void doFactoryOrSingleComponent()

in cdi-extender/src/main/java/org/apache/aries/cdi/container/internal/container/Discovery.java [353:456]
80 lines of code
11 McCabe index (conditional complexity)

	void doFactoryOrSingleComponent(
			OSGiBean osgiBean, Class<?> declaringClass, Annotated annotated, String beanName,
			List<String> serviceTypes, ServiceScope serviceScope,
			Map<String, Object> componentProperties, ComponentType componentType) {

		Set<Annotation> qualifiers = Annotates.qualifiers(annotated);
		qualifiers.removeIf(Named.class::isInstance);

		ExtendedComponentTemplateDTO componentTemplate = new ExtendedComponentTemplateDTO();
		componentTemplate.activations = new CopyOnWriteArrayList<>();

		ExtendedActivationTemplateDTO activationTemplate = new ExtendedActivationTemplateDTO();
		activationTemplate.declaringClass = declaringClass;
		activationTemplate.properties = Collections.emptyMap();
		activationTemplate.scope = serviceScope;
		activationTemplate.serviceClasses = serviceTypes;

		componentTemplate.activations.add(activationTemplate);

		componentTemplate.beanClass = declaringClass;
		componentTemplate.qualifiers = qualifiers;
		componentTemplate.beans = new CopyOnWriteArrayList<>();
		componentTemplate.configurations = new CopyOnWriteArrayList<>();
		componentTemplate.name = beanName;
		componentTemplate.properties = componentProperties;
		componentTemplate.references = new CopyOnWriteArrayList<>();
		componentTemplate.type = componentType;

		List<PID> pids = annotated.getAnnotations(PIDs.class).stream().flatMap(ps -> Stream.of(ps.value())).collect(Collectors.toList());

		if (pids.isEmpty()) {
			pids = annotated.getAnnotations(PID.class).stream().collect(toList());
		}

		pids.forEach(
			PID -> {
				String pid = PID.value();

				ExtendedConfigurationTemplateDTO configurationTemplate = new ExtendedConfigurationTemplateDTO();

				configurationTemplate.declaringClass = declaringClass;
				configurationTemplate.maximumCardinality = MaximumCardinality.ONE;
				configurationTemplate.pid = Optional.of(pid).map(
					s -> (s.equals("$") || s.equals("")) ? componentTemplate.name : s
				).orElse(componentTemplate.name);

				if (componentType == ComponentType.SINGLE) {
					configurationTemplate.pid = (pid.equals("$") || pid.equals("")) ? componentTemplate.name : pid;
				}

				configurationTemplate.policy = PID.policy();

				componentTemplate.configurations.add(configurationTemplate);

				_log.debug(l -> l.debug(
					"Added specified configuration {}:{}:{} to {}",
					configurationTemplate.pid, configurationTemplate.policy,
					configurationTemplate.maximumCardinality, configurationTemplate.declaringClass));
			}
		);

		if (componentType == ComponentType.SINGLE) {
			if (componentTemplate.configurations.isEmpty()) {
				ExtendedConfigurationTemplateDTO configurationTemplate = new ExtendedConfigurationTemplateDTO();

				configurationTemplate.declaringClass = declaringClass;
				configurationTemplate.maximumCardinality = MaximumCardinality.ONE;
				configurationTemplate.pid = componentTemplate.name;
				configurationTemplate.policy = ConfigurationPolicy.OPTIONAL;

				componentTemplate.configurations.add(configurationTemplate);

				_log.debug(l -> l.debug(
					"Added default configuration {}:{}:{} to {}",
					configurationTemplate.pid, configurationTemplate.policy,
					configurationTemplate.maximumCardinality, configurationTemplate.declaringClass));
			}
		}
		else {
			ExtendedConfigurationTemplateDTO configurationTemplate = new ExtendedConfigurationTemplateDTO();

			configurationTemplate.declaringClass = declaringClass;
			configurationTemplate.maximumCardinality = MaximumCardinality.MANY;
			configurationTemplate.pid = Optional.ofNullable(
				annotated.getAnnotation(FactoryComponent.class)
			).map(FactoryComponent::value).map(
				v -> (v.equals("$") || v.equals("")) ? componentTemplate.name : v
			).orElse(componentTemplate.name);
			configurationTemplate.policy = ConfigurationPolicy.REQUIRED;

			componentTemplate.configurations.add(configurationTemplate);

			_log.debug(l -> l.debug(
				"Added factory configuration {}:{}:{} to {}",
				configurationTemplate.pid, configurationTemplate.policy,
				configurationTemplate.maximumCardinality, configurationTemplate.declaringClass));
		}

		componentTemplate.beans.add(declaringClass.getName());

		_containerState.containerDTO().template.components.add(componentTemplate);

		osgiBean.setComponent(_containerState, componentTemplate);
	}