FaultContractAttribute.DetailType 属性
定义
获取包含错误信息的可序列化对象的类型。Gets the type of a serializable object that contains error information.
public:
property Type ^ DetailType { Type ^ get(); };
public Type DetailType { get; }
member this.DetailType : Type
Public ReadOnly Property DetailType As Type
属性值
表示可序列化错误类的类型。The type that represents the serializable error class.
示例
下面的代码示例演示如何使用 FaultContractAttribute 来指定 SampleMethod 操作可以使用详细信息类型 GreetingFault 返回 SOAP 错误。The following code example shows the use of FaultContractAttribute to specify that the SampleMethod operation can return a SOAP fault with the detail type of GreetingFault.
using System;
using System.Collections.Generic;
using System.Net.Security;
using System.Runtime.Serialization;
using System.ServiceModel;
using System.Text;
namespace Microsoft.WCF.Documentation
{
[ServiceContract(Namespace="http://microsoft.wcf.documentation")]
public interface ISampleService{
[OperationContract]
[FaultContractAttribute(
typeof(GreetingFault),
Action="http://www.contoso.com/GreetingFault",
ProtectionLevel=ProtectionLevel.EncryptAndSign
)]
string SampleMethod(string msg);
}
[DataContractAttribute]
public class GreetingFault
{
private string report;
public GreetingFault(string message)
{
this.report = message;
}
[DataMemberAttribute]
public string Message
{
get { return this.report; }
set { this.report = value; }
}
}
class SampleService : ISampleService
{
#region ISampleService Members
public string SampleMethod(string msg)
{
Console.WriteLine("Client said: " + msg);
// Generate intermittent error behavior.
Random rnd = new Random(DateTime.Now.Millisecond);
int test = rnd.Next(5);
if (test % 2 != 0)
return "The service greets you: " + msg;
else
throw new FaultException<GreetingFault>(new GreetingFault("A Greeting error occurred. You said: " + msg));
}
#endregion
}
}
Imports System.Collections.Generic
Imports System.Net.Security
Imports System.Runtime.Serialization
Imports System.ServiceModel
Imports System.Text
Namespace Microsoft.WCF.Documentation
<ServiceContract(Namespace:="http://microsoft.wcf.documentation")> _
Public Interface ISampleService
<OperationContract, FaultContractAttribute(GetType(GreetingFault), Action:="http://www.contoso.com/GreetingFault", ProtectionLevel:=ProtectionLevel.EncryptAndSign)> _
Function SampleMethod(ByVal msg As String) As String
End Interface
<DataContractAttribute> _
Public Class GreetingFault
Private report As String
Public Sub New(ByVal message As String)
Me.report = message
End Sub
<DataMemberAttribute> _
Public Property Message() As String
Get
Return Me.report
End Get
Set(ByVal value As String)
Me.report = value
End Set
End Property
End Class
Friend Class SampleService
Implements ISampleService
#Region "ISampleService Members"
Public Function SampleMethod(ByVal msg As String) As String Implements ISampleService.SampleMethod
Console.WriteLine("Client said: " & msg)
' Generate intermittent error behavior.
Dim rand As New Random(DateTime.Now.Millisecond)
Dim test As Integer = rand.Next(5)
If test Mod 2 <> 0 Then
Return "The service greets you: " & msg
Else
Throw New FaultException(Of GreetingFault)(New GreetingFault("A Greeting error occurred. You said: " & msg))
End If
End Function
#End Region
End Class
End Namespace