D-Net

    @RequestMapping(value = "/{stakeholderId}/{topicId}/toggle-status", method = RequestMethod.POST)

    public Boolean toggleTopicStatus(@PathVariable("stakeholderId") String stakeholderId,

                                     @PathVariable("topicId") String topicId) {

        log.debug("toggle topic status (isActive)");

        log.debug("Stakeholder: "+stakeholderId + " - Topic: "+topicId);

        Topic topic = topicDAO.findById(topicId);

        if (topic == null) {

            // EXCEPTION - Topic not found

            throw new EntityNotFoundException("Toggle topic status: Topic with id: "+topicId+" not found");

        }

        topic.setIsActive(!topic.getIsActive());

        this.toggleTopic(stakeholderId, topic);

        return topic.getIsActive();

    }

    @RequestMapping(value = "/{stakeholderId}/{topicId}/toggle-access", method = RequestMethod.POST)

    public Boolean toggleIndicatorAccess(@PathVariable("stakeholderId") String stakeholderId,

                                         @PathVariable("topicId") String topicId) {

        log.debug("toggle topic access (isPublic)");

        log.debug("Stakeholder: "+stakeholderId + " - Topic: "+topicId);

        Topic topic = topicDAO.findById(topicId);

        if (topic == null) {

            // EXCEPTION - Topic not found

            throw new EntityNotFoundException("Toggle topic access: Topic with id: "+topicId+" not found");

        }

        topic.setIsPublic(!topic.getIsPublic());

        this.toggleTopic(stakeholderId, topic);

        return topic.getIsPublic();

    }

    public void toggleTopic(String stakeholderId, Topic topic) {

        Stakeholder<String> stakeholder = stakeholderDAO.findById(stakeholderId);

        if (stakeholder != null) {

            if (stakeholder.getTopics().contains(topic.getId())) {

                topicDAO.save(topic);

                log.debug("Topic toggled!");

            } else {

                // EXCEPTION - Topic not found in Stakeholder: stakeholder.getAlias();

                throw new PathNotValidException("Toggle topic: Topic with id: "+topic.getId()+" not found in Stakeholder: "+stakeholderId);

            }

        } else {

            // EXCEPTION - Stakeholder not found

            throw new EntityNotFoundException("Toggle topic: Stakeholder with id: "+stakeholderId+" not found");

        }

    }