Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / Xml / System / Xml / XPath / Internal / baseaxisquery.cs / 1 / baseaxisquery.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //----------------------------------------------------------------------------- namespace MS.Internal.Xml.XPath { using System; using System.Xml; using System.Xml.XPath; using System.Diagnostics; using System.Globalization; using System.Xml.Xsl; using System.Collections; internal abstract class BaseAxisQuery : Query { internal Query qyInput; bool nameTest; string name; string prefix; string nsUri; XPathNodeType typeTest; // these two things are the state of this class // that need to be reset whenever the context changes. protected XPathNavigator currentNode; protected int position; protected BaseAxisQuery(Query qyInput) { this.name = string.Empty; this.prefix = string.Empty; this.nsUri = string.Empty; this.qyInput = qyInput; } protected BaseAxisQuery(Query qyInput, string name, string prefix, XPathNodeType typeTest) { Debug.Assert(qyInput != null); this.qyInput = qyInput; this.name = name; this.prefix = prefix; this.typeTest = typeTest; this.nameTest = prefix.Length != 0 || name.Length != 0; this.nsUri = string.Empty; } protected BaseAxisQuery(BaseAxisQuery other) : base(other) { this.qyInput = Clone(other.qyInput); this.name = other.name; this.prefix = other.prefix; this.nsUri = other.nsUri; this.typeTest = other.typeTest; this.nameTest = other.nameTest; this.position = other.position; this.currentNode = other.currentNode; } public override void Reset() { position = 0; currentNode = null; // After this current will not point to context node from Evaluate() call // But this is ok, becuase there is no public Reset() on XPathNodeIterator qyInput.Reset(); } public override void SetXsltContext(XsltContext context) { Debug.Assert(context != null); nsUri = context.LookupNamespace(prefix); qyInput.SetXsltContext(context); } protected string Name { get { return name; } } protected string Prefix { get { return prefix; } } protected string Namespace { get { return nsUri; } } protected bool NameTest { get { return nameTest; } } protected XPathNodeType TypeTest { get { return typeTest; } } public override int CurrentPosition { get { return position; } } public override XPathNavigator Current { get { return currentNode; } } public virtual bool matches(XPathNavigator e) { if ( TypeTest == e.NodeType || TypeTest == XPathNodeType.All || TypeTest == XPathNodeType.Text && (e.NodeType == XPathNodeType.Whitespace || e.NodeType == XPathNodeType.SignificantWhitespace) ) { if (NameTest) { if (name.Equals(e.LocalName) || name.Length == 0) { if (nsUri.Equals(e.NamespaceURI)){ return true; } } } else { return true; } } return false; } public override object Evaluate(XPathNodeIterator nodeIterator) { ResetCount(); Reset(); qyInput.Evaluate(nodeIterator); AssertQuery(qyInput); return this; } public override double XsltDefaultPriority { get { if (qyInput.GetType() != typeof(ContextQuery)) { return 0.5; // a/b a[b] id('s')/a } Debug.Assert(this is AttributeQuery || this is ChildrenQuery); if (name.Length != 0) { return 0; // p:foo, foo, processing-instruction("foo") } if (prefix.Length != 0) { return -0.25; // p:* } return -0.5; // *, text(), node() } } public override XPathResultType StaticType { get { return XPathResultType.NodeSet; } } public override void PrintQuery(XmlWriter w) { w.WriteStartElement(this.GetType().Name); if (NameTest) { w.WriteAttributeString("name", Prefix.Length != 0 ? Prefix + ':' + Name : Name); } if (TypeTest != XPathNodeType.Element) { w.WriteAttributeString("nodeType", TypeTest.ToString()); } qyInput.PrintQuery(w); w.WriteEndElement(); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //----------------------------------------------------------------------------- namespace MS.Internal.Xml.XPath { using System; using System.Xml; using System.Xml.XPath; using System.Diagnostics; using System.Globalization; using System.Xml.Xsl; using System.Collections; internal abstract class BaseAxisQuery : Query { internal Query qyInput; bool nameTest; string name; string prefix; string nsUri; XPathNodeType typeTest; // these two things are the state of this class // that need to be reset whenever the context changes. protected XPathNavigator currentNode; protected int position; protected BaseAxisQuery(Query qyInput) { this.name = string.Empty; this.prefix = string.Empty; this.nsUri = string.Empty; this.qyInput = qyInput; } protected BaseAxisQuery(Query qyInput, string name, string prefix, XPathNodeType typeTest) { Debug.Assert(qyInput != null); this.qyInput = qyInput; this.name = name; this.prefix = prefix; this.typeTest = typeTest; this.nameTest = prefix.Length != 0 || name.Length != 0; this.nsUri = string.Empty; } protected BaseAxisQuery(BaseAxisQuery other) : base(other) { this.qyInput = Clone(other.qyInput); this.name = other.name; this.prefix = other.prefix; this.nsUri = other.nsUri; this.typeTest = other.typeTest; this.nameTest = other.nameTest; this.position = other.position; this.currentNode = other.currentNode; } public override void Reset() { position = 0; currentNode = null; // After this current will not point to context node from Evaluate() call // But this is ok, becuase there is no public Reset() on XPathNodeIterator qyInput.Reset(); } public override void SetXsltContext(XsltContext context) { Debug.Assert(context != null); nsUri = context.LookupNamespace(prefix); qyInput.SetXsltContext(context); } protected string Name { get { return name; } } protected string Prefix { get { return prefix; } } protected string Namespace { get { return nsUri; } } protected bool NameTest { get { return nameTest; } } protected XPathNodeType TypeTest { get { return typeTest; } } public override int CurrentPosition { get { return position; } } public override XPathNavigator Current { get { return currentNode; } } public virtual bool matches(XPathNavigator e) { if ( TypeTest == e.NodeType || TypeTest == XPathNodeType.All || TypeTest == XPathNodeType.Text && (e.NodeType == XPathNodeType.Whitespace || e.NodeType == XPathNodeType.SignificantWhitespace) ) { if (NameTest) { if (name.Equals(e.LocalName) || name.Length == 0) { if (nsUri.Equals(e.NamespaceURI)){ return true; } } } else { return true; } } return false; } public override object Evaluate(XPathNodeIterator nodeIterator) { ResetCount(); Reset(); qyInput.Evaluate(nodeIterator); AssertQuery(qyInput); return this; } public override double XsltDefaultPriority { get { if (qyInput.GetType() != typeof(ContextQuery)) { return 0.5; // a/b a[b] id('s')/a } Debug.Assert(this is AttributeQuery || this is ChildrenQuery); if (name.Length != 0) { return 0; // p:foo, foo, processing-instruction("foo") } if (prefix.Length != 0) { return -0.25; // p:* } return -0.5; // *, text(), node() } } public override XPathResultType StaticType { get { return XPathResultType.NodeSet; } } public override void PrintQuery(XmlWriter w) { w.WriteStartElement(this.GetType().Name); if (NameTest) { w.WriteAttributeString("name", Prefix.Length != 0 ? Prefix + ':' + Name : Name); } if (TypeTest != XPathNodeType.Element) { w.WriteAttributeString("nodeType", TypeTest.ToString()); } qyInput.PrintQuery(w); w.WriteEndElement(); } } } // 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
- Activator.cs
- BrowserDefinitionCollection.cs
- NamedPipeProcessProtocolHandler.cs
- ISFClipboardData.cs
- HttpCapabilitiesBase.cs
- IteratorFilter.cs
- WebPartConnectionsCancelVerb.cs
- GetPageCompletedEventArgs.cs
- DirectoryNotFoundException.cs
- TypeDelegator.cs
- TraceContextRecord.cs
- DomainConstraint.cs
- ToolStripRenderEventArgs.cs
- DataGridCommandEventArgs.cs
- UInt16Storage.cs
- XmlLinkedNode.cs
- Tokenizer.cs
- XmlUtil.cs
- ModelTreeEnumerator.cs
- log.cs
- UpdateCommand.cs
- HttpRawResponse.cs
- OSFeature.cs
- XmlQueryType.cs
- MSAAWinEventWrap.cs
- AuthenticationModuleElementCollection.cs
- Activity.cs
- ValidationHelper.cs
- SecurityPermission.cs
- AccessDataSource.cs
- TemplateBamlRecordReader.cs
- ScrollableControl.cs
- PeerApplicationLaunchInfo.cs
- DebugView.cs
- DbConnectionOptions.cs
- XamlToRtfParser.cs
- ThemeInfoAttribute.cs
- StringUtil.cs
- AssemblyContextControlItem.cs
- ZipPackagePart.cs
- DataGridViewRowCollection.cs
- CanonicalFontFamilyReference.cs
- DesignerLoader.cs
- DateTimePicker.cs
- GridViewUpdateEventArgs.cs
- SendKeys.cs
- SmtpLoginAuthenticationModule.cs
- PrivilegeNotHeldException.cs
- ToolStripLabel.cs
- BufferedReadStream.cs
- TranslateTransform.cs
- COM2FontConverter.cs
- SqlDataSourceWizardForm.cs
- SrgsDocumentParser.cs
- DbModificationCommandTree.cs
- PartialCachingControl.cs
- activationcontext.cs
- HashMembershipCondition.cs
- KeyEvent.cs
- MinMaxParagraphWidth.cs
- CustomErrorsSection.cs
- CodeChecksumPragma.cs
- PropertyStore.cs
- MiniLockedBorderGlyph.cs
- WbemProvider.cs
- EventDescriptorCollection.cs
- CodeNamespace.cs
- UriScheme.cs
- UrlUtility.cs
- Brush.cs
- Console.cs
- ChtmlLinkAdapter.cs
- HttpModuleActionCollection.cs
- shaperfactory.cs
- WebPartZoneDesigner.cs
- SamlAuthorizationDecisionStatement.cs
- SiteOfOriginPart.cs
- Clause.cs
- BrowserDefinition.cs
- ValueQuery.cs
- MaterialCollection.cs
- ResourceReferenceExpression.cs
- ResourceKey.cs
- XmlCharType.cs
- ViewKeyConstraint.cs
- DbBuffer.cs
- DataGridPreparingCellForEditEventArgs.cs
- LayoutUtils.cs
- Guid.cs
- UnsafePeerToPeerMethods.cs
- Style.cs
- DescendantBaseQuery.cs
- ScrollItemPatternIdentifiers.cs
- ThemeDictionaryExtension.cs
- TextEditorSpelling.cs
- DbQueryCommandTree.cs
- HtmlInputReset.cs
- CompModSwitches.cs
- TdsParserStaticMethods.cs
- ClientOptions.cs