XmlTextReader.cs source code in C# .NET

                        Code:
                         / FX-1434 / FX-1434 / 1.0 / 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
//
        IDictionary IXmlNamespaceResolver.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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