Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / Xml / System / Xml / Core / XmlTextReader.cs / 1 / XmlTextReader.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //----------------------------------------------------------------------------- using System; using System.IO; using System.Text; using System.Xml.Schema; using System.Collections; using System.Security.Policy; using System.Collections.Generic; using System.Security.Permissions; namespace System.Xml { [PermissionSetAttribute( SecurityAction.InheritanceDemand, Name = "FullTrust" )] public partial class XmlTextReader : XmlReader, IXmlLineInfo, IXmlNamespaceResolver { // // Member fields // XmlTextReaderImpl impl; // // // Constructors // protected XmlTextReader() { impl = new XmlTextReaderImpl(); impl.OuterReader = this; } protected XmlTextReader( XmlNameTable nt ) { impl = new XmlTextReaderImpl( nt ); impl.OuterReader = this; } public XmlTextReader( Stream input ) { impl = new XmlTextReaderImpl( input ); impl.OuterReader = this; } public XmlTextReader( string url, Stream input ) { impl = new XmlTextReaderImpl( url, input ); impl.OuterReader = this; } public XmlTextReader( Stream input, XmlNameTable nt ) { impl = new XmlTextReaderImpl( input, nt ); impl.OuterReader = this; } public XmlTextReader( string url, Stream input, XmlNameTable nt ) { impl = new XmlTextReaderImpl( url, input, nt ); impl.OuterReader = this; } public XmlTextReader( TextReader input ) { impl = new XmlTextReaderImpl( input ); impl.OuterReader = this; } public XmlTextReader( string url, TextReader input ) { impl = new XmlTextReaderImpl( url, input ); impl.OuterReader = this; } public XmlTextReader( TextReader input, XmlNameTable nt ) { impl = new XmlTextReaderImpl( input, nt ); impl.OuterReader = this; } public XmlTextReader( string url, TextReader input, XmlNameTable nt ) { impl = new XmlTextReaderImpl( url, input, nt ); impl.OuterReader = this; } public XmlTextReader( Stream xmlFragment, XmlNodeType fragType, XmlParserContext context ) { impl = new XmlTextReaderImpl( xmlFragment, fragType, context ); impl.OuterReader = this; } public XmlTextReader( string xmlFragment, XmlNodeType fragType, XmlParserContext context ) { impl = new XmlTextReaderImpl( xmlFragment, fragType, context ); impl.OuterReader = this; } public XmlTextReader( string url ) { impl = new XmlTextReaderImpl( url, new NameTable() ); impl.OuterReader = this; } public XmlTextReader( String url, XmlNameTable nt ) { impl = new XmlTextReaderImpl( url, nt ); impl.OuterReader = this; } // // XmlReader members // public override XmlReaderSettings Settings { get { return null; } } public override XmlNodeType NodeType { get { return impl.NodeType; } } public override string Name { get { return impl.Name; } } public override string LocalName { get { return impl.LocalName; } } public override string NamespaceURI { get { return impl.NamespaceURI; } } public override string Prefix { get { return impl.Prefix; } } public override bool HasValue { get { return impl.HasValue; } } public override string Value { get { return impl.Value; } } public override int Depth { get { return impl.Depth; } } public override string BaseURI { get { return impl.BaseURI; } } public override bool IsEmptyElement { get { return impl.IsEmptyElement; } } public override bool IsDefault { get { return impl.IsDefault; } } public override char QuoteChar { get { return impl.QuoteChar; } } public override XmlSpace XmlSpace { get { return impl.XmlSpace; } } public override string XmlLang { get { return impl.XmlLang; } } // XmlTextReader does not override SchemaInfo, ValueType and ReadTypeValue public override int AttributeCount { get { return impl.AttributeCount; } } public override string GetAttribute( string name ) { return impl.GetAttribute( name ); } public override string GetAttribute( string localName, string namespaceURI ) { return impl.GetAttribute( localName, namespaceURI ); } public override string GetAttribute( int i ) { return impl.GetAttribute( i ); } public override bool MoveToAttribute( string name ) { return impl.MoveToAttribute( name ); } public override bool MoveToAttribute( string localName, string namespaceURI ) { return impl.MoveToAttribute( localName, namespaceURI ); } public override void MoveToAttribute( int i ) { impl.MoveToAttribute( i ); } public override bool MoveToFirstAttribute() { return impl.MoveToFirstAttribute(); } public override bool MoveToNextAttribute() { return impl.MoveToNextAttribute(); } public override bool MoveToElement() { return impl.MoveToElement(); } public override bool ReadAttributeValue() { return impl.ReadAttributeValue(); } public override bool Read() { return impl.Read(); } public override bool EOF { get { return impl.EOF; } } public override void Close() { impl.Close(); } public override ReadState ReadState { get { return impl.ReadState; } } public override void Skip() { impl.Skip(); } public override XmlNameTable NameTable { get { return impl.NameTable; } } public override String LookupNamespace( String prefix ) { string ns = impl.LookupNamespace( prefix ); if ( ns != null && ns.Length == 0 ) { ns = null; } return ns; } public override bool CanResolveEntity { get { return true; } } public override void ResolveEntity() { impl.ResolveEntity(); } // Binary content access methods public override bool CanReadBinaryContent { get { return true; } } public override int ReadContentAsBase64( byte[] buffer, int index, int count ) { return impl.ReadContentAsBase64( buffer, index, count ); } public override int ReadElementContentAsBase64( byte[] buffer, int index, int count ) { return impl.ReadElementContentAsBase64( buffer, index, count ); } public override int ReadContentAsBinHex( byte[] buffer, int index, int count ) { return impl.ReadContentAsBinHex( buffer, index, count ); } public override int ReadElementContentAsBinHex( byte[] buffer, int index, int count ) { return impl.ReadElementContentAsBinHex( buffer, index, count ); } // Text streaming methods // XmlTextReader does do support streaming of Value (there are backwards compatibility issues when enabled) public override bool CanReadValueChunk { get { return false; } } // Overriden helper methods public override string ReadString() { impl.MoveOffEntityReference(); return base.ReadString(); } // // IXmlLineInfo members // public bool HasLineInfo() { return true; } public int LineNumber { get { return impl.LineNumber; } } public int LinePosition { get { return impl.LinePosition; } } // // IXmlNamespaceResolver members // IDictionaryIXmlNamespaceResolver.GetNamespacesInScope( XmlNamespaceScope scope ) { return impl.GetNamespacesInScope( scope ); } string IXmlNamespaceResolver.LookupNamespace(string prefix) { return impl.LookupNamespace( prefix ); } string IXmlNamespaceResolver.LookupPrefix( string namespaceName ) { return impl.LookupPrefix( namespaceName ); } // This pragma disables a warning that the return type is not CLS-compliant, but generics are part of CLS in Whidbey. #pragma warning disable 3002 // FXCOP: ExplicitMethodImplementationsInUnsealedClassesHaveVisibleAlternates // public versions of IXmlNamespaceResolver methods, so that XmlTextReader subclasses can access them public IDictionary GetNamespacesInScope( XmlNamespaceScope scope ) { return impl.GetNamespacesInScope( scope ); } #pragma warning restore 3002 // // XmlTextReader // public bool Namespaces { get { return impl.Namespaces; } set { impl.Namespaces = value; } } public bool Normalization { get { return impl.Normalization; } set { impl.Normalization = value; } } public Encoding Encoding { get { return impl.Encoding; } } public WhitespaceHandling WhitespaceHandling { get { return impl.WhitespaceHandling; } set { impl.WhitespaceHandling = value; } } public bool ProhibitDtd { get { return impl.ProhibitDtd; } set { impl.ProhibitDtd = value; } } public EntityHandling EntityHandling { get { return impl.EntityHandling; } set { impl.EntityHandling = value; } } public XmlResolver XmlResolver { set { impl.XmlResolver = value; } } public void ResetState() { impl.ResetState(); } public TextReader GetRemainder() { return impl.GetRemainder(); } public int ReadChars( char[] buffer, int index, int count ) { return impl.ReadChars( buffer, index, count ); } public int ReadBase64( byte[] array, int offset, int len ) { return impl.ReadBase64( array, offset, len ); } public int ReadBinHex( byte[] array, int offset, int len ) { return impl.ReadBinHex( array, offset, len ); } // // Internal helper methods // internal XmlTextReaderImpl Impl { get { return impl; } } internal override XmlNamespaceManager NamespaceManager { get { return impl.NamespaceManager; } } // NOTE: System.Data.SqlXml.XmlDataSourceResolver accesses this property via reflection internal bool XmlValidatingReaderCompatibilityMode { set { impl.XmlValidatingReaderCompatibilityMode = value; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
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