public override bool Match(XsltDebuggerContext ctx)
{
XPathNavigator last_node = ctx.Session.CustomCache [CustomCacheId] as XPathNavigator;
XmlNodeWriter w = ctx.Session.Output as XmlNodeWriter;
XmlNode n = w != null ? w.Document : null;
if (n == null)
{
return(false); // it is not ready for debugging.
}
if (exp == null)
{
exp = n.CreateNavigator().Compile(xpath);
}
exp.SetContext(ctx.Session.Debugger.NamespaceManager);
XPathNodeIterator i = w.Current.CreateNavigator().Select(exp);
bool next = last_node == null;
while (i.MoveNext())
{
if (next)
{
ctx.Session.CustomCache [CustomCacheId] = i.Current;
return(true);
}
else if (i.Current.IsSamePosition(last_node))
{
next = true;
}
}
return(false);
}
public void PerformXmlRoundTrip(string xml)
{
var doc = new XmlDocument();
using (var str = new StringReader(xml))
using (var reader = XmlReader.Create(str))
using (var writer = new XmlNodeWriter(doc))
{
writer.WriteNode(reader, false);
}
var settings = new XmlWriterSettings()
{
Indent = true,
IndentChars = " ",
OmitXmlDeclaration = true
};
using (var reader = new XmlNodeReader(doc))
using (var str = new StringWriter())
using (var writer = XmlWriter.Create(str, settings))
{
writer.WriteNode(reader, false);
writer.Flush();
str.Flush();
Assert.AreEqual(xml, str.ToString());
}
}
public void PerformXmlRoundTrip(string xml)
{
var doc = new XmlDocument();
using (var str = new StringReader(xml))
using (var reader = XmlReader.Create(str))
using (var writer = new XmlNodeWriter(doc))
{
writer.WriteNode(reader, false);
}
var settings = new XmlWriterSettings()
{
Indent = true,
IndentChars = " ",
OmitXmlDeclaration = true
};
using (var reader = new XmlNodeReader(doc))
using (var str = new StringWriter())
using (var writer = XmlWriter.Create(str, settings))
{
writer.WriteNode(reader, false);
writer.Flush();
str.Flush();
Assert.AreEqual(xml, str.ToString());
}
}
/// <summary>
/// Saves tree of nodes (this and descendants) to an XML file.
/// </summary>
/// <param name="file">XML file. Must be full path. Can contain environment variables etc, see <see cref="APath.ExpandEnvVar"/>.</param>
/// <param name="nodeWriter">Callback function that writes node's XML start element (see <see cref="XmlWriter.WriteStartElement(string)"/>) and attributes (see <see cref="XmlWriter.WriteAttributeString(string, string)"/>). Must not write children and end element. Also should not write value, unless your reader knows how to read it.</param>
/// <param name="sett">XML formatting settings. Optional.</param>
/// <param name="children">If not null, writes these nodes as if they were children of this node.</param>
/// <exception cref="ArgumentException">Not full path.</exception>
/// <exception cref="Exception">Exceptions of <see cref="XmlWriter.Create(string)"/> and other <b>XmlWriter</b> methods.</exception>
/// <remarks>
/// Uses <see cref="AFile.Save"/>. It ensures that existing file data is not damaged on exception etc.
/// </remarks>
/// <example><see cref="ATreeBase{T}"/></example>
protected void XmlSave(string file, XmlNodeWriter nodeWriter, XmlWriterSettings sett = null, IEnumerable <T> children = null)
{
file = APath.NormalizeForNET_(file);
sett ??= new XmlWriterSettings()
{
OmitXmlDeclaration = true, Indent = true, IndentChars = " "
};
AFile.Save(file, temp => {
using var x = XmlWriter.Create(temp, sett);
XmlSave(x, nodeWriter, children);
});
}
// It is indicated by ThreadManager.StartDebug().
internal void Run()
{
custom_cache = new Hashtable();
transform = (XslTransform)Activator.CreateInstance(typeof(XslTransform), BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.CreateInstance, null, new object [] { injector }, CultureInfo.CurrentCulture);
debugger.LoadStylesheet(transform);
output = new XmlNodeWriter(false);
debugger.Transform(transform, output);
if (Completed != null)
{
Completed(this, new XsltCompleteEventArgs());
}
}
void _XmlWrite(XmlWriter x, XmlNodeWriter nodeWriter)
{
nodeWriter(x, this as T);
if (_lastChild != null)
{
var c = _lastChild;
do
{
c = c._next;
c._XmlWrite(x, nodeWriter);
} while(c != _lastChild);
}
x.WriteEndElement();
}
/// <summary>
/// Writes tree of nodes (this and descendants) to an <see cref="XmlWriter"/>.
/// </summary>
/// <param name="x"></param>
/// <param name="nodeWriter"></param>
/// <param name="children"></param>
/// <remarks>More info: <see cref="XmlSave(string, XmlNodeWriter, XmlWriterSettings, IEnumerable{T})"/>.</remarks>
/// <exception cref="Exception">Exceptions of <b>XmlWriter</b> methods.</exception>
/// <example><see cref="ATreeBase{T}"/></example>
protected void XmlSave(XmlWriter x, XmlNodeWriter nodeWriter, IEnumerable <T> children = null)
{
if (x == null || nodeWriter == null)
{
throw new ArgumentNullException();
}
x.WriteStartDocument();
if (children == null)
{
_XmlWrite(x, nodeWriter);
}
else
{
nodeWriter(x, this as T);
foreach (var n in children)
{
n._XmlWrite(x, nodeWriter);
}
x.WriteEndElement();
}
x.WriteEndDocument();
}
public void Dispose()
{
debugger = null;
transform = null;
output = null;
}
