private boolean createOrUpdateMapping()

in src/main/java/org/apache/sling/serviceuser/webconsole/impl/ServiceUserWebConsolePlugin.java [135:192]
50 lines of code
6 McCabe index (conditional complexity)

    private boolean createOrUpdateMapping(HttpServletRequest request, ResourceResolver resolver) {

        String appPath = getParameter(request, PN_APP_PATH, "");

        Iterator<Resource> configs = resolver.findResources(
                "SELECT * FROM [sling:OsgiConfig] WHERE ISDESCENDANTNODE([" + appPath + "]) AND NAME() LIKE '"
                        + COMPONENT_NAME + "%'",
                Query.JCR_SQL2);

        try {
            boolean dirty = false;
            Resource config = null;
            if (configs.hasNext()) {

                config = configs.next();
                log.debug("Using existing configuration {}", config);
            } else {
                String path =
                        appPath + "/config/" + COMPONENT_NAME + "-" + appPath.substring(appPath.lastIndexOf('/') + 1);
                log.debug("Creating new configuration {}", path);

                config = ResourceUtil.getOrCreateResource(
                        resolver,
                        path,
                        Collections.singletonMap(JcrConstants.JCR_PRIMARYTYPE, (Object) "sling:OsgiConfig"),
                        NodeType.NT_FOLDER,
                        false);
                dirty = true;
            }

            String bundle = getParameter(request, PN_BUNDLE, "");
            String subService = getParameter(request, PN_SUB_SERVICE, "");
            String name = getParameter(request, PN_NAME, "");
            String mapping = bundle + (StringUtils.isNotBlank(subService) ? ":" + subService : "") + "=" + name;

            ModifiableValueMap properties = config.adaptTo(ModifiableValueMap.class);
            String[] mappings = properties.get("user.mapping", new String[0]);
            if (!ArrayUtils.contains(mappings, mapping)) {
                log.debug("Adding {} into service user mapping", mapping);
                List<String> m = new ArrayList<>();
                m.addAll(Arrays.asList(mappings));
                m.add(mapping);
                properties.put("user.mapping", m.toArray(new String[m.size()]));
                dirty = true;
            } else {
                log.debug("Already found {} in service user mapping", mapping);
            }
            if (dirty) {
                log.debug("Saving changes to osgi config");
                resolver.commit();
            }
        } catch (PersistenceException e) {
            log.warn("Exception creating service mapping", e);
            return false;
        }

        return true;
    }