Code:
/ FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / fx / src / Xml / System / Xml / Core / XmlReaderSettings.cs / 2 / XmlReaderSettings.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //----------------------------------------------------------------------------- using System.Xml; using System.Xml.Schema; namespace System.Xml { // XmlReaderSettings class specifies features of an XmlReader. public sealed class XmlReaderSettings { // // Fields // // Nametable XmlNameTable nameTable; // XmlResolver XmlResolver xmlResolver; // Text settings int lineNumberOffset; int linePositionOffset; // Conformance settings ConformanceLevel conformanceLevel; bool checkCharacters; long maxCharactersInDocument; long maxCharactersFromEntities; //Validation settings ValidationType validationType; XmlSchemaValidationFlags validationFlags; XmlSchemaSet schemas; ValidationEventHandler valEventHandler; // Filtering settings bool ignoreWhitespace; bool ignorePIs; bool ignoreComments; // security settings bool prohibitDtd; // other settings bool closeInput; // read-only flag bool isReadOnly; // // Constructor // public XmlReaderSettings() { Reset(); } // // Properties // // Nametable public XmlNameTable NameTable { get { return nameTable; } set { CheckReadOnly( "NameTable" ); nameTable = value; } } // XmlResolver public XmlResolver XmlResolver { set { CheckReadOnly( "XmlResolver" ); xmlResolver = value; } } internal XmlResolver GetXmlResolver() { return xmlResolver; } // Text settings public int LineNumberOffset { get { return lineNumberOffset; } set { CheckReadOnly( "LineNumberOffset" ); if ( lineNumberOffset < 0 ) { throw new ArgumentOutOfRangeException( "value" ); } lineNumberOffset = value; } } public int LinePositionOffset { get { return linePositionOffset; } set { CheckReadOnly( "LinePositionOffset" ); if ( linePositionOffset < 0 ) { throw new ArgumentOutOfRangeException( "value" ); } linePositionOffset = value; } } // Conformance settings public ConformanceLevel ConformanceLevel { get { return conformanceLevel; } set { CheckReadOnly( "ConformanceLevel" ); if ( (uint)value > (uint)ConformanceLevel.Document ) { throw new ArgumentOutOfRangeException( "value" ); } conformanceLevel = value; } } public bool CheckCharacters { get { return checkCharacters; } set { CheckReadOnly( "CheckCharacters" ); checkCharacters = value; } } public long MaxCharactersInDocument { get { return maxCharactersInDocument; } set { CheckReadOnly("MaxCharactersInDocument"); if (value < 0) { throw new ArgumentOutOfRangeException("value"); } maxCharactersInDocument = value; } } public long MaxCharactersFromEntities { get { return maxCharactersFromEntities; } set { CheckReadOnly("MaxCharactersFromEntities"); if (value < 0) { throw new ArgumentOutOfRangeException("value"); } maxCharactersFromEntities = value; } } public ValidationType ValidationType { get { return validationType; } set { CheckReadOnly("ValidationType"); if ( (uint)value > (uint)ValidationType.Schema ) { throw new ArgumentOutOfRangeException( "value" ); } validationType = value; } } public XmlSchemaValidationFlags ValidationFlags { get { return validationFlags; } set { CheckReadOnly("ValidationFlags"); if ( (uint)value > (uint)( XmlSchemaValidationFlags.ProcessInlineSchema | XmlSchemaValidationFlags.ProcessSchemaLocation | XmlSchemaValidationFlags.ReportValidationWarnings | XmlSchemaValidationFlags.ProcessIdentityConstraints | XmlSchemaValidationFlags.AllowXmlAttributes ) ) { throw new ArgumentOutOfRangeException( "value" ); } validationFlags = value; } } public XmlSchemaSet Schemas { get { if ( schemas == null ) { schemas = new XmlSchemaSet(); } return schemas; } set { CheckReadOnly( "Schemas" ); schemas = value; } } public event ValidationEventHandler ValidationEventHandler { add { CheckReadOnly( "ValidationEventHandler" ); valEventHandler += value; } remove { CheckReadOnly( "ValidationEventHandler" ); valEventHandler -= value; } } // Filtering settings public bool IgnoreWhitespace { get { return ignoreWhitespace; } set { CheckReadOnly( "IgnoreWhitespace" ); ignoreWhitespace = value; } } public bool IgnoreProcessingInstructions { get { return ignorePIs; } set { CheckReadOnly( "IgnoreProcessingInstructions" ); ignorePIs = value; } } public bool IgnoreComments { get { return ignoreComments; } set { CheckReadOnly( "IgnoreComments" ); ignoreComments = value; } } public bool ProhibitDtd { get { return prohibitDtd; } set { CheckReadOnly( "ProhibitDtd" ); prohibitDtd = value; } } public bool CloseInput { get { return closeInput; } set { CheckReadOnly( "CloseInput" ); closeInput = value; } } // // Public methods // public void Reset() { CheckReadOnly( "Reset" ); nameTable = null; xmlResolver = new XmlUrlResolver(); lineNumberOffset = 0; linePositionOffset = 0; checkCharacters = true; conformanceLevel = ConformanceLevel.Document; schemas = null; validationType = ValidationType.None; validationFlags = XmlSchemaValidationFlags.ProcessIdentityConstraints; validationFlags |= XmlSchemaValidationFlags.AllowXmlAttributes; ignoreWhitespace = false; ignorePIs = false; ignoreComments = false; prohibitDtd = true; closeInput = false; maxCharactersFromEntities = 0; maxCharactersInDocument = 0; isReadOnly = false; } public XmlReaderSettings Clone() { XmlReaderSettings clonedSettings = MemberwiseClone() as XmlReaderSettings; clonedSettings.isReadOnly = false; return clonedSettings; } // // Internal and private methods // internal bool ReadOnly { get { return isReadOnly; } set { isReadOnly = value; } } internal ValidationEventHandler GetEventHandler() { return valEventHandler; } private void CheckReadOnly( string propertyName ) { if ( isReadOnly ) { throw new XmlException( Res.Xml_ReadOnlyProperty, "XmlReaderSettings." + propertyName ); } } internal bool CanResolveExternals { get { return prohibitDtd == false && xmlResolver != null; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. 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