void SetInterceptor()
        {
            IUnityContainer unityContainer = new UnityContainer();
            IUnityContainer interception = unityContainer.AddNewExtension<Interception>();
            //interception.RegisterSingleton<CustomViewModel>(new Interceptor<VirtualMethodInterceptor>(), new InterceptionBehavior<ViewModelCommandBehavior>());
            //return;
            Assembly assem = Assembly.GetExecutingAssembly();
            var types = assem.ExportedTypes;
            foreach (Type item in types)
            {
                //具体做哪些限制根据实际情况来
                if (item.IsClass && typeof(ViewModelBase).IsAssignableFrom(item))
                {
                    //这里可以加一些其它的限制，目前值用于CustomViewModel
                    if (item.FullName == typeof(CustomViewModel).FullName)
                    {
                        //可以参考上面的RegisterSingleton方法调用，这里的RegisterSingleton是用的扩展类中的扩展方法
                        //所以在查找方法时是直接在扩展类中找的，而且因为扩展方法是静态方法所以Invoke执行时对象可以设置为null
                        var method = typeof(UnityContainerExtensions).GetMethods(BindingFlags.Static | BindingFlags.Public)
                            .Where(x => x.Name == "RegisterSingleton" && x.IsGenericMethod == true && x.GetGenericArguments().Length == 1
                            && x.GetParameters().Length == 2 && x.GetParameters()[1].ParameterType.FullName == typeof(InjectionMember[]).FullName).FirstOrDefault();
                        if (method != null)
                        {
                            method = method.MakeGenericMethod(new Type[] { item });
                            InjectionMember[] injectionMembers = new InjectionMember[2];
                            injectionMembers[0] = new Interceptor<VirtualMethodInterceptor>();
                            injectionMembers[1] = new InterceptionBehavior<ViewModelCommandBehavior>();
                            object[] pars = new object[2];
                            pars[0] = interception;
                            pars[1] = injectionMembers;
                            method.Invoke(null, pars);
                        }
                    }
                }
            }
        }