82 lines
2.9 KiB
C#
82 lines
2.9 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="UseAttributeSetsAction.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">Microsoft</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 UseAttributeSetsAction : CompiledAction {
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private XmlQualifiedName[] useAttributeSets;
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private string useString;
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private const int ProcessingSets = 2;
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internal XmlQualifiedName[] UsedSets {
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get { return this.useAttributeSets; }
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}
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internal override void Compile(Compiler compiler) {
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Debug.Assert(Ref.Equal(compiler.Input.LocalName, compiler.Atoms.UseAttributeSets));
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this.useString = compiler.Input.Value;
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Debug.Assert(this.useAttributeSets == null);
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if (this.useString.Length == 0) {
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// Split creates empty node is spliting empty string
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this.useAttributeSets = new XmlQualifiedName[0];
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return;
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}
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string[] qnames = XmlConvert.SplitString(this.useString);
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try {
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this.useAttributeSets = new XmlQualifiedName[qnames.Length]; {
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for (int i = 0; i < qnames.Length; i++) {
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this.useAttributeSets[i] = compiler.CreateXPathQName(qnames[i]);
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}
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}
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}
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catch (XsltException) {
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if (!compiler.ForwardCompatibility) {
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// Rethrow the exception if we're not in forwards-compatible mode
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throw;
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}
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// Ignore the whole list in forwards-compatible mode
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this.useAttributeSets = new XmlQualifiedName[0];
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}
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}
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internal override void Execute(Processor processor, ActionFrame frame) {
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switch(frame.State) {
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case Initialized:
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frame.Counter = 0;
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frame.State = ProcessingSets;
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goto case ProcessingSets;
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case ProcessingSets:
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if (frame.Counter < this.useAttributeSets.Length) {
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AttributeSetAction action = processor.RootAction.GetAttributeSet(this.useAttributeSets[frame.Counter]);
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frame.IncrementCounter();
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processor.PushActionFrame(action, frame.NodeSet);
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}
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else {
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frame.Finished();
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}
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break;
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default:
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Debug.Fail("Invalid Container action execution state");
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break;
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}
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}
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}
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}
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