ListUsedPrefixes()

HashSet< int > System.Xml.Serialization.XmlSerializationWriter.ListUsedPrefixes ( XmlSerializerNamespaces nsList, string prefix )

inlineprivate

Definition at line 608 of file XmlSerializationWriter.cs.

    {
        HashSet<int> hashSet = new HashSet<int>();
        int length = prefix.Length;
        foreach (XmlQualifiedName @namespace in nsList.Namespaces)
        {
            if (@namespace.Name.Length <= length)
            {
                continue;
            }
            string name = @namespace.Name;
            if (name.Length <= length || name.Length > length + "2147483647".Length || !name.StartsWith(prefix, StringComparison.Ordinal))
            {
                continue;
            }
            bool flag = true;
            for (int i = length; i < name.Length; i++)
            {
                if (!char.IsDigit(name, i))
                {
                    flag = false;
                    break;
                }
            }
            if (flag)
            {
                long num = long.Parse(name.AsSpan(length), NumberStyles.Integer, CultureInfo.InvariantCulture);
                if (num <= int.MaxValue)
                {
                    int item = (int)num;
                    hashSet.Add(item);
                }
            }
        }
        if (hashSet.Count > 0)
        {
            return hashSet;
        }
        return null;
    }

References System.Collections.Generic.Dictionary< TKey, TValue >.Add(), System.Collections.Generic.Dictionary< TKey, TValue >.Count, System.Xml.Dictionary, System.Globalization.CultureInfo.InvariantCulture, System.item, System.length, System.Reflection.MaxValue, System.Xml.Name, and System.prefix.

Referenced by System.Xml.Serialization.XmlSerializationWriter.WriteStartElement().