XmlChoiceIdentifierAttribute.cs

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using System.Diagnostics.CodeAnalysis;
using System.Reflection;
 
namespace System.Xml.Serialization;
 
[AttributeUsage(AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Parameter | AttributeTargets.ReturnValue, AllowMultiple = false)]
public class XmlChoiceIdentifierAttribute : Attribute
{
    private string _name;
 
    private MemberInfo _memberInfo;
 
    public string MemberName
    {
        get
        {
            if (_name != null)
            {
                return _name;
            }
            return string.Empty;
        }
        [param: AllowNull]
        set
        {
            _name = value;
        }
    }
 
    internal MemberInfo? MemberInfo
    {
        get
        {
            return _memberInfo;
        }
        set
        {
            _memberInfo = value;
        }
    }
 
    public XmlChoiceIdentifierAttribute()
    {
    }
 
    public XmlChoiceIdentifierAttribute(string? name)
    {
        _name = name;
    }
 
    internal MemberInfo GetMemberInfo()
    {
        return MemberInfo;
    }
 
    internal void SetMemberInfo(MemberInfo memberInfo)
    {
        MemberInfo = memberInfo;
    }
}