private void readRequirements()

in src/main/java/org/apache/sling/feature/io/json/FeatureJSONReader.java [583:611]
25 lines of code
6 McCabe index (conditional complexity)

    private void readRequirements(final JsonObject json, final List<MatchingRequirement> container)
            throws IOException {
        if ( json.containsKey(JSONConstants.FEATURE_REQUIREMENTS)) {
            for(final JsonValue req : checkTypeArray(JSONConstants.FEATURE_REQUIREMENTS, json.get(JSONConstants.FEATURE_REQUIREMENTS))) {
                final JsonObject obj = checkTypeObject("Requirement", req);

                if ( !obj.containsKey(JSONConstants.REQCAP_NAMESPACE) ) {
                    throw new IOException(this.exceptionPrefix.concat("Namespace is missing for requirement"));
                }
                final String namespace = checkTypeString("Requirement namespace", obj.get(JSONConstants.REQCAP_NAMESPACE));

                Map<String, Object> attrMap = new HashMap<>();
                if ( obj.containsKey(JSONConstants.REQCAP_ATTRIBUTES) ) {
                    final JsonObject attrs = checkTypeObject("Requirement attributes", obj.get(JSONConstants.REQCAP_ATTRIBUTES));
                    attrs.forEach(rethrowBiConsumer((key, value) -> ManifestUtils.unmarshalAttribute(key, value, attrMap::put)));
                }

                Map<String, String> dirMap = new HashMap<>();
                if ( obj.containsKey(JSONConstants.REQCAP_DIRECTIVES) ) {
                    final JsonObject dirs = checkTypeObject("Requirement directives", obj.get(JSONConstants.REQCAP_DIRECTIVES));
                    dirs.forEach(rethrowBiConsumer((key, value) -> ManifestUtils.unmarshalDirective(key, value, dirMap::put)));
                }

                final MatchingRequirement r = new MatchingRequirementImpl(null,
                        namespace, dirMap, attrMap);
                container.add(r);
            }
        }
    }