Get() [2/2]

static XNamespace System.Xml.Linq.XNamespace.Get ( string namespaceName, int index, int count )

inlinestaticpackage

Definition at line 109 of file XNamespace.cs.

    {
        if (count == 0)
        {
            return None;
        }
        if (s_namespaces == null)
        {
            Interlocked.CompareExchange(ref s_namespaces, new XHashtable<WeakReference<XNamespace>>(ExtractNamespace, 32), null);
        }
        XNamespace xNamespace;
        do
        {
            if (!s_namespaces.TryGetValue(namespaceName, index, count, out var value))
            {
                if (count == "http://www.w3.org/XML/1998/namespace".Length && string.CompareOrdinal(namespaceName, index, "http://www.w3.org/XML/1998/namespace", 0, count) == 0)
                {
                    return Xml;
                }
                if (count == "http://www.w3.org/2000/xmlns/".Length && string.CompareOrdinal(namespaceName, index, "http://www.w3.org/2000/xmlns/", 0, count) == 0)
                {
                    return Xmlns;
                }
                value = s_namespaces.Add(new WeakReference<XNamespace>(new XNamespace(namespaceName.Substring(index, count))));
            }
            xNamespace = ((value != null && value.TryGetTarget(out var target)) ? target : null);
        }
        while (xNamespace == null);
        return xNamespace;
    }

References System.Xml.Linq.XNamespace.XNamespace(), System.Threading.Interlocked.CompareExchange(), System.count, System.Xml.Dictionary, System.Xml.Linq.XNamespace.ExtractNamespace(), System.index, System.Xml.Linq.XNamespace.None, System.Xml.Linq.XNamespace.s_namespaces, System.value, System.Xml.Linq.XNamespace.Xml, and System.Xml.Linq.XNamespace.Xmlns.