/// <summary>
/// 获取所有的类型
/// </summary>
public static class TypeHelper
{
public static IEnumerable<Type> GetKnownTypes(ICustomAttributeProvider provider)
{
return new[] { typeof(PKGRecord), typeof(List<PKGRecord>), typeof(UploadParam) };
}
}
在服务接口中定义 [ServiceKnownType("GetKnownTypes", typeof(TypeHelper))] 标签
object 类型的传递，传入ServiceKnownType
原文：http://www.cnblogs.com/caiyongxi/p/7238833.html