NotifyItem.cs

 
using comm.datalayer;
using Google.FlatBuffers;
using System;
 
namespace Datalayer
{
    public sealed class NotifyItem : INotifyItem
    {
        #region Internal Ctors
 
        internal unsafe NotifyItem(NativeMethods.DLR_NOTIFY_ITEM notifyItem)
        {
            // We have to clone the values (original object owned by ANSI-C API)
            Value = new Variant(notifyItem.data).Clone();
            Info = new Variant(notifyItem.info).Clone();
        }
 
        #endregion
 
        #region Public Ctors
 
        public NotifyItem(IVariant value, IVariant info)
        {
            if (value == null)
            {
                throw new ArgumentNullException(nameof(value));
            }
 
            if (info == null)
            {
                throw new ArgumentNullException(nameof(info));
            }
 
            Value = value;
            Info = info;
        }
 
        public NotifyItem(IVariant value, NotifyInfoT info)
        {
            if (value == null)
            {
                throw new ArgumentNullException(nameof(value));
            }
 
            if (info == null)
            {
                throw new ArgumentNullException(nameof(info));
            }
 
            Value = value;
            var builder = new FlatBufferBuilder(Variant.DefaultFlatbuffersInitialSize);
            NotifyInfo.FinishNotifyInfoBuffer(builder, NotifyInfo.Pack(builder, info));
            Info = new Variant(builder);
        }
 
        #endregion
 
        public IVariant Value { get; }
 
        public IVariant Info { get; }
    }
}