95 lines
3.3 KiB
C#
95 lines
3.3 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="TemplateManager.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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// <owner current="true" primary="true">[....]</owner>
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//------------------------------------------------------------------------------
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namespace System.Xml.Xsl.XsltOld {
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using Res = System.Xml.Utils.Res;
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using System;
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using System.Diagnostics;
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using System.Xml;
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using System.Xml.XPath;
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using System.Collections;
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internal class TemplateManager {
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private XmlQualifiedName mode;
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internal ArrayList templates;
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private Stylesheet stylesheet; // Owning stylesheet
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private class TemplateComparer : IComparer {
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public int Compare(object x, object y) {
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Debug.Assert(x != null && x is TemplateAction);
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Debug.Assert(y != null && y is TemplateAction);
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TemplateAction tx = (TemplateAction) x;
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TemplateAction ty = (TemplateAction) y;
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Debug.Assert(! Double.IsNaN(tx.Priority));
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Debug.Assert(! Double.IsNaN(ty.Priority));
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if (tx.Priority == ty.Priority) {
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Debug.Assert(tx.TemplateId != ty.TemplateId || tx == ty);
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return tx.TemplateId - ty.TemplateId;
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}
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else {
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return tx.Priority > ty.Priority ? 1 : -1;
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}
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}
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}
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private static TemplateComparer s_TemplateComparer = new TemplateComparer();
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internal XmlQualifiedName Mode {
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get { return this.mode; }
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}
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internal TemplateManager(Stylesheet stylesheet, XmlQualifiedName mode) {
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this.mode = mode;
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this.stylesheet = stylesheet;
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}
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internal void AddTemplate(TemplateAction template) {
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Debug.Assert(template != null);
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Debug.Assert(
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((object) this.mode == (object) template.Mode) ||
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(template.Mode == null && this.mode.Equals(XmlQualifiedName.Empty)) ||
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this.mode.Equals(template.Mode)
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);
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if (this.templates == null) {
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this.templates = new ArrayList();
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}
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this.templates.Add(template);
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}
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internal void ProcessTemplates() {
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if (this.templates != null) {
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this.templates.Sort(s_TemplateComparer);
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}
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}
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internal TemplateAction FindTemplate(Processor processor, XPathNavigator navigator) {
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if (this.templates == null) {
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return null;
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}
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Debug.Assert(this.templates != null);
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for (int templateIndex = this.templates.Count - 1; templateIndex >= 0 ; templateIndex --) {
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TemplateAction action = (TemplateAction) this.templates[templateIndex];
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int matchKey = action.MatchKey;
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if (matchKey != Compiler.InvalidQueryKey) {
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if (processor.Matches(navigator, matchKey)) {
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return action;
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}
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}
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}
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return null;
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}
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}
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}
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