private boolean registerManagedService()

in src/main/java/org/apache/sling/feature/apiregions/impl/Activator.java [201:251]
50 lines of code
11 McCabe index (conditional complexity)

    private boolean registerManagedService(final BundleCapability cap) {
        try {
            ClassLoader loader = cap.getRevision().getWiring().getClassLoader();
            Class<?> msClass = loader.loadClass(MANAGED_SERVICE_CLASS_NAME);
            Object ms = Proxy.newProxyInstance(loader, new Class[] {msClass}, new InvocationHandler() {
                @Override
                public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
                    Class<?> mdDecl = method.getDeclaringClass();
                    if (mdDecl.equals(Object.class)) {
                        switch (method.getName()) {
                            case "equals" :
                                return proxy == args[0];
                            case "hashCode" :
                                return System.identityHashCode(proxy);
                            case "toString" :
                                return "Proxy for " + msClass;
                            default :
                                throw new UnsupportedOperationException("Method " + method
                                    + " not supported on proxy for " + msClass);
                        }
                    }
                    if ("updated".equals(method.getName()) && args.length == 1) {
                        Object arg = args[0];
                        if (arg == null) {
                            registerHook();
                            registerWebconsoleStatus();
                        } else if (arg instanceof Dictionary) {
                            Dictionary<?,?> props = (Dictionary<?,?>) args[0];
                            Object disabled = props.get("disable");
                            if ("true".equals(disabled)) {
                                unregisterHook();
                                unregisterWebconsoleStatus();
                            } else {
                                registerHook();
                                registerWebconsoleStatus();
                            }
                        }
                    }
                    return null;
                }
            });
            Dictionary<String, Object> props = new Hashtable<>();
            props.put(Constants.SERVICE_PID, getClass().getPackage().getName());
            bundleContext.registerService(MANAGED_SERVICE_CLASS_NAME, ms, props);

            return true;
        } catch (Exception e) {
            LOG.log(Level.WARNING, "Problem attempting to register ManagedService from " + cap, e);
        }
        return false;
    }