public ContextRequest deserialize()

in rest/src/main/java/org/apache/unomi/rest/deserializers/ContextRequestDeserializer.java [55:130]
72 lines of code
17 McCabe index (conditional complexity)

    public ContextRequest deserialize(JsonParser jsonParser, DeserializationContext context) throws IOException {
        JsonNode node = jsonParser.getCodec().readTree(jsonParser);
        // Validate schema on it
        if (!schemaService.isValid(node.toString(), "https://unomi.apache.org/schemas/json/rest/requestIds/1-0-0")) {
            throw new InvalidRequestException("Invalid Context request object", "Invalid received data");
        }
        ContextRequest cr = new ContextRequest();
        if (node.get("source") != null) {
            cr.setSource(jsonParser.getCodec().treeToValue(node.get("source"), Item.class));
        }

        if (node.get("requireSegments") != null) {
            cr.setRequireSegments(node.get("requireSegments").booleanValue());
        }
        final JsonNode requiredProfileProperties = node.get("requiredProfileProperties");
        if (requiredProfileProperties instanceof ArrayNode) {
            List<String> profileProperties = new ArrayList<>();
            requiredProfileProperties.elements().forEachRemaining(el -> profileProperties.add(el.textValue()));
            cr.setRequiredProfileProperties(profileProperties);
        }
        final JsonNode requiredSessionPropertiesNode = node.get("requiredSessionProperties");
        if (requiredSessionPropertiesNode instanceof ArrayNode) {
            List<String> requiredSessionProperties = new ArrayList<>();
            requiredSessionPropertiesNode.elements().forEachRemaining(el -> requiredSessionProperties.add(el.textValue()));
            cr.setRequiredSessionProperties(requiredSessionProperties);
        }
        if (node.get("requireScores") != null) {
            cr.setRequireScores(node.get("requireScores").booleanValue());
        }
        final JsonNode eventsNode = node.get("events");
        if (eventsNode instanceof ArrayNode) {
            cr.setEvents(HttpUtils.filterValidEvents((ArrayNode) eventsNode, schemaService, jsonParser));
        }
        final JsonNode filtersNode = node.get("filters");
        if (filtersNode instanceof ArrayNode) {
            ArrayNode filters = (ArrayNode) filtersNode;
            List<PersonalizationService.PersonalizedContent> f = new ArrayList<>();
            filters.elements().forEachRemaining(el -> {
                try {
                    f.add(jsonParser.getCodec().treeToValue(el, PersonalizationService.PersonalizedContent.class));
                } catch (JsonProcessingException e) {
                    // Unable to deserialize, ignore the entry
                }
            });
            cr.setFilters(f);
        }
        final JsonNode personalizationsNode = node.get("personalizations");
        if (personalizationsNode instanceof ArrayNode) {
            ArrayNode personalizations = (ArrayNode) personalizationsNode;
            List<PersonalizationService.PersonalizationRequest> p = new ArrayList<>();
            personalizations.elements().forEachRemaining(el -> {
                try {
                    p.add(jsonParser.getCodec().treeToValue(el, PersonalizationService.PersonalizationRequest.class));
                } catch (JsonProcessingException e) {
                    // Unable to deserialize, ignore the entry
                }
            });
            cr.setPersonalizations(p);
        }
        if (node.get("profileOverrides") != null) {
            cr.setProfileOverrides(jsonParser.getCodec().treeToValue(node.get("profileOverrides"), Profile.class));
        }
        if (node.get("sessionPropertiesOverrides") != null) {
            cr.setSessionPropertiesOverrides(jsonParser.getCodec().treeToValue(node.get("sessionPropertiesOverrides"), Map.class));
        }
        if (node.get("sessionId") != null) {
            cr.setSessionId(node.get("sessionId").textValue());
        }
        if (node.get("profileId") != null) {
            cr.setProfileId(node.get("profileId").textValue());
        }
        if (node.get("clientId") != null) {
            cr.setClientId(node.get("clientId").textValue());
        }
        return cr;
    }