DataMemberAttribute.cs

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namespace System.Runtime.Serialization;
 
[AttributeUsage(AttributeTargets.Property | AttributeTargets.Field, Inherited = false, AllowMultiple = false)]
public sealed class DataMemberAttribute : Attribute
{
    private string _name;
 
    private bool _isNameSetExplicitly;
 
    private int _order = -1;
 
    public string? Name
    {
        get
        {
            return _name;
        }
        set
        {
            _name = value;
            _isNameSetExplicitly = true;
        }
    }
 
    public bool IsNameSetExplicitly => _isNameSetExplicitly;
 
    public int Order
    {
        get
        {
            return _order;
        }
        set
        {
            if (value < 0)
            {
                throw new InvalidDataContractException(System.SR.OrderCannotBeNegative);
            }
            _order = value;
        }
    }
 
    public bool IsRequired { get; set; }
 
    public bool EmitDefaultValue { get; set; } = true;
 
}