Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / Xml / System / Xml / XmlComplianceUtil.cs / 1305376 / XmlComplianceUtil.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //----------------------------------------------------------------------------- using System; using System.IO; namespace System.Xml { using System.Text; internal static class XmlComplianceUtil { // Replaces \r\n, \n, \r and \t with single space (0x20) and then removes spaces // at the beggining and and the end of the string and replaces sequences of spaces // with a single space. public static string NonCDataNormalize( string value ) { int len = value.Length; if ( len <= 0 ) { return string.Empty; } int startPos = 0; StringBuilder norValue = null; XmlCharType xmlCharType = XmlCharType.Instance; while ( xmlCharType.IsWhiteSpace( value[startPos] ) ) { startPos++; if ( startPos == len ) { return " "; } } int i = startPos; while ( i < len ) { if ( !xmlCharType.IsWhiteSpace( value[i] ) ) { i++; continue; } int j = i + 1; while ( j < len && xmlCharType.IsWhiteSpace( value[j] ) ) { j++; } if ( j == len ) { if ( norValue == null ) { return value.Substring( startPos, i - startPos ); } else { norValue.Append( value, startPos, i - startPos ); return norValue.ToString(); } } if (j > i + 1 || value[i] != 0x20 ) { if ( norValue == null ) { norValue = new StringBuilder( len ); } norValue.Append( value, startPos, i - startPos ); norValue.Append( (char)0x20 ); startPos = j; i = j; } else { i++; } } if ( norValue != null ) { if ( startPos < i ) { norValue.Append( value, startPos, i - startPos ); } return norValue.ToString(); } else { if ( startPos > 0 ) { return value.Substring( startPos, len - startPos ); } else { return value; } } } // Replaces \r\n, \n, \r and \t with single space (0x20) public static string CDataNormalize( string value ) { int len = value.Length; if ( len <= 0 ) { return string.Empty; } int i = 0; int startPos = 0; StringBuilder norValue = null; while ( i < len ) { char ch = value[i]; if ( ch >= 0x20 || ( ch != 0x9 && ch != 0xA && ch != 0xD ) ) { i++; continue; } if ( norValue == null ) { norValue = new StringBuilder( len ); } if ( startPos < i ) { norValue.Append( value, startPos, i - startPos ); } norValue.Append( (char)0x20 ); if ( ch == 0xD && ( i+1 < len && value[i+1] == 0xA ) ) { i += 2; } else { i++; } startPos = i; } if ( norValue == null ) { return value; } else { if ( i > startPos ) { norValue.Append(value, startPos, i-startPos); } return norValue.ToString(); } } public static bool IsValidLanguageID( char[] value, int startPos, int length ) { int len = length; if ( len < 2 ) { return false; } bool fSeenLetter = false; int i = startPos; XmlCharType xmlCharType = XmlCharType.Instance; char ch = value[i]; if ( xmlCharType.IsLetter(ch) ) { if ( xmlCharType.IsLetter( value[++i] ) ) { if ( len == 2 ) { return true; } len--; i++; } else if ( ('I' != ch && 'i' != ch ) && ( 'X' != ch && 'x' != ch ) ) { //IANA or custom Code return false; } if ( value[i] != '-' ) { return false; } len -= 2; while ( len-- > 0 ) { ch = value[++i]; if ( xmlCharType.IsLetter( ch ) ) { fSeenLetter = true; } else if ( ch == '-' && fSeenLetter ) { fSeenLetter = false; } else { return false; } } if ( fSeenLetter ) { return true; } } return false; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //----------------------------------------------------------------------------- using System; using System.IO; namespace System.Xml { using System.Text; internal static class XmlComplianceUtil { // Replaces \r\n, \n, \r and \t with single space (0x20) and then removes spaces // at the beggining and and the end of the string and replaces sequences of spaces // with a single space. public static string NonCDataNormalize( string value ) { int len = value.Length; if ( len <= 0 ) { return string.Empty; } int startPos = 0; StringBuilder norValue = null; XmlCharType xmlCharType = XmlCharType.Instance; while ( xmlCharType.IsWhiteSpace( value[startPos] ) ) { startPos++; if ( startPos == len ) { return " "; } } int i = startPos; while ( i < len ) { if ( !xmlCharType.IsWhiteSpace( value[i] ) ) { i++; continue; } int j = i + 1; while ( j < len && xmlCharType.IsWhiteSpace( value[j] ) ) { j++; } if ( j == len ) { if ( norValue == null ) { return value.Substring( startPos, i - startPos ); } else { norValue.Append( value, startPos, i - startPos ); return norValue.ToString(); } } if (j > i + 1 || value[i] != 0x20 ) { if ( norValue == null ) { norValue = new StringBuilder( len ); } norValue.Append( value, startPos, i - startPos ); norValue.Append( (char)0x20 ); startPos = j; i = j; } else { i++; } } if ( norValue != null ) { if ( startPos < i ) { norValue.Append( value, startPos, i - startPos ); } return norValue.ToString(); } else { if ( startPos > 0 ) { return value.Substring( startPos, len - startPos ); } else { return value; } } } // Replaces \r\n, \n, \r and \t with single space (0x20) public static string CDataNormalize( string value ) { int len = value.Length; if ( len <= 0 ) { return string.Empty; } int i = 0; int startPos = 0; StringBuilder norValue = null; while ( i < len ) { char ch = value[i]; if ( ch >= 0x20 || ( ch != 0x9 && ch != 0xA && ch != 0xD ) ) { i++; continue; } if ( norValue == null ) { norValue = new StringBuilder( len ); } if ( startPos < i ) { norValue.Append( value, startPos, i - startPos ); } norValue.Append( (char)0x20 ); if ( ch == 0xD && ( i+1 < len && value[i+1] == 0xA ) ) { i += 2; } else { i++; } startPos = i; } if ( norValue == null ) { return value; } else { if ( i > startPos ) { norValue.Append(value, startPos, i-startPos); } return norValue.ToString(); } } public static bool IsValidLanguageID( char[] value, int startPos, int length ) { int len = length; if ( len < 2 ) { return false; } bool fSeenLetter = false; int i = startPos; XmlCharType xmlCharType = XmlCharType.Instance; char ch = value[i]; if ( xmlCharType.IsLetter(ch) ) { if ( xmlCharType.IsLetter( value[++i] ) ) { if ( len == 2 ) { return true; } len--; i++; } else if ( ('I' != ch && 'i' != ch ) && ( 'X' != ch && 'x' != ch ) ) { //IANA or custom Code return false; } if ( value[i] != '-' ) { return false; } len -= 2; while ( len-- > 0 ) { ch = value[++i]; if ( xmlCharType.IsLetter( ch ) ) { fSeenLetter = true; } else if ( ch == '-' && fSeenLetter ) { fSeenLetter = false; } else { return false; } } if ( fSeenLetter ) { return true; } } return false; } } } // 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
- DropShadowEffect.cs
- FilteredAttributeCollection.cs
- SimpleWebHandlerParser.cs
- CrossContextChannel.cs
- CatalogZone.cs
- LoginUtil.cs
- MouseEventArgs.cs
- Grid.cs
- WindowsListViewSubItem.cs
- ModelItemCollection.cs
- PrimaryKeyTypeConverter.cs
- DynamicRendererThreadManager.cs
- XPathItem.cs
- Delay.cs
- DetailsViewPageEventArgs.cs
- CollectionMarkupSerializer.cs
- AssemblySettingAttributes.cs
- TreeNodeStyle.cs
- SchemeSettingElementCollection.cs
- Filter.cs
- DataListCommandEventArgs.cs
- RequestNavigateEventArgs.cs
- XmlSchemaExporter.cs
- ProfileSection.cs
- EventLogEntryCollection.cs
- SimpleWorkerRequest.cs
- ToolStrip.cs
- MenuItem.cs
- Buffer.cs
- DateTimeOffsetAdapter.cs
- TdsValueSetter.cs
- OrderedParallelQuery.cs
- ConfigurationLockCollection.cs
- XmlAnyElementAttributes.cs
- LongValidator.cs
- HMACSHA384.cs
- DataControlFieldHeaderCell.cs
- ServicePoint.cs
- Panel.cs
- MetadataItemEmitter.cs
- CssClassPropertyAttribute.cs
- XmlNamespaceMappingCollection.cs
- QueryResults.cs
- SmtpFailedRecipientsException.cs
- TemplateControlCodeDomTreeGenerator.cs
- BigIntegerStorage.cs
- ObjectConverter.cs
- PaginationProgressEventArgs.cs
- FixedDocument.cs
- TransformGroup.cs
- XmlSerializerNamespaces.cs
- Shape.cs
- SoapMessage.cs
- recordstatescratchpad.cs
- _MultipleConnectAsync.cs
- FormsAuthenticationUser.cs
- FileDocument.cs
- GlobalizationAssembly.cs
- ADConnectionHelper.cs
- X509Chain.cs
- UserNameSecurityTokenProvider.cs
- SQLResource.cs
- LogicalExpr.cs
- WebControlAdapter.cs
- ToolStripContainer.cs
- shaperfactoryquerycacheentry.cs
- EntityException.cs
- columnmapkeybuilder.cs
- ListViewDesigner.cs
- MyContact.cs
- DataGridViewRowPostPaintEventArgs.cs
- PrimitiveType.cs
- SoapExtensionImporter.cs
- ServiceInfo.cs
- QuestionEventArgs.cs
- TypedRowHandler.cs
- ModifyActivitiesPropertyDescriptor.cs
- QueryContinueDragEvent.cs
- TrailingSpaceComparer.cs
- SqlFileStream.cs
- StringArrayConverter.cs
- ComponentSerializationService.cs
- CatalogPart.cs
- CodeIterationStatement.cs
- AssemblyCache.cs
- HistoryEventArgs.cs
- SettingsSection.cs
- SapiRecoContext.cs
- ThemeableAttribute.cs
- Monitor.cs
- ThreadAbortException.cs
- ProcessHostFactoryHelper.cs
- WCFModelStrings.Designer.cs
- Triplet.cs
- ExternalException.cs
- DetailsViewRowCollection.cs
- Directory.cs
- AuthenticationSection.cs
- IgnoreFlushAndCloseStream.cs
- AnnotationObservableCollection.cs