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
- DataSourceListEditor.cs
- FormClosingEvent.cs
- PlanCompilerUtil.cs
- IODescriptionAttribute.cs
- ControlPaint.cs
- Rotation3D.cs
- LinkedList.cs
- FlowPosition.cs
- WebServiceTypeData.cs
- GrammarBuilderBase.cs
- Utils.cs
- LocalValueEnumerator.cs
- BatchWriter.cs
- Stackframe.cs
- CharacterMetricsDictionary.cs
- TileModeValidation.cs
- FillErrorEventArgs.cs
- CalendarTable.cs
- SQLGuidStorage.cs
- AbandonedMutexException.cs
- TraceHandler.cs
- RewritingPass.cs
- DbConnectionPoolCounters.cs
- ProxyFragment.cs
- ProcessModuleDesigner.cs
- X509ThumbprintKeyIdentifierClause.cs
- ButtonChrome.cs
- RuleSet.cs
- ProtocolViolationException.cs
- dataSvcMapFileLoader.cs
- PolicyStatement.cs
- TextSpan.cs
- StrokeFIndices.cs
- ColumnBinding.cs
- Point3DAnimationBase.cs
- PolicyStatement.cs
- ASCIIEncoding.cs
- PaperSource.cs
- WindowsNonControl.cs
- TextCompositionManager.cs
- CategoryNameCollection.cs
- XmlFileEditor.cs
- DataGridViewSortCompareEventArgs.cs
- Formatter.cs
- Automation.cs
- SmtpAuthenticationManager.cs
- AbstractSvcMapFileLoader.cs
- ConstraintEnumerator.cs
- TextElementCollectionHelper.cs
- TextViewBase.cs
- HtmlTableRowCollection.cs
- Compiler.cs
- DesignerActionGlyph.cs
- RequestUriProcessor.cs
- StringUtil.cs
- safemediahandle.cs
- DocumentViewer.cs
- Viewport3DVisual.cs
- Marshal.cs
- NativeActivityTransactionContext.cs
- BeginEvent.cs
- AssemblyFilter.cs
- UnionExpr.cs
- ViewSimplifier.cs
- MultipleViewPatternIdentifiers.cs
- EntityClassGenerator.cs
- ViewManager.cs
- TablePattern.cs
- ViewEvent.cs
- _OverlappedAsyncResult.cs
- TraceSection.cs
- X509CertificateTokenFactoryCredential.cs
- BooleanFunctions.cs
- SoapFaultCodes.cs
- Trace.cs
- MetabaseServerConfig.cs
- DictationGrammar.cs
- SortDescription.cs
- BitmapFrameEncode.cs
- RenderDataDrawingContext.cs
- ConfigXmlSignificantWhitespace.cs
- DetailsView.cs
- XmlCharacterData.cs
- unsafenativemethodstextservices.cs
- BoolExpr.cs
- TdsParser.cs
- InvalidOleVariantTypeException.cs
- FunctionDetailsReader.cs
- CookieProtection.cs
- DataKey.cs
- backend.cs
- XmlUtf8RawTextWriter.cs
- TagMapCollection.cs
- DetailsViewCommandEventArgs.cs
- Delay.cs
- MsmqHostedTransportManager.cs
- QilStrConcat.cs
- TemplateBindingExtension.cs
- HttpCacheVaryByContentEncodings.cs
- XpsImageSerializationService.cs