ServiceOperationRights 枚举

定义

一个枚举,用于定义对 WCF Data Services 所部署服务操作的访问权限。An enumeration used to define access rights to service operations deployed by WCF Data Services.

此枚举有一个 FlagsAttribute 属性,允许按位组合成员值。

public enum class ServiceOperationRights
[System.Flags]
public enum ServiceOperationRights
type ServiceOperationRights = 
Public Enum ServiceOperationRights
继承
ServiceOperationRights
属性

字段

All 3

分配给服务操作的所有权限。All rights assigned to the service operation.

AllRead 3

授权读取服务操作所部署的一个或多个数据项。Authorization to read single or multiple data items deployed by the service operation.

None 0

未授权访问服务操作。No authorization to access the service operation.

OverrideEntitySetRights 4

使用服务操作权限重写在数据服务中显式定义的实体集权限。Overrides entity set rights that are explicitly defined in the data service with the service operation rights.

ReadMultiple 2

授予通过使用服务操作读取多个数据项。Authorization to read multiple data items by using the service operation.

ReadSingle 1

授予通过使用服务操作读取一个数据项。Authorization to read a single data item by using the service operation.

示例

下面的示例设置对服务操作OrdersByCity的所有权限访问。The following example sets all rights access to the service operation OrdersByCity.

namespace AccountingServiceWebApp  
{  
  public class AccountingService : DataService<DataModel>  
  {  
      public static void InitializeService(IDataServiceConfiguration config)  
      {  
          config.SetServiceOperationAccessRule("OrdersInCity", ServiceOperationRights.All);  
      }  
      public IQueryable<Orders> OrdersByCity(string city)  
      {  
          return this.CurrentDataSource.Orders.Where(o => o.ShippingCity == city);  
      }  
  }  
}  
  

适用于