private async Task MakeRangeRequest(long startIndex, long endIndex, List <long> channelIds)
{
MessageHeader header = new MessageHeader();
header.Protocol = (int)Protocols.ChannelStreaming;
header.MessageType = 9;
header.MessageId = EtpHelper.NextMessageId;
header.MessageFlags = 0;
header.CorrelationId = 0;
ChannelRangeInfo info = new ChannelRangeInfo()
{
ChannelId = channelIds,
StartIndex = startIndex,
EndIndex = endIndex
};
ChannelRangeRequest requset = new ChannelRangeRequest();
requset.ChannelRanges = new List <ChannelRangeInfo>();
requset.ChannelRanges.Add(info);
var data = Encode(requset, header);
var buffer = new ArraySegment <byte>(data, 0, data.Length);
await m_Socket.SendAsync(buffer, WebSocketMessageType.Binary, true, CancellationToken.None).ConfigureAwait(false);
}
/// <summary>
/// Sends the GetRange message with the specified parameters.
/// </summary>
/// <param name="requestUuid">The request identifier.</param>
/// <param name="channelIds">The channel ids.</param>
/// <param name="startIndex">The start index.</param>
/// <param name="endIndex">The end index.</param>
/// <param name="uom">The unit of measure.</param>
/// <param name="depthDatum">The depth datum.</param>
public void GetRange(Guid requestUuid, IList <long> channelIds, object startIndex, object endIndex, string uom = null, string depthDatum = null)
{
if (!Session.IsRegistered <IChannelSubscribeConsumer>())
{
return;
}
var rangeInfo = new ChannelRangeInfo
{
ChannelId = channelIds,
Interval = new IndexInterval
{
StartIndex = new IndexValue {
Item = startIndex
},
EndIndex = new IndexValue {
Item = endIndex
},
Uom = uom,
DepthDatum = depthDatum
}
};
Session.Handler <IChannelSubscribeConsumer>()
.GetRange(requestUuid, new[] { rangeInfo });
}
/// <summary>
/// Requests a range of channel data.
/// </summary>
public void RequestRange()
{
var rangeInfo = new ChannelRangeInfo()
{
ChannelId = Channels.Select(x => x.ChannelId).ToArray(),
StartIndex = (long)GetStreamingStartValue(true),
EndIndex = (long)GetStreamingEndValue()
};
Parent.Client.Handler <IChannelStreamingConsumer>()
.ChannelRangeRequest(new[] { rangeInfo });
}
/// <summary>
/// Sends the ChannelStreamingStop message with the specified parameters.
/// </summary>
/// <param name="channelIds"></param>
/// <param name="startIndex">The start index.</param>
/// <param name="endIndex">The end index.</param>
public void ChannelRangeRequest(IList <long> channelIds, long startIndex, long endIndex)
{
if (!Session.IsRegistered <IChannelStreamingConsumer>())
{
return;
}
var rangeInfo = new ChannelRangeInfo
{
ChannelId = channelIds,
StartIndex = startIndex,
EndIndex = endIndex
};
Session.Handler <IChannelStreamingConsumer>()
.ChannelRangeRequest(new[] { rangeInfo });
}
