Examples of com.buschmais.cdo.spi.metadata.type.TypeMetadata

Package com.buschmais.cdo.spi.metadata.type

Examples of com.buschmais.cdo.spi.metadata.type.TypeMetadata

com.buschmais.cdo.spi.metadata.type.TypeMetadata
Defines the base interface describing metadata of a type. (i.e. entity or relation).

     * @param type The type.
     * @return The {@link TypeMetadata}.
     */
    private TypeMetadata getOrCreateTypeMetadata(Class<?> type) {
        AnnotatedType annotatedType = new AnnotatedType(type);
        TypeMetadata typeMetadata = metadataByType.get(annotatedType.getAnnotatedElement());
        if (typeMetadata == null) {
            typeMetadata = createTypeMetadata(annotatedType);
            LOGGER.debug("Registering class {}", annotatedType.getName());
            metadataByType.put(annotatedType.getAnnotatedElement(), typeMetadata);
        }

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    private TypeMetadata createTypeMetadata(AnnotatedType annotatedType) {
        Class<?> currentClass = annotatedType.getAnnotatedElement();
        List<TypeMetadata> superTypes = getSuperTypeMetadata(annotatedType);
        Collection<AnnotatedMethod> annotatedMethods = this.annotatedMethods.get(currentClass);
        Collection<MethodMetadata<?, ?>> methodMetadataOfType = getMethodMetadataOfType(annotatedType, annotatedMethods);
        TypeMetadata metadata;
        if (isEntityType(annotatedType)) {
            metadata = createEntityTypeMetadata(annotatedType, superTypes, methodMetadataOfType);
        } else if (isRelationType(annotatedType)) {
            metadata = createRelationTypeMetadata(annotatedType, superTypes, methodMetadataOfType);
        } else {

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                        default:
                            throw propertyMethodMetadata.getDirection().createNotSupportedException();
                    }
                }
            }
            TypeMetadata superType = queue.poll();
            if (superType != null) {
                queue.addAll(superType.getSuperTypes());
                current = superType.getProperties();
            } else {
                current = null;
            }
        } while (current != null && fromType == null && toType == null);
        if (fromType == null || toType == null) {

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                com.buschmais.cdo.spi.reflection.AnnotatedElement<?> relationElement = getRelationDefinitionElement(propertyMethod);
                RelationTypeMetadata relationshipType = new RelationTypeMetadata<>(metadataFactory.createRelationMetadata(relationElement, metadataByType));
                methodMetadata = new EntityCollectionPropertyMethodMetadata<>(propertyMethod, relationshipType, relationDirection,
                        metadataFactory.createCollectionPropertyMetadata(propertyMethod));
            } else if (isRelationType(annotatedTypeArgument)) {
                TypeMetadata relationTypeMetadata = getOrCreateTypeMetadata(typeArgument);
                RelationTypeMetadata<RelationMetadata> relationMetadata = (RelationTypeMetadata) relationTypeMetadata;
                Direction relationDirection = getRelationDirection(annotatedType, propertyMethod, relationTypeMetadata, relationMetadata);
                methodMetadata = new RelationCollectionPropertyMethodMetadata<>(propertyMethod, relationMetadata, relationDirection,
                        metadataFactory.createCollectionPropertyMetadata(propertyMethod));
            } else {
                throw new CdoException("Unsupported type argument '" + typeArgument.getName() + "' for collection property: " + propertyType.getName());
            }
        } else if (annotatedMethods.containsKey(propertyType)) {
            AnnotatedType referencedType = new AnnotatedType(propertyType);
            Direction relationDirection;
            RelationTypeMetadata<RelationMetadata> relationMetadata;
            if (isEntityType(referencedType)) {
                relationDirection = getRelationDirection(propertyMethod, Direction.FROM);
                com.buschmais.cdo.spi.reflection.AnnotatedElement<?> relationElement = getRelationDefinitionElement(propertyMethod);
                relationMetadata = new RelationTypeMetadata<>(metadataFactory.createRelationMetadata(relationElement, metadataByType));
                methodMetadata = new EntityReferencePropertyMethodMetadata<>(propertyMethod, relationMetadata, relationDirection, metadataFactory.createReferencePropertyMetadata(propertyMethod));
            } else if (isRelationType(referencedType)) {
                TypeMetadata relationTypeMetadata = getOrCreateTypeMetadata(propertyType);
                relationMetadata = (RelationTypeMetadata) relationTypeMetadata;
                relationDirection = getRelationDirection(annotatedType, propertyMethod, relationTypeMetadata, relationMetadata);
                methodMetadata = new RelationReferencePropertyMethodMetadata<>(propertyMethod, relationMetadata, relationDirection, metadataFactory.createReferencePropertyMetadata(propertyMethod));
            } else {
                throw new CdoException("Unsupported type for reference property: " + propertyType.getName());

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     * @param metadataType The expected metadata type.
     * @param <T>          The metadata type.
     * @return The {@link TypeMetadata} instance.
     */
    private <T extends TypeMetadata> T getMetadata(Class<?> type, Class<T> metadataType) {
        TypeMetadata typeMetadata = metadataByType.get(type);
        if (typeMetadata == null) {
            throw new CdoException("Cannot resolve metadata for type " + type.getName() + ".");
        }
        if (!metadataType.isAssignableFrom(typeMetadata.getClass())) {
            throw new CdoException("Expected metadata of type '" + metadataType.getName() + "' but got '" + typeMetadata.getClass() + "' for type '" + type + "'");
        }
        return metadataType.cast(typeMetadata);
    }

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Related Classes of com.buschmais.cdo.spi.metadata.type.TypeMetadata

com.buschmais.cdo.impl.metadata.MetadataProviderImpl

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