1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
|
//------------------------------------------------------------------------------
// <copyright file="CopyNamespacesAction.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
// <owner current="true" primary="true">Microsoft</owner>
//------------------------------------------------------------------------------
namespace System.Xml.Xsl.XsltOld {
using Res = System.Xml.Utils.Res;
using System;
using System.Diagnostics;
using System.Xml;
using System.Xml.XPath;
internal sealed class CopyNamespacesAction : Action {
private const int BeginEvent = 2;
private const int TextEvent = 3;
private const int EndEvent = 4;
private const int Advance = 5;
private static CopyNamespacesAction s_Action = new CopyNamespacesAction();
internal static CopyNamespacesAction GetAction() {
Debug.Assert(s_Action != null);
return s_Action;
}
internal override void Execute(Processor processor, ActionFrame frame) {
Debug.Assert(processor != null && frame != null);
while (processor.CanContinue) {
switch (frame.State) {
case Initialized:
if (frame.Node.MoveToFirstNamespace(XPathNamespaceScope.ExcludeXml) == false) {
frame.Finished();
break;
}
frame.State = BeginEvent;
goto case BeginEvent;
case BeginEvent:
Debug.Assert(frame.State == BeginEvent);
Debug.Assert(frame.Node.NodeType == XPathNodeType.Namespace);
if (processor.BeginEvent(XPathNodeType.Namespace, null, frame.Node.LocalName, frame.Node.Value, false) == false) {
// This one wasn't output
break;
}
frame.State = EndEvent;
continue;
case EndEvent:
Debug.Assert(frame.State == EndEvent);
Debug.Assert(frame.Node.NodeType == XPathNodeType.Namespace);
if (processor.EndEvent(XPathNodeType.Namespace) == false) {
// This one wasn't output
break;
}
frame.State = Advance;
continue;
case Advance:
Debug.Assert(frame.State == Advance);
Debug.Assert(frame.Node.NodeType == XPathNodeType.Namespace);
if (frame.Node.MoveToNextNamespace(XPathNamespaceScope.ExcludeXml)) {
frame.State = BeginEvent;
continue;
}
else {
frame.Node.MoveToParent();
frame.Finished();
break;
}
}
break;
}// while
}
}
}
|
