private static List convertImportService()

in repository/service/src/main/java/org/apache/karaf/cave/repository/service/bundlerepository/ResourceBuilder.java [352:388]
37 lines of code
9 McCabe index (conditional complexity)

    private static List<Requirement> convertImportService(List<ParsedHeaderClause> clauses, Resource resource) throws BundleException {
        try {
            List<Requirement> reqList = new ArrayList<>();
            for (ParsedHeaderClause clause : clauses) {
                for (String path : clause.paths) {
                    String multiple = clause.dirs.get("multiple");
                    String avail = clause.dirs.get("availability");
                    String filter = (String) clause.attrs.get("filter");
                    Map<String, String> dirs = new LinkedHashMap<>();
                    dirs.put(ServiceNamespace.REQUIREMENT_EFFECTIVE_DIRECTIVE, ServiceNamespace.EFFECTIVE_ACTIVE);
                    if ("optional".equals(avail)) {
                        dirs.put(ServiceNamespace.REQUIREMENT_RESOLUTION_DIRECTIVE, ServiceNamespace.RESOLUTION_OPTIONAL);
                    }
                    if ("true".equals(multiple)) {
                        dirs.put(ServiceNamespace.REQUIREMENT_CARDINALITY_DIRECTIVE, ServiceNamespace.CARDINALITY_MULTIPLE);
                    }
                    if (filter == null) {
                        filter = "(" + Constants.OBJECTCLASS + "=" + path + ")";
                    } else if (!filter.startsWith("(") && !filter.endsWith(")")) {
                        filter = "(&(" + Constants.OBJECTCLASS + "=" + path + ")(" + filter + "))";
                    } else {
                        filter = "(&(" + Constants.OBJECTCLASS + "=" + path + ")" + filter + ")";
                    }
                    dirs.put(ServiceNamespace.REQUIREMENT_FILTER_DIRECTIVE, filter);
                    reqList.add(new RequirementImpl(
                            resource,
                            ServiceNamespace.SERVICE_NAMESPACE,
                            dirs,
                            Collections.<String, Object>emptyMap(),
                            SimpleFilter.parse(filter)));
                }
            }
            return reqList;
        } catch (Exception ex) {
            throw new BundleException("Error creating requirement: " + ex, ex);
        }
    }