XmlAttributeOverrides.cs

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using System.Collections.Generic;
 
namespace System.Xml.Serialization;
 
public class XmlAttributeOverrides
{
    private readonly Dictionary<Type, Dictionary<string, XmlAttributes>> _types = new Dictionary<Type, Dictionary<string, XmlAttributes>>();
 
    public XmlAttributes? this[Type type] => this[type, string.Empty];
 
    public XmlAttributes? this[Type type, string member]
    {
        get
        {
            if (!_types.TryGetValue(type, out var value) || !value.TryGetValue(member, out var value2))
            {
                return null;
            }
            return value2;
        }
    }
 
    public void Add(Type type, XmlAttributes attributes)
    {
        Add(type, string.Empty, attributes);
    }
 
    public void Add(Type type, string member, XmlAttributes? attributes)
    {
        if (!_types.TryGetValue(type, out var value))
        {
            value = new Dictionary<string, XmlAttributes>();
            _types.Add(type, value);
        }
        else if (value.ContainsKey(member))
        {
            throw new InvalidOperationException(System.SR.Format(System.SR.XmlAttributeSetAgain, type.FullName, member));
        }
        value.Add(member, attributes);
    }
}