This documentation is archived and is not being maintained.
DiscoveryExceptionDictionary Class
Visual Studio 2008
Collects exceptions that occurred during XML Web services discovery. This class cannot be inherited.
Assembly: System.Web.Services (in System.Web.Services.dll)
The Errors property of DiscoveryClientProtocol is of type DiscoveryExceptionDictionary.
Imports System Imports System.Web.Services.Discovery Imports System.Xml Imports System.Collections Imports System.Runtime.Remoting Imports System.Net Public Class MySample Shared Sub Main() Dim myDiscoFile As String = "http://localhost/MathService_vb.disco" Dim myUrlKey As String = "http://localhost/MathService_vb.asmx?wsdl" Dim myDiscoveryClientProtocol1 As New DiscoveryClientProtocol() Dim myDiscoveryDocument As DiscoveryDocument = myDiscoveryClientProtocol1.Discover(myDiscoFile) Dim myEnumerator As IEnumerator = myDiscoveryDocument.References.GetEnumerator() While myEnumerator.MoveNext() Dim myContractReference As ContractReference = CType(myEnumerator.Current, ContractReference) Dim myDiscoveryClientProtocol2 As DiscoveryClientProtocol = myContractReference.ClientProtocol myDiscoveryClientProtocol2.ResolveAll() Dim myExceptionDictionary As DiscoveryExceptionDictionary = myDiscoveryClientProtocol2.Errors If myExceptionDictionary.Contains(myUrlKey) = True Then Console.WriteLine("'myExceptionDictionary' contains " + _ "a discovery exception for the key '" + myUrlKey + "'") Else Console.WriteLine("'myExceptionDictionary' does not contain" + _ " a discovery exception for the key '" + myUrlKey + "'") End If If myExceptionDictionary.Contains(myUrlKey) = True Then Console.WriteLine("System generated exceptions.") Dim myException As Exception = myExceptionDictionary(myUrlKey) Console.WriteLine(" Source : " + myException.Source) Console.WriteLine(" Exception : " + myException.Message) Console.WriteLine() ' Remove the discovery exception.for the key 'myUrlKey'. myExceptionDictionary.Remove(myUrlKey) Dim myNewExceptionDictionary As New DiscoveryExceptionDictionary() ' Add an exception with the custom error message. Dim myNewException As New Exception("The requested service is not available.") myNewExceptionDictionary.Add(myUrlKey, myNewException) myExceptionDictionary = myNewExceptionDictionary Console.WriteLine("Added exceptions.") Dim myArray(myExceptionDictionary.Count -1 ) As Object myExceptionDictionary.Keys.CopyTo(CType(myArray, Array), 0) Console.WriteLine(" Keys are :") Dim myObj As Object For Each myObj In myArray Console.WriteLine(" " + myObj.ToString()) Next myObj Console.WriteLine() Dim myCollectionArray(myExceptionDictionary.Count -1 ) As Object myExceptionDictionary.Values.CopyTo(CType(myCollectionArray, Array), 0) Console.WriteLine(" Values are :") For Each myObj In myCollectionArray Console.WriteLine(" " + myObj.ToString()) Next myObj End If End While End Sub 'Main End Class 'MySample
#using <mscorlib.dll>
#using <System.Xml.dll>
#using <System.Web.Services.dll>
#using <System.dll>
using namespace System;
using namespace System::Web::Services::Discovery;
using namespace System::Xml;
using namespace System::Collections;
using namespace System::Runtime::Remoting;
using namespace System::Net;
int main()
{
String* myDiscoFile = S"http://localhost/MathService_cs.disco";
String* myUrlKey = S"http://localhost/MathService_cs.asmx?wsdl";
DiscoveryClientProtocol* myDiscoveryClientProtocol1 =
new DiscoveryClientProtocol();
DiscoveryDocument* myDiscoveryDocument =
myDiscoveryClientProtocol1->Discover(myDiscoFile);
IEnumerator* myEnumerator =
myDiscoveryDocument->References->GetEnumerator();
while ( myEnumerator->MoveNext() )
{
ContractReference* myContractReference =
dynamic_cast<ContractReference*>(myEnumerator->Current);
DiscoveryClientProtocol* myDiscoveryClientProtocol2 =
myContractReference->ClientProtocol;
myDiscoveryClientProtocol2->ResolveAll();
DiscoveryExceptionDictionary* myExceptionDictionary
= myDiscoveryClientProtocol2->Errors;
if ( myExceptionDictionary->Contains(myUrlKey) == true )
{
Console::WriteLine(S"'myExceptionDictionary' contains a discovery exception for the key '{0}'", myUrlKey );
}
else
{
Console::WriteLine(S"'myExceptionDictionary' does not contain a discovery exception for the key '{0}'", myUrlKey );
}
if (myExceptionDictionary->Contains(myUrlKey) == true )
{
Console::WriteLine(S"System generated exceptions.");
Exception* myException = myExceptionDictionary->Item[myUrlKey];
Console::WriteLine(S" Source : {0}", myException->Source);
Console::WriteLine(S" Exception : {0}", myException->Message);
Console::WriteLine();
// Remove the discovery exception.for the key 'myUrlKey'.
myExceptionDictionary->Remove(myUrlKey);
DiscoveryExceptionDictionary* myNewExceptionDictionary =
new DiscoveryExceptionDictionary();
// Add an exception with the custom error message.
Exception* myNewException =
new Exception(S"The requested service is not available.");
myNewExceptionDictionary->Add(myUrlKey, myNewException);
myExceptionDictionary = myNewExceptionDictionary;
Console::WriteLine(S"Added exceptions.");
Object* myArray[] = new Object*[myExceptionDictionary->Count];
myExceptionDictionary->Keys->CopyTo((Array*)myArray,0);
Console::WriteLine(S" Keys are :");
IEnumerator* myEnum = myArray->GetEnumerator();
while (myEnum->MoveNext())
{
Object* myObj = __try_cast<Object*>(myEnum->Current);
Console::WriteLine(S" {0}", myObj);
}
Console::WriteLine();
Object* myCollectionArray[] = new Object*[myExceptionDictionary->Count];
myExceptionDictionary->Values->CopyTo((Array*)myCollectionArray,0);
Console::WriteLine(S" Values are :");
IEnumerator* myEnum1 = myCollectionArray->GetEnumerator();
while (myEnum1->MoveNext())
{
Object* myObj = __try_cast<Object*>(myEnum1->Current);
Console::WriteLine(S" {0}", myObj);
}
}
}
}
System.Object
System.Collections.DictionaryBase
System.Web.Services.Discovery.DiscoveryExceptionDictionary
System.Collections.DictionaryBase
System.Web.Services.Discovery.DiscoveryExceptionDictionary
Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
Show: