DiscoveryExceptionDictionary Class
Collects exceptions that occurred during XML Web services discovery. This class cannot be inherited.
For a list of all members of this type, see DiscoveryExceptionDictionary Members.
System.Object
System.Collections.DictionaryBase
System.Web.Services.Discovery.DiscoveryExceptionDictionary
[Visual Basic] NotInheritable Public Class DiscoveryExceptionDictionary Inherits DictionaryBase [C#] public sealed class DiscoveryExceptionDictionary : DictionaryBase [C++] public __gc __sealed class DiscoveryExceptionDictionary : public DictionaryBase [JScript] public class DiscoveryExceptionDictionary extends DictionaryBase
Thread Safety
Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
Remarks
The Errors property of DiscoveryClientProtocol is of type DiscoveryExceptionDictionary.
Example
[Visual Basic] 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 [C#] using System; using System.Web.Services.Discovery; using System.Xml; using System.Collections; using System.Runtime.Remoting; using System.Net; public class MySample { static void Main() { string myDiscoFile = "http://localhost/MathService_cs.disco"; string myUrlKey = "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 = (ContractReference)myEnumerator.Current; DiscoveryClientProtocol myDiscoveryClientProtocol2 = myContractReference.ClientProtocol; myDiscoveryClientProtocol2.ResolveAll(); DiscoveryExceptionDictionary myExceptionDictionary = myDiscoveryClientProtocol2.Errors; if ( myExceptionDictionary.Contains(myUrlKey) == true ) { 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 + "'"); } if (myExceptionDictionary.Contains(myUrlKey) == true ) { Console.WriteLine("System generated exceptions."); Exception myException = 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); DiscoveryExceptionDictionary myNewExceptionDictionary = new DiscoveryExceptionDictionary(); // Add an exception with the custom error message. Exception myNewException = new Exception("The requested service is not available."); myNewExceptionDictionary.Add(myUrlKey, myNewException); myExceptionDictionary = myNewExceptionDictionary; Console.WriteLine("Added exceptions."); object[] myArray = new object[myExceptionDictionary.Count]; myExceptionDictionary.Keys.CopyTo((Array)myArray,0); Console.WriteLine(" Keys are :"); foreach(object myObj in myArray) { Console.WriteLine(" " + myObj.ToString()); } Console.WriteLine(); object[] myCollectionArray = new object[myExceptionDictionary.Count]; myExceptionDictionary.Values.CopyTo((Array)myCollectionArray,0); Console.WriteLine(" Values are :"); foreach(object myObj in myCollectionArray) { Console.WriteLine(" " + myObj.ToString()); } } } } } [C++] #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); } } } }
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Requirements
Namespace: System.Web.Services.Discovery
Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family
Assembly: System.Web.Services (in System.Web.Services.dll)
See Also
DiscoveryExceptionDictionary Members | System.Web.Services.Discovery Namespace | Errors | DiscoveryClientProtocol | IDictionary | DictionaryBase