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feat: Xml recursion methods allow cancelling recursion into child nodes

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This commit is contained in:
Chris Cameron
2018-09-12 20:18:56 -04:00
parent 9867eae704
commit d41aa6d111
2 changed files with 8 additions and 7 deletions
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2
ICD.Common.Utils/Xml/XmlReaderExtensions.cs
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@@ -115,7 +115,7 @@ namespace ICD.Common.Utils.Xml
/// <param name="extends"></param>
/// <param name="callback"></param>
[PublicAPI]
public static void Recurse(this IcdXmlReader extends, Action<XmlRecursionEventArgs> callback)
public static void Recurse(this IcdXmlReader extends, Func<XmlRecursionEventArgs, bool> callback)
{
if (extends == null)
throw new ArgumentNullException("extends");

13
ICD.Common.Utils/Xml/XmlUtils.cs
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@@ -138,7 +138,7 @@ namespace ICD.Common.Utils.Xml
/// <param name="xml"></param>
/// <param name="callback"></param>
[PublicAPI]
public static void Recurse(string xml, Action<XmlRecursionEventArgs> callback)
public static void Recurse(string xml, Func<XmlRecursionEventArgs, bool> callback)
{
if (callback == null)
throw new ArgumentNullException("callback");
@@ -152,7 +152,7 @@ namespace ICD.Common.Utils.Xml
/// <param name="xml"></param>
/// <param name="path"></param>
/// <param name="callback"></param>
private static void Recurse(string xml, Stack<string> path, Action<XmlRecursionEventArgs> callback)
private static void Recurse(string xml, Stack<string> path, Func<XmlRecursionEventArgs, bool> callback)
{
if (path == null)
throw new ArgumentNullException("path");
@@ -168,10 +168,11 @@ namespace ICD.Common.Utils.Xml
path.Push(childReader.Name);
string[] pathOutput = path.Reverse().ToArray(path.Count);
callback(new XmlRecursionEventArgs(xml, pathOutput));
foreach (string child in childReader.GetChildElementsAsString())
Recurse(child, path, callback);
if (callback(new XmlRecursionEventArgs(xml, pathOutput)))
{
foreach (string child in childReader.GetChildElementsAsString())
Recurse(child, path, callback);
}
path.Pop();
}