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// Copyright 2009-2022 Josh Close
// This file is a part of CsvHelper and is dual licensed under MS-PL and Apache 2.0.
// See LICENSE.txt for details or visit http://www.opensource.org/licenses/ms-pl.html for MS-PL and http://opensource.org/licenses/Apache-2.0 for Apache 2.0.
// https://github.com/JoshClose/CsvHelper
using System;
namespace CsvHelper.Configuration.Attributes
{
/// <summary>
/// When reading, is used to get the field
/// at the index of the name if there was a
/// header specified. It will look for the
/// first name match in the order listed.
/// When writing, sets the name of the
/// field in the header record.
/// The first name will be used.
/// </summary>
[AttributeUsage(AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Parameter, AllowMultiple = false, Inherited = true)]
public class NameAttribute : Attribute, IMemberMapper, IParameterMapper
{
/// <summary>
/// Gets the names.
/// </summary>
public string[] Names { get; private set; }
/// <summary>
/// When reading, is used to get the field
/// at the index of the name if there was a
/// header specified. It will look for the
/// first name match in the order listed.
/// When writing, sets the name of the
/// field in the header record.
/// The first name will be used.
/// </summary>
/// <param name="name">The name</param>
public NameAttribute(string name)
{
Names = new string[] { name };
}
/// <summary>
/// When reading, is used to get the field
/// at the index of the name if there was a
/// header specified. It will look for the
/// first name match in the order listed.
/// When writing, sets the name of the
/// field in the header record.
/// The first name will be used.
/// </summary>
/// <param name="names">The names.</param>
public NameAttribute(params string[] names)
{
if (names == null || names.Length == 0)
{
throw new ArgumentNullException(nameof(names));
}
Names = names;
}
/// <inheritdoc />
public void ApplyTo(MemberMap memberMap)
{
memberMap.Data.Names.Clear();
memberMap.Data.Names.AddRange(Names);
memberMap.Data.IsNameSet = true;
}
/// <inheritdoc />
public void ApplyTo(ParameterMap parameterMap)
{
parameterMap.Data.Names.Clear();
parameterMap.Data.Names.AddRange(Names);
parameterMap.Data.IsNameSet = true;
}
}
}
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