Examples with FieldInfo org.neo4j.ogm.metadata.FieldInfo used on opensource projects

Example 66 with FieldInfo

use of org.neo4j.ogm.metadata.FieldInfo in project neo4j-ogm by neo4j.

the class RelationshipWriterAnnotatedFieldsTest method shouldFindWriterForCollection.

@Test
public void shouldFindWriterForCollection() {
    ClassInfo classInfo = this.domainInfo.getClass(S.class.getName());
    FieldInfo objectAccess = EntityAccessManager.getRelationalWriter(classInfo, "LIST", Relationship.Direction.OUTGOING, new T());
    assertThat(objectAccess).as("The resultant object accessor shouldn't be null").isNotNull();
    assertThat(objectAccess instanceof FieldInfo).as("The access mechanism should be via the field").isTrue();
    assertThat(objectAccess.relationship()).isEqualTo("LIST");
    assertThat(objectAccess.type()).isEqualTo(List.class);
}

Example 67 with FieldInfo

use of org.neo4j.ogm.metadata.FieldInfo in project neo4j-ogm by neo4j.

the class RelationshipWriterPlainFieldsTest method shouldFindWriterForCollection.

@Test
public void shouldFindWriterForCollection() {
    ClassInfo classInfo = this.domainInfo.getClass(S.class.getName());
    FieldInfo objectAccess = EntityAccessManager.getRelationalWriter(classInfo, "LIST", Relationship.Direction.OUTGOING, new T());
    assertThat(objectAccess).as("The resultant object accessor shouldn't be null").isNotNull();
    assertThat(objectAccess instanceof FieldInfo).as("The access mechanism should be via the field").isTrue();
    assertThat(objectAccess.relationship()).isEqualTo("LIST");
}

Example 68 with FieldInfo

use of org.neo4j.ogm.metadata.FieldInfo in project neo4j-ogm by neo4j.

the class AnnotatedFieldAndNoSetterTest method shouldPreferAnnotatedFieldInAbsenceOfSetterForRelationshipEntity.

@Test
public void shouldPreferAnnotatedFieldInAbsenceOfSetterForRelationshipEntity() {
    ClassInfo classInfo = this.domainInfo.getClass(End.class.getName());
    RelEntity relEntity = new RelEntity();
    Set<RelEntity> parameter = new HashSet();
    parameter.addAll(Arrays.asList(relEntity));
    FieldInfo objectAccess = EntityAccessManager.getRelationalWriter(classInfo, "REL_ENTITY_TYPE", Relationship.Direction.INCOMING, relEntity);
    assertThat(objectAccess).as("The resultant object accessor shouldn't be null").isNotNull();
    assertThat(objectAccess instanceof FieldInfo).as("The access mechanism should be via the field").isTrue();
    End end = new End();
    objectAccess.write(end, parameter);
    assertThat(parameter).isEqualTo(end.getRelEntities());
}

Example 69 with FieldInfo

use of org.neo4j.ogm.metadata.FieldInfo in project neo4j-ogm by neo4j.

the class EntityUtils method identity.

/**
 * Return native id of given node or relationship entity.
 * If the id field is null the field is set to unique negative refId, which is then returned.
 * You most likely want to use {@link org.neo4j.ogm.context.MappingContext#nativeId(Object)}
 *
 * @param entity   entity
 * @param metaData metadata
 * @return native id or refId
 */
public static Long identity(Object entity, MetaData metaData) {
    ClassInfo classInfo = metaData.classInfo(entity);
    FieldInfo identityField = classInfo.identityField();
    Object id = identityField.readProperty(entity);
    if (id == null) {
        Long generated = idSequence.decrementAndGet();
        identityField.write(entity, generated);
        return generated;
    } else {
        return (Long) id;
    }
}

Example 70 with FieldInfo

use of org.neo4j.ogm.metadata.FieldInfo in project neo4j-ogm by neo4j.

the class NodeDeleteStatements method delete.

@Override
public CypherQuery delete(Long id, Object object, ClassInfo classInfo) {
    FieldInfo versionField = classInfo.getVersionField();
    Long version = (Long) versionField.read(object);
    OptimisticLockingConfig optimisticLockingConfig = new OptimisticLockingConfig(1, classInfo.staticLabels().toArray(new String[] {}), versionField.property());
    Map<String, Object> params = new HashMap<>();
    params.put("id", id);
    params.put("version", version);
    params.put("type", "node");
    return new DefaultRowModelRequest("MATCH (n) " + "  WHERE id(n) = $id AND n.`" + versionField.property() + "` = $version " + "SET " + " n.`" + versionField.property() + "` = n.`" + versionField.property() + "` + 1 " + "WITH n " + " WHERE n.`" + versionField.property() + "` = $version + 1 " + "OPTIONAL MATCH (n)-[r0]-() " + "DELETE r0, n " + // Use DISTINCT because node may have multiple relationships
    "RETURN DISTINCT id(n) AS id", params, optimisticLockingConfig);
}