问题描述
限时送ChatGPT账号..我创建了一个带有服务操作的 WCF 数据服务.
I have created a WCF data service with a service operation.
我想生成一种业务异常.我尝试生成 WebFaultException
但当服务操作抛出此错误时,我看不到如何在客户端捕获此错误.
I want to generate a kind of Business exception. I try to generate WebFaultException
but I don't see how to catch this error at the client side when this error is throwing by a service operation.
这里是我模拟异常的服务操作:
Here is my service operation to simulate an exception:
[WebGet]
public void GenerateException()
{
throw new DataServiceException( 403, "Custom Message" );
}
这是我的客户:
WebClient wc = new WebClient();
wc.DownloadString(
new Uri(
"http://localhost:27820/WcfDataService1.svc/GenerateException"
)
);
DownloadString
抛出异常,但只是内部服务器错误
,我看不到我的自定义消息
.
DownloadString
is throwing an exception, but it's only Internal Server Error
, I can't see my Custom Message
.
有什么想法吗?
非常感谢.
推荐答案
您可以使用 WCF FaultContract 属性来抛出和处理业务异常.
You can use WCF FaultContract Attribute to throw and handle a businzess exception.
请参阅链接、示例
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