Examples with StateDescriptor org.qi4j.api.composite.StateDescriptor used on opensource projects

Example 1 with StateDescriptor

use of org.qi4j.api.composite.StateDescriptor in project qi4j-sdk by Qi4j.

the class ValueCompositeCxfType method readObject.

@Override
public Object readObject(final MessageReader reader, final Context context) throws DatabindingException {
    QName qname = getSchemaType();
    final String className = (qname.getNamespaceURI() + "." + qname.getLocalPart()).substring(20);
    // Read attributes
    ValueDescriptor descriptor = module.valueDescriptor(className);
    StateDescriptor stateDescriptor = descriptor.state();
    final Map<QualifiedName, Object> values = new HashMap<>();
    while (reader.hasMoreElementReaders()) {
        MessageReader childReader = reader.getNextElementReader();
        QName childName = childReader.getName();
        QualifiedName childQualifiedName = QualifiedName.fromClass((Class) typeClass, childName.getLocalPart());
        PropertyDescriptor propertyDescriptor = stateDescriptor.findPropertyModelByQualifiedName(childQualifiedName);
        Type propertyType = propertyDescriptor.type();
        AegisType type = getTypeMapping().getType(propertyType);
        Object value = type.readObject(childReader, context);
        values.put(childQualifiedName, value);
    }
    ValueBuilder<?> builder = module.newValueBuilderWithState((Class<?>) typeClass, new Function<PropertyDescriptor, Object>() {

        @Override
        public Object map(PropertyDescriptor descriptor1) {
            return values.get(descriptor1.qualifiedName());
        }
    }, new Function<AssociationDescriptor, EntityReference>() {

        @Override
        public EntityReference map(AssociationDescriptor descriptor) {
            Object value = values.get(descriptor.qualifiedName());
            if (value == null) {
                return null;
            }
            return EntityReference.parseEntityReference(value.toString());
        }
    }, new Function<AssociationDescriptor, Iterable<EntityReference>>() {

        @Override
        public Iterable<EntityReference> map(AssociationDescriptor descriptor) {
            Object value = values.get(descriptor.qualifiedName());
            if (value == null) {
                return Iterables.empty();
            }
            String[] ids = value.toString().split(",");
            List<EntityReference> references = new ArrayList<>(ids.length);
            for (String id : ids) {
                references.add(EntityReference.parseEntityReference(id));
            }
            return references;
        }
    }, new Function<AssociationDescriptor, Map<String, EntityReference>>() {

        @Override
        public Map<String, EntityReference> map(AssociationDescriptor descriptor) {
            Object value = values.get(descriptor.qualifiedName());
            if (value == null) {
                return Collections.emptyMap();
            }
            String[] namedRefs = value.toString().split(",");
            Map<String, EntityReference> references = new HashMap<>(namedRefs.length);
            for (String namedRef : namedRefs) {
                String[] splitted = namedRef.split(":");
                references.put(splitted[0], EntityReference.parseEntityReference(splitted[1]));
            }
            return references;
        }
    });
    return builder.newInstance();
}

Example 2 with StateDescriptor

use of org.qi4j.api.composite.StateDescriptor in project qi4j-sdk by Qi4j.

the class StateInjectionProviderFactory method newInjectionProvider.

@Override
public InjectionProvider newInjectionProvider(Resolution resolution, DependencyModel dependencyModel) throws InvalidInjectionException {
    if (StateHolder.class.isAssignableFrom(dependencyModel.rawInjectionType())) {
        // @State StateHolder properties;
        return new StateInjectionProvider();
    } else if (UnitOfWork.class.isAssignableFrom(dependencyModel.rawInjectionType())) {
        if (!(resolution.model() instanceof EntityDescriptor)) {
            throw new InvalidInjectionException("Only EntityComposites can be injected with '@State UnitOfWork'");
        }
        return new UnitOfWorkInjectionProvider();
    } else if (Property.class.isAssignableFrom(dependencyModel.rawInjectionType())) {
        // @State Property<String> name;
        StateDescriptor descriptor;
        descriptor = ((StatefulCompositeDescriptor) resolution.model()).state();
        State annotation = (State) dependencyModel.injectionAnnotation();
        String name;
        if (annotation.value().isEmpty()) {
            name = resolution.field().getName();
        } else {
            name = annotation.value();
        }
        PropertyDescriptor propertyDescriptor = descriptor.findPropertyModelByName(name);
        return new PropertyInjectionProvider(propertyDescriptor);
    } else if (Association.class.isAssignableFrom(dependencyModel.rawInjectionType())) {
        // @State Association<MyEntity> name;
        AssociationStateDescriptor descriptor = ((EntityDescriptor) resolution.model()).state();
        State annotation = (State) dependencyModel.injectionAnnotation();
        String name;
        if (annotation.value().isEmpty()) {
            name = resolution.field().getName();
        } else {
            name = annotation.value();
        }
        AssociationDescriptor model = descriptor.getAssociationByName(name);
        return new AssociationInjectionProvider(model);
    } else if (ManyAssociation.class.isAssignableFrom(dependencyModel.rawInjectionType())) {
        // @State ManyAssociation<MyEntity> name;
        AssociationStateDescriptor descriptor = ((EntityDescriptor) resolution.model()).state();
        State annotation = (State) dependencyModel.injectionAnnotation();
        String name;
        if (annotation.value().isEmpty()) {
            name = resolution.field().getName();
        } else {
            name = annotation.value();
        }
        AssociationDescriptor model = descriptor.getManyAssociationByName(name);
        return new ManyAssociationInjectionProvider(model);
    } else if (NamedAssociation.class.isAssignableFrom(dependencyModel.rawInjectionType())) {
        // @State NamedAssociation<MyEntity> name;
        AssociationStateDescriptor descriptor = ((EntityDescriptor) resolution.model()).state();
        State annotation = (State) dependencyModel.injectionAnnotation();
        String name;
        if (annotation.value().isEmpty()) {
            name = resolution.field().getName();
        } else {
            name = annotation.value();
        }
        AssociationDescriptor model = descriptor.getNamedAssociationByName(name);
        return new NamedAssociationInjectionProvider(model);
    }
    throw new InjectionProviderException("Injected value has invalid type");
}