums().add(please);
    please.setArtist(theBeatles);
    Compiler compiler = mapAndCompile(theBeatles, -1);
    List<Statement> statements = compiler.createNodesStatements();
    assertThat(statements).extracting(Statement::getStatement).containsOnly("UNWIND $rows as row CREATE (n:`l'artiste`) SET n=row.props RETURN row.nodeRef as ref, ID(n) as id, $type as type", "UNWIND $rows as row CREATE (n:`l'album`) SET n=row.props RETURN row.nodeRef as ref, ID(n) as id, $type as type");
    for (Statement statement : statements) {
        List rows = (List) statement.getParameters().get("rows");
        assertThat(rows).hasSize(1);
    }
    statements = compiler.createRelationshipsStatements();
    assertThat(statements).extracting(Statement::getStatement).containsOnly("UNWIND $rows as row MATCH (startNode) WHERE ID(startNode) = row.startNodeId WITH row,startNode MATCH (endNode) WHERE ID(endNode) = row.endNodeId MERGE (startNode)-[rel:`HAS-ALBUM`]->(endNode) RETURN row.relRef as ref, ID(rel) as id, $type as type");
    for (Statement statement : statements) {
        List rows = (List) statement.getParameters().get("rows");
        assertThat(rows).hasSize(1);
    }
}

Example 15 with Album

use of org.neo4j.ogm.domain.music.Album in project neo4j-ogm by neo4j.

the class MusicIntegrationTest method shouldSaveAndRetrieveArtistWithTwoRelationshipTypesToAlbums.

/**
 * @see DATAGRAPH-637
 */
@Test
public void shouldSaveAndRetrieveArtistWithTwoRelationshipTypesToAlbums() {
    Studio emi = new Studio("EMI Studios, London");
    Studio olympic = new Studio("Olympic Studios, London");
    Artist theBeatles = new Artist("The Beatles");
    Artist eric = new Artist("Eric Clapton");
    Album slowhand = new Album("Slowhand");
    Recording slowRecording = new Recording(slowhand, olympic, 1977);
    slowhand.setRecording(slowRecording);
    slowhand.setArtist(eric);
    session.save(slowhand);
    session.clear();
    Album theBeatlesAlbum = new Album("The Beatles");
    Recording pleaseRecording = new Recording(theBeatlesAlbum, emi, 1968);
    theBeatlesAlbum.setRecording(pleaseRecording);
    theBeatles.getAlbums().add(theBeatlesAlbum);
    theBeatlesAlbum.setArtist(theBeatles);
    theBeatlesAlbum.setGuestArtist(eric);
    session.save(theBeatlesAlbum);
    theBeatles = session.loadAll(Artist.class, new Filters().add(new Filter("name", ComparisonOperator.EQUALS, "The Beatles"))).iterator().next();
    assertThat(theBeatles.getName()).isEqualTo("The Beatles");
    assertThat(theBeatles.getAlbums()).hasSize(1);
    assertThat(theBeatles.getAlbums().iterator().next().getName()).isEqualTo("The Beatles");
    assertThat(theBeatles.getAlbums().iterator().next().getRecording().getStudio().getName()).isEqualTo("EMI Studios, London");
    assertThat(theBeatles.getAlbums().iterator().next().getGuestArtist()).isEqualTo(eric);
    // Eric has 2 albums now
    session.clear();
    Artist loadedEric = session.loadAll(Artist.class, new Filters().add(new Filter("name", ComparisonOperator.EQUALS, "Eric Clapton"))).iterator().next();
    assertThat(loadedEric).isNotNull();
    assertThat(loadedEric.getGuestAlbums().iterator().next().getName()).isEqualTo("The Beatles");
    assertThat(loadedEric.getAlbums().iterator().next().getName()).isEqualTo("Slowhand");
}