private void getMetadata()

in blueprint/blueprint-core/src/main/java/org/apache/aries/blueprint/container/BlueprintContainerImpl.java [837:885]
49 lines of code
17 McCabe index (conditional complexity)

    private <T extends ComponentMetadata> void getMetadata(Class<T> clazz, Metadata component, Collection<T> metadatas) {
        if (component == null) {
            return;
        }
        if (clazz.isInstance(component)) {
            metadatas.add(clazz.cast(component));
        }
        if (component instanceof BeanMetadata) {
            getMetadata(clazz, ((BeanMetadata) component).getFactoryComponent(), metadatas);
            for (BeanArgument arg : ((BeanMetadata) component).getArguments()) {
                getMetadata(clazz, arg.getValue(), metadatas);
            }
            for (BeanProperty prop : ((BeanMetadata) component).getProperties()) {
                getMetadata(clazz, prop.getValue(), metadatas);
            }
        }
        if (component instanceof CollectionMetadata) {
            for (Metadata m : ((CollectionMetadata) component).getValues()) {
                getMetadata(clazz, m, metadatas);
            }
        }
        if (component instanceof MapMetadata) {
            for (MapEntry m : ((MapMetadata) component).getEntries()) {
                getMetadata(clazz, m.getKey(), metadatas);
                getMetadata(clazz, m.getValue(), metadatas);
            }
        }
        if (component instanceof PropsMetadata) {
            for (MapEntry m : ((PropsMetadata) component).getEntries()) {
                getMetadata(clazz, m.getKey(), metadatas);
                getMetadata(clazz, m.getValue(), metadatas);
            }
        }
        if (component instanceof ServiceReferenceMetadata) {
            for (ReferenceListener l : ((ServiceReferenceMetadata) component).getReferenceListeners()) {
                getMetadata(clazz, l.getListenerComponent(), metadatas);
            }
        }
        if (component instanceof ServiceMetadata) {
            getMetadata(clazz, ((ServiceMetadata) component).getServiceComponent(), metadatas);
            for (MapEntry m : ((ServiceMetadata) component).getServiceProperties()) {
                getMetadata(clazz, m.getKey(), metadatas);
                getMetadata(clazz, m.getValue(), metadatas);
            }
            for (RegistrationListener l : ((ServiceMetadata) component).getRegistrationListeners()) {
                getMetadata(clazz, l.getListenerComponent(), metadatas);
            }
        }
    }