Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / fx / src / Xml / System / Xml / Core / CharEntityEncoderFallback.cs / 1 / CharEntityEncoderFallback.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //----------------------------------------------------------------------------- using System.Text; using System.Diagnostics; using System.Globalization; namespace System.Xml { // // CharEntityEncoderFallback // internal class CharEntityEncoderFallback : EncoderFallback { private CharEntityEncoderFallbackBuffer fallbackBuffer; private int[] textContentMarks; private int endMarkPos; private int curMarkPos; private int startOffset; internal CharEntityEncoderFallback() { } public override EncoderFallbackBuffer CreateFallbackBuffer() { if ( fallbackBuffer == null ) { fallbackBuffer = new CharEntityEncoderFallbackBuffer( this ); } return fallbackBuffer; } public override int MaxCharCount { get { return 12; } } internal int StartOffset { get { return startOffset; } set { startOffset = value; } } internal void Reset( int[] textContentMarks, int endMarkPos ) { this.textContentMarks = textContentMarks; this.endMarkPos = endMarkPos; curMarkPos = 0; } internal bool CanReplaceAt( int index ) { int mPos = curMarkPos; int charPos = startOffset + index; while ( mPos < endMarkPos && charPos >= textContentMarks[mPos+1] ) { mPos++; } curMarkPos = mPos; return (mPos & 1) != 0; } } // // CharEntityFallbackBuffer // internal class CharEntityEncoderFallbackBuffer : EncoderFallbackBuffer { private CharEntityEncoderFallback parent; private string charEntity = string.Empty; private int charEntityIndex = -1; internal CharEntityEncoderFallbackBuffer( CharEntityEncoderFallback parent ) { this.parent = parent; } public override bool Fallback( char charUnknown, int index ) { // If we are already in fallback, throw, it's probably at the suspect character in charEntity if ( charEntityIndex >= 0 ) { (new EncoderExceptionFallbackBuffer()).Fallback( charUnknown, index ); } // find out if we can replace the character with entity if ( parent.CanReplaceAt( index ) ) { // Create the replacement character entity charEntity = string.Format( CultureInfo.InvariantCulture, "{0:X};", new object[] { (int)charUnknown } ); charEntityIndex = 0; return true; } else { EncoderFallbackBuffer errorFallbackBuffer = ( new EncoderExceptionFallback() ).CreateFallbackBuffer(); errorFallbackBuffer.Fallback( charUnknown, index ); return false; } } public override bool Fallback( char charUnknownHigh, char charUnknownLow, int index ) { // check input surrogate pair if ( !char.IsSurrogatePair( charUnknownHigh, charUnknownLow ) ) { throw XmlConvert.CreateInvalidSurrogatePairException( charUnknownHigh, charUnknownLow ); } // If we are already in fallback, throw, it's probably at the suspect character in charEntity if ( charEntityIndex >= 0 ) { (new EncoderExceptionFallbackBuffer()).Fallback( charUnknownHigh, charUnknownLow, index ); } if ( parent.CanReplaceAt( index ) ) { // Create the replacement character entity charEntity = string.Format( CultureInfo.InvariantCulture, "{0:X};", new object[] { char.ConvertToUtf32( charUnknownHigh, charUnknownLow ) } ); charEntityIndex = 0; return true; } else { EncoderFallbackBuffer errorFallbackBuffer = ( new EncoderExceptionFallback() ).CreateFallbackBuffer(); errorFallbackBuffer.Fallback( charUnknownHigh, charUnknownLow, index ); return false; } } public override char GetNextChar() { if ( charEntityIndex == -1 ) { return (char)0; } else { Debug.Assert( charEntityIndex < charEntity.Length ); char ch = charEntity[charEntityIndex++]; if ( charEntityIndex == charEntity.Length ) { charEntityIndex = -1; } return ch; } } public override bool MovePrevious() { if ( charEntityIndex == -1 ) { return false; } else { Debug.Assert( charEntityIndex < charEntity.Length ); if ( charEntityIndex > 0 ) { charEntityIndex--; return true; } else { return false; } } } public override int Remaining { get { if ( charEntityIndex == -1 ) { return 0; } else { return charEntity.Length - charEntityIndex; } } } public override void Reset() { charEntityIndex = -1; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //----------------------------------------------------------------------------- using System.Text; using System.Diagnostics; using System.Globalization; namespace System.Xml { // // CharEntityEncoderFallback // internal class CharEntityEncoderFallback : EncoderFallback { private CharEntityEncoderFallbackBuffer fallbackBuffer; private int[] textContentMarks; private int endMarkPos; private int curMarkPos; private int startOffset; internal CharEntityEncoderFallback() { } public override EncoderFallbackBuffer CreateFallbackBuffer() { if ( fallbackBuffer == null ) { fallbackBuffer = new CharEntityEncoderFallbackBuffer( this ); } return fallbackBuffer; } public override int MaxCharCount { get { return 12; } } internal int StartOffset { get { return startOffset; } set { startOffset = value; } } internal void Reset( int[] textContentMarks, int endMarkPos ) { this.textContentMarks = textContentMarks; this.endMarkPos = endMarkPos; curMarkPos = 0; } internal bool CanReplaceAt( int index ) { int mPos = curMarkPos; int charPos = startOffset + index; while ( mPos < endMarkPos && charPos >= textContentMarks[mPos+1] ) { mPos++; } curMarkPos = mPos; return (mPos & 1) != 0; } } // // CharEntityFallbackBuffer // internal class CharEntityEncoderFallbackBuffer : EncoderFallbackBuffer { private CharEntityEncoderFallback parent; private string charEntity = string.Empty; private int charEntityIndex = -1; internal CharEntityEncoderFallbackBuffer( CharEntityEncoderFallback parent ) { this.parent = parent; } public override bool Fallback( char charUnknown, int index ) { // If we are already in fallback, throw, it's probably at the suspect character in charEntity if ( charEntityIndex >= 0 ) { (new EncoderExceptionFallbackBuffer()).Fallback( charUnknown, index ); } // find out if we can replace the character with entity if ( parent.CanReplaceAt( index ) ) { // Create the replacement character entity charEntity = string.Format( CultureInfo.InvariantCulture, "{0:X};", new object[] { (int)charUnknown } ); charEntityIndex = 0; return true; } else { EncoderFallbackBuffer errorFallbackBuffer = ( new EncoderExceptionFallback() ).CreateFallbackBuffer(); errorFallbackBuffer.Fallback( charUnknown, index ); return false; } } public override bool Fallback( char charUnknownHigh, char charUnknownLow, int index ) { // check input surrogate pair if ( !char.IsSurrogatePair( charUnknownHigh, charUnknownLow ) ) { throw XmlConvert.CreateInvalidSurrogatePairException( charUnknownHigh, charUnknownLow ); } // If we are already in fallback, throw, it's probably at the suspect character in charEntity if ( charEntityIndex >= 0 ) { (new EncoderExceptionFallbackBuffer()).Fallback( charUnknownHigh, charUnknownLow, index ); } if ( parent.CanReplaceAt( index ) ) { // Create the replacement character entity charEntity = string.Format( CultureInfo.InvariantCulture, "{0:X};", new object[] { char.ConvertToUtf32( charUnknownHigh, charUnknownLow ) } ); charEntityIndex = 0; return true; } else { EncoderFallbackBuffer errorFallbackBuffer = ( new EncoderExceptionFallback() ).CreateFallbackBuffer(); errorFallbackBuffer.Fallback( charUnknownHigh, charUnknownLow, index ); return false; } } public override char GetNextChar() { if ( charEntityIndex == -1 ) { return (char)0; } else { Debug.Assert( charEntityIndex < charEntity.Length ); char ch = charEntity[charEntityIndex++]; if ( charEntityIndex == charEntity.Length ) { charEntityIndex = -1; } return ch; } } public override bool MovePrevious() { if ( charEntityIndex == -1 ) { return false; } else { Debug.Assert( charEntityIndex < charEntity.Length ); if ( charEntityIndex > 0 ) { charEntityIndex--; return true; } else { return false; } } } public override int Remaining { get { if ( charEntityIndex == -1 ) { return 0; } else { return charEntity.Length - charEntityIndex; } } } public override void Reset() { charEntityIndex = -1; } } } // 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
- LowerCaseStringConverter.cs
- TheQuery.cs
- OracleSqlParser.cs
- TdsRecordBufferSetter.cs
- NewExpression.cs
- wgx_sdk_version.cs
- EntityCommandDefinition.cs
- MailSettingsSection.cs
- Int64.cs
- Executor.cs
- BitStream.cs
- WindowsContainer.cs
- CodePageEncoding.cs
- backend.cs
- EntityTypeEmitter.cs
- XsltInput.cs
- TextServicesManager.cs
- Debugger.cs
- CngAlgorithmGroup.cs
- SqlConnectionManager.cs
- ObjectParameterCollection.cs
- Validator.cs
- XmlCompatibilityReader.cs
- Vector3DCollection.cs
- GenericPrincipal.cs
- XPathChildIterator.cs
- DESCryptoServiceProvider.cs
- ConfigXmlElement.cs
- SAPIEngineTypes.cs
- TransactionFlowBindingElementImporter.cs
- WindowsPrincipal.cs
- DispatchWrapper.cs
- TransactionProtocol.cs
- ScheduleChanges.cs
- COM2IDispatchConverter.cs
- SelectionUIService.cs
- ObjectStateManager.cs
- ConnectionConsumerAttribute.cs
- LingerOption.cs
- WebServiceErrorEvent.cs
- UnmanagedMarshal.cs
- Encoder.cs
- BufferedResponseStream.cs
- InputMethodStateChangeEventArgs.cs
- TableStyle.cs
- EntityTemplateFactory.cs
- ReferencedAssemblyResolver.cs
- PreviewKeyDownEventArgs.cs
- CodeSnippetCompileUnit.cs
- ToolboxItem.cs
- RadioButtonAutomationPeer.cs
- NameObjectCollectionBase.cs
- NameValueSectionHandler.cs
- ReturnType.cs
- PropertyGridEditorPart.cs
- ResolveNameEventArgs.cs
- TimeoutValidationAttribute.cs
- AssemblyLoader.cs
- LinqDataSourceHelper.cs
- DataGridViewRowEventArgs.cs
- XmlReaderSettings.cs
- ObjectConverter.cs
- WindowsFormsHelpers.cs
- FixedDocument.cs
- InfocardExtendedInformationEntry.cs
- XmlValueConverter.cs
- DecimalAnimationBase.cs
- DataKeyCollection.cs
- CodeEntryPointMethod.cs
- PriorityRange.cs
- ConnectionStringsExpressionBuilder.cs
- DiagnosticsConfiguration.cs
- OdbcConnectionStringbuilder.cs
- DataFormats.cs
- HtmlControl.cs
- ServiceHostingEnvironment.cs
- KeyValueConfigurationElement.cs
- FontUnit.cs
- ZoneLinkButton.cs
- CursorConverter.cs
- DbMetaDataColumnNames.cs
- PersianCalendar.cs
- ContentTextAutomationPeer.cs
- TableLayoutRowStyleCollection.cs
- TabletDevice.cs
- LineMetrics.cs
- AdjustableArrowCap.cs
- TemplateInstanceAttribute.cs
- OdbcUtils.cs
- MatrixCamera.cs
- ProviderSettingsCollection.cs
- WebServiceFault.cs
- ParamArrayAttribute.cs
- StylusDownEventArgs.cs
- MULTI_QI.cs
- DataStorage.cs
- TCEAdapterGenerator.cs
- XamlGridLengthSerializer.cs
- RectConverter.cs
- PriorityQueue.cs