我开发了一个名为 CLSAPIService 的简单 WCF 服务,它的 Contract 包含一个名为 UpdateLastOpenCloseCall 的方法:
[OperationContract(Name = "UpdateLastOpenCloseCall", Action = "http://uniform.com/UpdateLastOpenCloseCall")]
CallResult UpdateLastOpenCloseCall(int iSwitchID, int iAgentID, string strExtension, BusinessDataField[] bdFields);
它的参数之一是一个简单的 DataContract:
[DataContract]
public struct BusinessDataField
{
[DataMember]
public string Name;
[DataMember]
public object Value;
}
然后我在 Visual .Net 2005 的托管 C++ 中创建了一个简单的测试项目,并为该服务创建了 Web 参考:
CLSAPIProxy::CLSAPIService^ service = gcnew CLSAPIProxy::CLSAPIService();
CLSAPIProxy::BusinessDataField ^f1 = gcnew CLSAPIProxy::BusinessDataField();
f1->Name = L"test_string";
f1->Value = L"string";
CLSAPIProxy::BusinessDataField ^f2 = gcnew CLSAPIProxy::BusinessDataField();
f2->Name = L"test_int";
f2->Value = 123;
System::Collections::Generic::List<CLSAPIProxy::BusinessDataField^> ^list = gcnew;
System::Collections::Generic::List<CLSAPIProxy::BusinessDataField^>();
list->Add(f1);
list->Add(f2);
service->UpdateLastOpenCloseCall(1,true,22817,true,L"24319",list->ToArray());
当 BusinessDataField 结构到达 WCF 方法时,似乎只有 Value 属性被更新,而 Name 属性是null
,即使我为它分配了一个值。
可能是什么问题呢?