/// <summary>
 /// 创建一个规约对象
 /// </summary>
 /// <typeparam name="T"></typeparam>
 /// <returns></returns>
 public static ISpecification <T> Create <T>()
 {
     return(RepositoryFramework.CreateSpecification <T>());
     //return DependencyResolver.Resolve<ISpecificationProvider>().CreateSpecification<T>();
 }