// -----------------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
// -----------------------------------------------------------------------
using System;
namespace System.ComponentModel.Composition{
/// <summary>
/// Specifies metadata for a type, property, field, or method marked with the
/// <see cref="ExportAttribute"/>.
/// </summary>
[AttributeUsage(AttributeTargets.Class | AttributeTargets.Interface | AttributeTargets.Property | AttributeTargets.Method | AttributeTargets.Field,
AllowMultiple = true, Inherited = false)]
public sealed class ExportMetadataAttribute : Attribute
{
/// <summary>
/// Initializes a new instance of the <see cref="ExportMetadataAttribute"/> with the
/// specified name and metadata value.
/// </summary>
/// <param name="name">
/// A <see cref="String"/> containing the name of the metadata value; or
/// <see langword="null"/> to set the <see cref="Name"/> property to an empty
/// string ("").
/// </param>
/// <param name="value">
/// An <see cref="object"/> containing the metadata value. This can be
/// <see langword="null"/>.
/// </param>
public ExportMetadataAttribute(string name, object value)
{
this.Name = name ?? string.Empty;
this.Value = value;
}
/// <summary>
/// Gets the name of the metadata value.
/// </summary>
/// <value>
/// A <see cref="String"/> containing the name of the metadata value.
/// </value>
public string Name
{
get;
private set;
}
/// <summary>
/// Gets the metadata value.
/// </summary>
/// <value>
/// An <see cref="object"/> containing the metadata value.
/// </value>
public object Value
{
get;
private set;
}
public bool IsMultiple
{
get;
set;
}
}
}
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