Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / clr / src / BCL / System / Text / DecoderExceptionFallback.cs / 1305376 / DecoderExceptionFallback.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== // DecoderExceptionFallback.cs // namespace System.Text { using System; using System.Runtime.Serialization; using System.Globalization; [Serializable] public sealed class DecoderExceptionFallback : DecoderFallback { // Construction public DecoderExceptionFallback() { } public override DecoderFallbackBuffer CreateFallbackBuffer() { return new DecoderExceptionFallbackBuffer(); } // Maximum number of characters that this instance of this fallback could return public override int MaxCharCount { get { return 0; } } public override bool Equals(Object value) { DecoderExceptionFallback that = value as DecoderExceptionFallback; if (that != null) { return (true); } return (false); } public override int GetHashCode() { return 879; } } public sealed class DecoderExceptionFallbackBuffer : DecoderFallbackBuffer { public override bool Fallback(byte[] bytesUnknown, int index) { Throw(bytesUnknown, index); return true; } public override char GetNextChar() { return (char)0; } public override bool MovePrevious() { // Exception fallback doesn't have anywhere to back up to. return false; } // Exceptions are always empty public override int Remaining { get { return 0; } } private void Throw(byte[] bytesUnknown, int index) { // Create a string representation of our bytes. StringBuilder strBytes = new StringBuilder(bytesUnknown.Length * 3); int i; for (i = 0; i < bytesUnknown.Length && i < 20; i++) { strBytes.Append("["); strBytes.Append(bytesUnknown[i].ToString("X2", CultureInfo.InvariantCulture)); strBytes.Append("]"); } // In case the string's really long if (i == 20) strBytes.Append(" ..."); // Known index throw new DecoderFallbackException( Environment.GetResourceString("Argument_InvalidCodePageBytesIndex", strBytes, index), bytesUnknown, index); } } // Exception for decoding unknown byte sequences. [Serializable] public sealed class DecoderFallbackException : ArgumentException { byte[] bytesUnknown = null; int index = 0; public DecoderFallbackException() : base(Environment.GetResourceString("Arg_ArgumentException")) { SetErrorCode(__HResults.COR_E_ARGUMENT); } public DecoderFallbackException(String message) : base(message) { SetErrorCode(__HResults.COR_E_ARGUMENT); } public DecoderFallbackException(String message, Exception innerException) : base(message, innerException) { SetErrorCode(__HResults.COR_E_ARGUMENT); } internal DecoderFallbackException(SerializationInfo info, StreamingContext context) : base(info, context) { } public DecoderFallbackException( String message, byte[] bytesUnknown, int index) : base(message) { this.bytesUnknown = bytesUnknown; this.index = index; } public byte[] BytesUnknown { get { return (bytesUnknown); } } public int Index { get { return this.index; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== // DecoderExceptionFallback.cs // namespace System.Text { using System; using System.Runtime.Serialization; using System.Globalization; [Serializable] public sealed class DecoderExceptionFallback : DecoderFallback { // Construction public DecoderExceptionFallback() { } public override DecoderFallbackBuffer CreateFallbackBuffer() { return new DecoderExceptionFallbackBuffer(); } // Maximum number of characters that this instance of this fallback could return public override int MaxCharCount { get { return 0; } } public override bool Equals(Object value) { DecoderExceptionFallback that = value as DecoderExceptionFallback; if (that != null) { return (true); } return (false); } public override int GetHashCode() { return 879; } } public sealed class DecoderExceptionFallbackBuffer : DecoderFallbackBuffer { public override bool Fallback(byte[] bytesUnknown, int index) { Throw(bytesUnknown, index); return true; } public override char GetNextChar() { return (char)0; } public override bool MovePrevious() { // Exception fallback doesn't have anywhere to back up to. return false; } // Exceptions are always empty public override int Remaining { get { return 0; } } private void Throw(byte[] bytesUnknown, int index) { // Create a string representation of our bytes. StringBuilder strBytes = new StringBuilder(bytesUnknown.Length * 3); int i; for (i = 0; i < bytesUnknown.Length && i < 20; i++) { strBytes.Append("["); strBytes.Append(bytesUnknown[i].ToString("X2", CultureInfo.InvariantCulture)); strBytes.Append("]"); } // In case the string's really long if (i == 20) strBytes.Append(" ..."); // Known index throw new DecoderFallbackException( Environment.GetResourceString("Argument_InvalidCodePageBytesIndex", strBytes, index), bytesUnknown, index); } } // Exception for decoding unknown byte sequences. [Serializable] public sealed class DecoderFallbackException : ArgumentException { byte[] bytesUnknown = null; int index = 0; public DecoderFallbackException() : base(Environment.GetResourceString("Arg_ArgumentException")) { SetErrorCode(__HResults.COR_E_ARGUMENT); } public DecoderFallbackException(String message) : base(message) { SetErrorCode(__HResults.COR_E_ARGUMENT); } public DecoderFallbackException(String message, Exception innerException) : base(message, innerException) { SetErrorCode(__HResults.COR_E_ARGUMENT); } internal DecoderFallbackException(SerializationInfo info, StreamingContext context) : base(info, context) { } public DecoderFallbackException( String message, byte[] bytesUnknown, int index) : base(message) { this.bytesUnknown = bytesUnknown; this.index = index; } public byte[] BytesUnknown { get { return (bytesUnknown); } } public int Index { get { return this.index; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- Mutex.cs
- XmlDataLoader.cs
- SemanticResolver.cs
- SchemaNotation.cs
- RepeaterItemCollection.cs
- DrawingContextWalker.cs
- GeneralTransform3DTo2DTo3D.cs
- FamilyMapCollection.cs
- WebControlAdapter.cs
- _SingleItemRequestCache.cs
- XmlRawWriterWrapper.cs
- EnumUnknown.cs
- GetMemberBinder.cs
- CopyCodeAction.cs
- QilValidationVisitor.cs
- SerializationAttributes.cs
- FixedNode.cs
- UserPrincipalNameElement.cs
- ExpandableObjectConverter.cs
- LocationUpdates.cs
- XmlAttributeCache.cs
- ColumnCollection.cs
- FormViewDeleteEventArgs.cs
- SqlDataSourceConfigureSortForm.cs
- GradientPanel.cs
- DataView.cs
- ContainerParaClient.cs
- TextParaClient.cs
- RadioButtonList.cs
- DurableEnlistmentState.cs
- diagnosticsswitches.cs
- EntityModelBuildProvider.cs
- MessageSmuggler.cs
- Activator.cs
- Evaluator.cs
- DataTableReader.cs
- WebPartDeleteVerb.cs
- DataTable.cs
- NotifyParentPropertyAttribute.cs
- WhiteSpaceTrimStringConverter.cs
- CngAlgorithmGroup.cs
- ListViewDataItem.cs
- ToolStrip.cs
- SqlServer2KCompatibilityAnnotation.cs
- Properties.cs
- EventHandlerList.cs
- ObjectDataSourceMethodEventArgs.cs
- EntityWrapperFactory.cs
- HtmlLabelAdapter.cs
- ActionFrame.cs
- GestureRecognizer.cs
- ProgressBar.cs
- LocalFileSettingsProvider.cs
- UTF32Encoding.cs
- ChannelManager.cs
- DataGridViewCellLinkedList.cs
- ConnectionsZone.cs
- UdpConstants.cs
- WorkflowQueueInfo.cs
- EllipseGeometry.cs
- securitymgrsite.cs
- WebPartZoneBase.cs
- TextTabProperties.cs
- ProbeDuplex11AsyncResult.cs
- XmlCharCheckingReader.cs
- PreviewKeyDownEventArgs.cs
- WindowsRegion.cs
- AsyncPostBackErrorEventArgs.cs
- XmlSchemaAttributeGroupRef.cs
- ParameterCollection.cs
- StrongTypingException.cs
- TableAdapterManagerMethodGenerator.cs
- CapabilitiesSection.cs
- AsyncResult.cs
- EnumBuilder.cs
- HtmlInputReset.cs
- StringConcat.cs
- XmlTextAttribute.cs
- UnSafeCharBuffer.cs
- SrgsElement.cs
- DataPagerFieldCollection.cs
- MultipartIdentifier.cs
- StrokeFIndices.cs
- ValueQuery.cs
- Positioning.cs
- DefaultBindingPropertyAttribute.cs
- IApplicationTrustManager.cs
- DPTypeDescriptorContext.cs
- EntityDescriptor.cs
- QueryTask.cs
- PeerPresenceInfo.cs
- SafeFileMapViewHandle.cs
- Fonts.cs
- TraceUtility.cs
- DependsOnAttribute.cs
- Paragraph.cs
- XPathBinder.cs
- EDesignUtil.cs
- Pens.cs
- TeredoHelper.cs