考虑文件“MyClass.cs”中的以下类usingSystem;publicclassMyClass:Entity{publiclongId{get;set;}[Required]publicstringName{get;set;}publicstringSlug{get;set;}publicDateTimeCreatedOn{get;privateset;}publicDateTimeUpdatedOn{get;privateset;}/*...*/}目前我手动创建如下所示的数据协定类:[DataContract(Namespace="http://example.com/",N