RawStreamMetadataResult.cs

using EventStore.ClientAPI.Common.Utils;
using EventStore.ClientAPI.Internal;

namespace EventStore.ClientAPI
{
    /// <summary>
    /// Represents stream metadata as a series of properties for system
    /// data and a byte array for user metadata.
    /// </summary>
    public struct RawStreamMetadataResult
    {
        /// <summary>
        /// The name of the stream.
        /// </summary>
        public readonly string Stream;
        /// <summary>
        /// True if the stream is soft-deleted.
        /// </summary>
        public readonly bool IsStreamDeleted;
        /// <summary>
        /// The version of the metadata format.
        /// </summary>
        public readonly long MetastreamVersion;
        /// <summary>
        /// A byte array containing user-specified metadata.
        /// </summary>
        public readonly byte[] StreamMetadata;

        /// <summary>
        /// Constructs a new instance of <see cref="RawStreamMetadataResult"/>.
        /// </summary>
        /// <param name="stream">The name of the stream.</param>
        /// <param name="isStreamDeleted">True if the stream is soft-deleted.</param>
        /// <param name="metastreamVersion">The version of the metadata format.</param>
        /// <param name="streamMetadata">A byte array containing user-specified metadata.</param>
        public RawStreamMetadataResult(string stream, bool isStreamDeleted, long metastreamVersion, byte[] streamMetadata)
        {
            Ensure.NotNullOrEmpty(stream, "stream");

            Stream = stream;
            IsStreamDeleted = isStreamDeleted;
            MetastreamVersion = metastreamVersion;
            StreamMetadata = streamMetadata ?? Empty.ByteArray;
        }
    }
}