using System ;
using System.ComponentModel.DataAnnotations ;
using System.ComponentModel.DataAnnotations.Schema ;
using Jellyfin.Data.Interfaces ;
namespace Jellyfin.Data.Entities.Libraries
{
/// <summary>
/// An entity representing a stream in a media file.
/// </summary>
public class MediaFileStream : IHasConcurrencyToken
{
/// <summary>
/// Initializes a new instance of the <see cref="MediaFileStream"/> class.
/// </summary>
/// <param name="streamNumber">The number of this stream.</param>
/// <param name="mediaFile">The media file.</param>
public MediaFileStream ( int streamNumber , MediaFile mediaFile )
{
StreamNumber = streamNumber ;
if ( mediaFile = = null )
{
throw new ArgumentNullException ( nameof ( mediaFile ) ) ;
}
mediaFile . MediaFileStreams . Add ( this ) ;
}
/// <summary>
/// Initializes a new instance of the <see cref="MediaFileStream"/> class.
/// </summary>
/// <remarks>
/// Default constructor. Protected due to required properties, but present because EF needs it.
/// </remarks>
protected MediaFileStream ( )
{
}
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <remarks>
/// Identity, Indexed, Required.
/// </remarks>
[DatabaseGenerated(DatabaseGeneratedOption.Identity)]
public int Id { get ; protected set ; }
/// <summary>
/// Gets or sets the stream number.
/// </summary>
/// <remarks>
/// Required.
/// </remarks>
public int StreamNumber { get ; set ; }
/// <inheritdoc />
[ConcurrencyCheck]
public uint RowVersion { get ; set ; }
/// <inheritdoc />
public void OnSavingChanges ( )
{
RowVersion + + ;
}
}
}