Code:
/ WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / ServiceModel / System / ServiceModel / Channels / FaultConverter.cs / 1 / FaultConverter.cs
//------------------------------------------------------------------------------ // Copyright (c) Microsoft Corporation. All rights reserved. //----------------------------------------------------------------------------- namespace System.ServiceModel.Channels { using System; using System.Globalization; public abstract class FaultConverter { public static FaultConverter GetDefaultFaultConverter(MessageVersion version) { return new DefaultFaultConverter(version); } protected abstract bool OnTryCreateException(Message message, MessageFault fault, out Exception exception); protected abstract bool OnTryCreateFaultMessage(Exception exception, out Message message); public bool TryCreateException(Message message, MessageFault fault, out Exception exception) { if (message == null) { throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("message"); } if (fault == null) { throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("fault"); } bool created = this.OnTryCreateException(message, fault, out exception); if (created) { if (exception == null) { string text = SR.GetString(SR.FaultConverterDidNotCreateException, this.GetType().Name); Exception error = new InvalidOperationException(text); throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(error); } } else { if (exception != null) { string text = SR.GetString(SR.FaultConverterCreatedException, this.GetType().Name); Exception error = new InvalidOperationException(text, exception); throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(error); } } return created; } public bool TryCreateFaultMessage(Exception exception, out Message message) { bool created = this.OnTryCreateFaultMessage(exception, out message); if (created) { if (message == null) { string text = SR.GetString(SR.FaultConverterDidNotCreateFaultMessage, this.GetType().Name); Exception error = new InvalidOperationException(text); throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(error); } } else { if (message != null) { string text = SR.GetString(SR.FaultConverterCreatedFaultMessage, this.GetType().Name); Exception error = new InvalidOperationException(text); throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(error); } } return created; } class DefaultFaultConverter : FaultConverter { MessageVersion version; internal DefaultFaultConverter(MessageVersion version) { this.version = version; } protected override bool OnTryCreateException(Message message, MessageFault fault, out Exception exception) { exception = null; // SOAP MustUnderstand if (string.Compare(fault.Code.Namespace, version.Envelope.Namespace, StringComparison.Ordinal) == 0 && string.Compare(fault.Code.Name, MessageStrings.MustUnderstandFault, StringComparison.Ordinal) == 0) { exception = new ProtocolException(fault.Reason.GetMatchingTranslation(CultureInfo.CurrentCulture).Text); return true; } bool checkSender; bool checkReceiver; FaultCode code; if (version.Envelope == EnvelopeVersion.Soap11) { checkSender = true; checkReceiver = true; code = fault.Code; } else { checkSender = fault.Code.IsSenderFault; checkReceiver = fault.Code.IsReceiverFault; code = fault.Code.SubCode; } if (code == null) { return false; } if (code.Namespace == null) { return false; } if (checkSender) { // WS-Addressing if (string.Compare(code.Namespace, version.Addressing.Namespace, StringComparison.Ordinal) == 0) { if (string.Compare(code.Name, AddressingStrings.ActionNotSupported, StringComparison.Ordinal) == 0) { exception = new ActionNotSupportedException(fault.Reason.GetMatchingTranslation(CultureInfo.CurrentCulture).Text); return true; } else if (string.Compare(code.Name, AddressingStrings.DestinationUnreachable, StringComparison.Ordinal) == 0) { exception = new EndpointNotFoundException(fault.Reason.GetMatchingTranslation(CultureInfo.CurrentCulture).Text); return true; } else if (string.Compare(code.Name, Addressing10Strings.InvalidAddressingHeader, StringComparison.Ordinal) == 0) { if (code.SubCode != null && string.Compare(code.SubCode.Namespace, version.Addressing.Namespace, StringComparison.Ordinal) == 0 && string.Compare(code.SubCode.Name, Addressing10Strings.InvalidCardinality, StringComparison.Ordinal) == 0) { exception = new MessageHeaderException(fault.Reason.GetMatchingTranslation(CultureInfo.CurrentCulture).Text, true); return true; } } else if (version.Addressing == AddressingVersion.WSAddressing10) { if (string.Compare(code.Name, Addressing10Strings.MessageAddressingHeaderRequired, StringComparison.Ordinal) == 0) { exception = new MessageHeaderException(fault.Reason.GetMatchingTranslation(CultureInfo.CurrentCulture).Text); return true; } else if (string.Compare(code.Name, Addressing10Strings.InvalidAddressingHeader, StringComparison.Ordinal) == 0) { exception = new ProtocolException(fault.Reason.GetMatchingTranslation(CultureInfo.CurrentCulture).Text); return true; } } else { if (string.Compare(code.Name, Addressing200408Strings.MessageInformationHeaderRequired, StringComparison.Ordinal) == 0) { exception = new ProtocolException(fault.Reason.GetMatchingTranslation(CultureInfo.CurrentCulture).Text); return true; } else if (string.Compare(code.Name, Addressing200408Strings.InvalidMessageInformationHeader, StringComparison.Ordinal) == 0) { exception = new ProtocolException(fault.Reason.GetMatchingTranslation(CultureInfo.CurrentCulture).Text); return true; } } } } if (checkReceiver) { // WS-Addressing if (string.Compare(code.Namespace, version.Addressing.Namespace, StringComparison.Ordinal) == 0) { if (string.Compare(code.Name, AddressingStrings.EndpointUnavailable, StringComparison.Ordinal) == 0) { exception = new ServerTooBusyException(fault.Reason.GetMatchingTranslation(CultureInfo.CurrentCulture).Text); return true; } } } return false; } protected override bool OnTryCreateFaultMessage(Exception exception, out Message message) { // WSA if (this.version.Addressing == AddressingVersion.WSAddressing10) { if (exception is MessageHeaderException) { MessageHeaderException mhe = exception as MessageHeaderException; if (mhe.HeaderNamespace == AddressingVersion.WSAddressing10.Namespace) { message = mhe.ProvideFault(this.version); return true; } } else if (exception is ActionMismatchAddressingException) { ActionMismatchAddressingException amae = exception as ActionMismatchAddressingException; message = amae.ProvideFault(this.version); return true; } } if (this.version.Addressing != AddressingVersion.None) { if (exception is ActionNotSupportedException) { ActionNotSupportedException anse = exception as ActionNotSupportedException; message = anse.ProvideFault(this.version); return true; } } // SOAP if (exception is MustUnderstandSoapException) { MustUnderstandSoapException muse = exception as MustUnderstandSoapException; message = muse.ProvideFault(this.version); return true; } message = null; return false; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. 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