Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / fx / src / Xml / System / Xml / Core / QueryOutputWriter.cs / 5 / QueryOutputWriter.cs
//------------------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// [....]
//-----------------------------------------------------------------------------
namespace System.Xml {
using System;
using System.Globalization;
using System.IO;
using System.Collections.Generic;
using System.Xml.Schema;
using System.Diagnostics;
///
/// This writer wraps an XmlRawWriter and inserts additional lexical information into the resulting
/// Xml 1.0 document:
/// 1. CData sections
/// 2. DocType declaration
///
/// It also performs well-formed document checks if standalone="yes" and/or a doc-type-decl is output.
///
internal class QueryOutputWriter : XmlRawWriter {
private XmlRawWriter wrapped;
private bool inCDataSection;
private Dictionary lookupCDataElems;
private BitStack bitsCData;
private XmlQualifiedName qnameCData;
private bool outputDocType, checkWellFormedDoc, hasDocElem, inAttr;
private string systemId, publicId;
private int depth;
public QueryOutputWriter(XmlRawWriter writer, XmlWriterSettings settings) {
this.wrapped = writer;
this.systemId = settings.DocTypeSystem;
this.publicId = settings.DocTypePublic;
if (settings.OutputMethod == XmlOutputMethod.Xml) {
// Xml output method shouldn't output doc-type-decl if system ID is not defined (even if public ID is)
// Only check for well-formed document if output method is xml
if (this.systemId != null) {
this.outputDocType = true;
this.checkWellFormedDoc = true;
}
// Check for well-formed document if standalone="yes" in an auto-generated xml declaration
if (settings.AutoXmlDeclaration && settings.Standalone == XmlStandalone.Yes)
this.checkWellFormedDoc = true;
if (settings.CDataSectionElements.Count > 0) {
this.bitsCData = new BitStack();
this.lookupCDataElems = new Dictionary();
this.qnameCData = new XmlQualifiedName();
// Add each element name to the lookup table
foreach (XmlQualifiedName name in settings.CDataSectionElements) {
this.lookupCDataElems[name] = 0;
}
this.bitsCData.PushBit(false);
}
}
else if (settings.OutputMethod == XmlOutputMethod.Html) {
// Html output method should output doc-type-decl if system ID or public ID is defined
if (this.systemId != null || this.publicId != null)
this.outputDocType = true;
}
}
//-----------------------------------------------
// XmlWriter interface
//-----------------------------------------------
///
/// Get and set the namespace resolver that's used by this RawWriter to resolve prefixes.
///
internal override IXmlNamespaceResolver NamespaceResolver {
get {
return this.resolver;
}
set {
this.resolver = value;
this.wrapped.NamespaceResolver = value;
}
}
///
/// Write the xml declaration. This must be the first call.
///
internal override void WriteXmlDeclaration(XmlStandalone standalone) {
this.wrapped.WriteXmlDeclaration(standalone);
}
internal override void WriteXmlDeclaration(string xmldecl) {
this.wrapped.WriteXmlDeclaration(xmldecl);
}
///
/// Return settings provided to factory.
///
public override XmlWriterSettings Settings {
get {
XmlWriterSettings settings = this.wrapped.Settings;
settings.ReadOnly = false;
settings.DocTypeSystem = this.systemId;
settings.DocTypePublic = this.publicId;
settings.ReadOnly = true;
return settings;
}
}
///
/// Suppress this explicit call to WriteDocType if information was provided by XmlWriterSettings.
///
public override void WriteDocType(string name, string pubid, string sysid, string subset) {
if (this.publicId == null && this.systemId == null) {
Debug.Assert(!this.outputDocType);
this.wrapped.WriteDocType(name, pubid, sysid, subset);
}
}
///
/// Check well-formedness, possibly output doc-type-decl, and determine whether this element is a
/// CData section element.
///
public override void WriteStartElement(string prefix, string localName, string ns) {
EndCDataSection();
if (this.checkWellFormedDoc) {
// Don't allow multiple document elements
if (this.depth == 0 && this.hasDocElem)
throw new XmlException(Res.Xml_NoMultipleRoots, string.Empty);
this.depth++;
this.hasDocElem = true;
}
// Output doc-type declaration immediately before first element is output
if (this.outputDocType) {
this.wrapped.WriteDocType(
prefix.Length != 0 ? prefix + ":" + localName : localName,
this.publicId,
this.systemId,
null);
this.outputDocType = false;
}
this.wrapped.WriteStartElement(prefix, localName, ns);
if (this.lookupCDataElems != null) {
// Determine whether this element is a CData section element
this.qnameCData.Init(localName, ns);
this.bitsCData.PushBit(this.lookupCDataElems.ContainsKey(this.qnameCData));
}
}
internal override void WriteEndElement(string prefix, string localName, string ns) {
EndCDataSection();
this.wrapped.WriteEndElement(prefix, localName, ns);
if (this.checkWellFormedDoc)
this.depth--;
if (this.lookupCDataElems != null)
this.bitsCData.PopBit();
}
internal override void WriteFullEndElement(string prefix, string localName, string ns) {
EndCDataSection();
this.wrapped.WriteFullEndElement(prefix, localName, ns);
if (this.checkWellFormedDoc)
this.depth--;
if (this.lookupCDataElems != null)
this.bitsCData.PopBit();
}
internal override void StartElementContent() {
this.wrapped.StartElementContent();
}
public override void WriteStartAttribute(string prefix, string localName, string ns) {
this.inAttr = true;
this.wrapped.WriteStartAttribute(prefix, localName, ns);
}
public override void WriteEndAttribute() {
this.inAttr = false;
this.wrapped.WriteEndAttribute();
}
internal override void WriteNamespaceDeclaration(string prefix, string ns) {
this.wrapped.WriteNamespaceDeclaration(prefix, ns);
}
public override void WriteCData(string text) {
this.wrapped.WriteCData(text);
}
public override void WriteComment(string text) {
EndCDataSection();
this.wrapped.WriteComment(text);
}
public override void WriteProcessingInstruction(string name, string text) {
EndCDataSection();
this.wrapped.WriteProcessingInstruction(name, text);
}
public override void WriteWhitespace(string ws) {
if (!this.inAttr && (this.inCDataSection || StartCDataSection()))
this.wrapped.WriteCData(ws);
else
this.wrapped.WriteWhitespace(ws);
}
public override void WriteString(string text) {
if (!this.inAttr && (this.inCDataSection || StartCDataSection()))
this.wrapped.WriteCData(text);
else
this.wrapped.WriteString(text);
}
public override void WriteChars(char[] buffer, int index, int count) {
if (!this.inAttr && (this.inCDataSection || StartCDataSection()))
this.wrapped.WriteCData(new string(buffer, index, count));
else
this.wrapped.WriteChars(buffer, index, count);
}
public override void WriteEntityRef(string name) {
EndCDataSection();
this.wrapped.WriteEntityRef(name);
}
public override void WriteCharEntity(char ch) {
EndCDataSection();
this.wrapped.WriteCharEntity(ch);
}
public override void WriteSurrogateCharEntity(char lowChar, char highChar) {
EndCDataSection();
this.wrapped.WriteSurrogateCharEntity(lowChar, highChar);
}
public override void WriteRaw(char[] buffer, int index, int count) {
if (!this.inAttr && (this.inCDataSection || StartCDataSection()))
this.wrapped.WriteCData(new string(buffer, index, count));
else
this.wrapped.WriteRaw(buffer, index, count);
}
public override void WriteRaw(string data) {
if (!this.inAttr && (this.inCDataSection || StartCDataSection()))
this.wrapped.WriteCData(data);
else
this.wrapped.WriteRaw(data);
}
public override void Close() {
this.wrapped.Close();
if (this.checkWellFormedDoc && !this.hasDocElem) {
// Need at least one document element
throw new XmlException(Res.Xml_NoRoot, string.Empty);
}
}
public override void Flush() {
this.wrapped.Flush();
}
//-----------------------------------------------
// Helper methods
//-----------------------------------------------
///
/// Write CData text if element is a CData element. Return true if text should be written
/// within a CData section.
///
private bool StartCDataSection() {
Debug.Assert(!this.inCDataSection);
if (this.lookupCDataElems != null && this.bitsCData.PeekBit()) {
this.inCDataSection = true;
return true;
}
return false;
}
///
/// No longer write CData text.
///
private void EndCDataSection() {
this.inCDataSection = false;
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// [....]
//-----------------------------------------------------------------------------
namespace System.Xml {
using System;
using System.Globalization;
using System.IO;
using System.Collections.Generic;
using System.Xml.Schema;
using System.Diagnostics;
///
/// This writer wraps an XmlRawWriter and inserts additional lexical information into the resulting
/// Xml 1.0 document:
/// 1. CData sections
/// 2. DocType declaration
///
/// It also performs well-formed document checks if standalone="yes" and/or a doc-type-decl is output.
///
internal class QueryOutputWriter : XmlRawWriter {
private XmlRawWriter wrapped;
private bool inCDataSection;
private Dictionary lookupCDataElems;
private BitStack bitsCData;
private XmlQualifiedName qnameCData;
private bool outputDocType, checkWellFormedDoc, hasDocElem, inAttr;
private string systemId, publicId;
private int depth;
public QueryOutputWriter(XmlRawWriter writer, XmlWriterSettings settings) {
this.wrapped = writer;
this.systemId = settings.DocTypeSystem;
this.publicId = settings.DocTypePublic;
if (settings.OutputMethod == XmlOutputMethod.Xml) {
// Xml output method shouldn't output doc-type-decl if system ID is not defined (even if public ID is)
// Only check for well-formed document if output method is xml
if (this.systemId != null) {
this.outputDocType = true;
this.checkWellFormedDoc = true;
}
// Check for well-formed document if standalone="yes" in an auto-generated xml declaration
if (settings.AutoXmlDeclaration && settings.Standalone == XmlStandalone.Yes)
this.checkWellFormedDoc = true;
if (settings.CDataSectionElements.Count > 0) {
this.bitsCData = new BitStack();
this.lookupCDataElems = new Dictionary();
this.qnameCData = new XmlQualifiedName();
// Add each element name to the lookup table
foreach (XmlQualifiedName name in settings.CDataSectionElements) {
this.lookupCDataElems[name] = 0;
}
this.bitsCData.PushBit(false);
}
}
else if (settings.OutputMethod == XmlOutputMethod.Html) {
// Html output method should output doc-type-decl if system ID or public ID is defined
if (this.systemId != null || this.publicId != null)
this.outputDocType = true;
}
}
//-----------------------------------------------
// XmlWriter interface
//-----------------------------------------------
///
/// Get and set the namespace resolver that's used by this RawWriter to resolve prefixes.
///
internal override IXmlNamespaceResolver NamespaceResolver {
get {
return this.resolver;
}
set {
this.resolver = value;
this.wrapped.NamespaceResolver = value;
}
}
///
/// Write the xml declaration. This must be the first call.
///
internal override void WriteXmlDeclaration(XmlStandalone standalone) {
this.wrapped.WriteXmlDeclaration(standalone);
}
internal override void WriteXmlDeclaration(string xmldecl) {
this.wrapped.WriteXmlDeclaration(xmldecl);
}
///
/// Return settings provided to factory.
///
public override XmlWriterSettings Settings {
get {
XmlWriterSettings settings = this.wrapped.Settings;
settings.ReadOnly = false;
settings.DocTypeSystem = this.systemId;
settings.DocTypePublic = this.publicId;
settings.ReadOnly = true;
return settings;
}
}
///
/// Suppress this explicit call to WriteDocType if information was provided by XmlWriterSettings.
///
public override void WriteDocType(string name, string pubid, string sysid, string subset) {
if (this.publicId == null && this.systemId == null) {
Debug.Assert(!this.outputDocType);
this.wrapped.WriteDocType(name, pubid, sysid, subset);
}
}
///
/// Check well-formedness, possibly output doc-type-decl, and determine whether this element is a
/// CData section element.
///
public override void WriteStartElement(string prefix, string localName, string ns) {
EndCDataSection();
if (this.checkWellFormedDoc) {
// Don't allow multiple document elements
if (this.depth == 0 && this.hasDocElem)
throw new XmlException(Res.Xml_NoMultipleRoots, string.Empty);
this.depth++;
this.hasDocElem = true;
}
// Output doc-type declaration immediately before first element is output
if (this.outputDocType) {
this.wrapped.WriteDocType(
prefix.Length != 0 ? prefix + ":" + localName : localName,
this.publicId,
this.systemId,
null);
this.outputDocType = false;
}
this.wrapped.WriteStartElement(prefix, localName, ns);
if (this.lookupCDataElems != null) {
// Determine whether this element is a CData section element
this.qnameCData.Init(localName, ns);
this.bitsCData.PushBit(this.lookupCDataElems.ContainsKey(this.qnameCData));
}
}
internal override void WriteEndElement(string prefix, string localName, string ns) {
EndCDataSection();
this.wrapped.WriteEndElement(prefix, localName, ns);
if (this.checkWellFormedDoc)
this.depth--;
if (this.lookupCDataElems != null)
this.bitsCData.PopBit();
}
internal override void WriteFullEndElement(string prefix, string localName, string ns) {
EndCDataSection();
this.wrapped.WriteFullEndElement(prefix, localName, ns);
if (this.checkWellFormedDoc)
this.depth--;
if (this.lookupCDataElems != null)
this.bitsCData.PopBit();
}
internal override void StartElementContent() {
this.wrapped.StartElementContent();
}
public override void WriteStartAttribute(string prefix, string localName, string ns) {
this.inAttr = true;
this.wrapped.WriteStartAttribute(prefix, localName, ns);
}
public override void WriteEndAttribute() {
this.inAttr = false;
this.wrapped.WriteEndAttribute();
}
internal override void WriteNamespaceDeclaration(string prefix, string ns) {
this.wrapped.WriteNamespaceDeclaration(prefix, ns);
}
public override void WriteCData(string text) {
this.wrapped.WriteCData(text);
}
public override void WriteComment(string text) {
EndCDataSection();
this.wrapped.WriteComment(text);
}
public override void WriteProcessingInstruction(string name, string text) {
EndCDataSection();
this.wrapped.WriteProcessingInstruction(name, text);
}
public override void WriteWhitespace(string ws) {
if (!this.inAttr && (this.inCDataSection || StartCDataSection()))
this.wrapped.WriteCData(ws);
else
this.wrapped.WriteWhitespace(ws);
}
public override void WriteString(string text) {
if (!this.inAttr && (this.inCDataSection || StartCDataSection()))
this.wrapped.WriteCData(text);
else
this.wrapped.WriteString(text);
}
public override void WriteChars(char[] buffer, int index, int count) {
if (!this.inAttr && (this.inCDataSection || StartCDataSection()))
this.wrapped.WriteCData(new string(buffer, index, count));
else
this.wrapped.WriteChars(buffer, index, count);
}
public override void WriteEntityRef(string name) {
EndCDataSection();
this.wrapped.WriteEntityRef(name);
}
public override void WriteCharEntity(char ch) {
EndCDataSection();
this.wrapped.WriteCharEntity(ch);
}
public override void WriteSurrogateCharEntity(char lowChar, char highChar) {
EndCDataSection();
this.wrapped.WriteSurrogateCharEntity(lowChar, highChar);
}
public override void WriteRaw(char[] buffer, int index, int count) {
if (!this.inAttr && (this.inCDataSection || StartCDataSection()))
this.wrapped.WriteCData(new string(buffer, index, count));
else
this.wrapped.WriteRaw(buffer, index, count);
}
public override void WriteRaw(string data) {
if (!this.inAttr && (this.inCDataSection || StartCDataSection()))
this.wrapped.WriteCData(data);
else
this.wrapped.WriteRaw(data);
}
public override void Close() {
this.wrapped.Close();
if (this.checkWellFormedDoc && !this.hasDocElem) {
// Need at least one document element
throw new XmlException(Res.Xml_NoRoot, string.Empty);
}
}
public override void Flush() {
this.wrapped.Flush();
}
//-----------------------------------------------
// Helper methods
//-----------------------------------------------
///
/// Write CData text if element is a CData element. Return true if text should be written
/// within a CData section.
///
private bool StartCDataSection() {
Debug.Assert(!this.inCDataSection);
if (this.lookupCDataElems != null && this.bitsCData.PeekBit()) {
this.inCDataSection = true;
return true;
}
return false;
}
///
/// No longer write CData text.
///
private void EndCDataSection() {
this.inCDataSection = 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
- ImportedNamespaceContextItem.cs
- HttpModuleAction.cs
- MetadataItem.cs
- _LocalDataStore.cs
- ApplicationFileParser.cs
- CodeDirectiveCollection.cs
- ImageButton.cs
- MarkerProperties.cs
- HuffModule.cs
- Focus.cs
- DecimalFormatter.cs
- Button.cs
- XmlSchemaException.cs
- ApplicationInfo.cs
- QueryResultOp.cs
- ExpressionBuilder.cs
- HttpCapabilitiesEvaluator.cs
- IndexerNameAttribute.cs
- SchemaNamespaceManager.cs
- FileStream.cs
- FormsIdentity.cs
- ImageListImageEditor.cs
- counter.cs
- SizeAnimationClockResource.cs
- WrappingXamlSchemaContext.cs
- DayRenderEvent.cs
- DefaultShape.cs
- InkCanvasFeedbackAdorner.cs
- FilterUserControlBase.cs
- CodeAssignStatement.cs
- ProcessRequestAsyncResult.cs
- BeginEvent.cs
- AssemblyAttributes.cs
- OrderingInfo.cs
- OleDbCommandBuilder.cs
- SmtpAuthenticationManager.cs
- URLAttribute.cs
- TreeChangeInfo.cs
- DictionaryChange.cs
- HwndHost.cs
- AttributeData.cs
- CommandBinding.cs
- ParagraphVisual.cs
- TrackPoint.cs
- GraphicsContainer.cs
- TopClause.cs
- MsdtcClusterUtils.cs
- DocumentPageTextView.cs
- DataKeyCollection.cs
- EditingScopeUndoUnit.cs
- Light.cs
- __Filters.cs
- Storyboard.cs
- ProtocolViolationException.cs
- StylusDevice.cs
- ControlIdConverter.cs
- OuterGlowBitmapEffect.cs
- odbcmetadatafactory.cs
- MimeMapping.cs
- CompilerParameters.cs
- SqlDataSourceConfigureSelectPanel.cs
- FloatSumAggregationOperator.cs
- IncrementalHitTester.cs
- CodeDelegateInvokeExpression.cs
- CodeAttributeArgument.cs
- DataSysAttribute.cs
- GlobalizationSection.cs
- Site.cs
- RowBinding.cs
- GridEntryCollection.cs
- ADRole.cs
- ProxyGenerationError.cs
- ResponseStream.cs
- DaylightTime.cs
- CalendarAutomationPeer.cs
- StrokeRenderer.cs
- IOException.cs
- FileLogRecordStream.cs
- SQLInt16Storage.cs
- Span.cs
- TreeNodeStyle.cs
- CommandValueSerializer.cs
- UrlAuthFailureHandler.cs
- EntitySetDataBindingList.cs
- Track.cs
- AppearanceEditorPart.cs
- PrimarySelectionGlyph.cs
- SupportsEventValidationAttribute.cs
- SrgsGrammar.cs
- UrlMappingsModule.cs
- TextParagraphCache.cs
- PointKeyFrameCollection.cs
- ProfilePropertyNameValidator.cs
- SqlDependencyListener.cs
- ApplicationServicesHostFactory.cs
- _UriSyntax.cs
- JsonEnumDataContract.cs
- TextTabProperties.cs
- CompositeFontParser.cs
- MailWebEventProvider.cs