/// <summary>
/// Sends a ChannelData message to a consumer.
/// </summary>
/// <param name="correlatedHeader">The message header that the message to send is correlated with.</param>
/// <param name="dataItems">The list of <see cref="DataItem" /> objects.</param>
/// <param name="isFinalPart">Whether or not this is the final part of a multi-part message.</param>
/// <returns>The sent message on success; <c>null</c> otherwise.</returns>
public virtual EtpMessage <ChannelData> ChannelRangeRequestChannelData(IMessageHeader correlatedHeader, IList <DataItem> data, bool isFinalPart = true)
{
var body = new ChannelData()
{
Data = data ?? new List <DataItem>(),
};
return(SendResponse(body, correlatedHeader, isMultiPart: true, isFinalPart: isFinalPart));
}
/// <summary>
/// Sends a streaming ChannelData message to a consumer.
/// </summary>
/// <param name="data">The list of <see cref="DataItem" /> objects.</param>
/// <returns>The sent message on success; <c>null</c> otherwise.</returns>
public virtual EtpMessage <ChannelData> StreamingChannelData(IList <DataItem> data)
{
var body = new ChannelData()
{
Data = data ?? new List <DataItem>(),
};
return(SendData(body, isMultiPart: true));
}
/// <summary>
/// Sends a ChannelData message to a consumer.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="dataItems">The list of <see cref="DataItem" /> objects.</param>
/// <param name="messageFlag">The message flag.</param>
/// <returns>The message identifier.</returns>
public virtual long ChannelData(IMessageHeader request, IList <DataItem> dataItems, MessageFlags messageFlag = MessageFlags.MultiPart)
{
var correlationId = 0L;
// NOTE: CorrelationId is only specified when responding to a ChannelRangeRequest message
if (request != null && request.MessageType == (int)MessageTypes.ChannelStreaming.ChannelRangeRequest)
{
correlationId = request.MessageId;
}
var header = CreateMessageHeader(Protocols.ChannelStreaming, MessageTypes.ChannelStreaming.ChannelData, correlationId, messageFlag);
var channelData = new ChannelData()
{
Data = dataItems
};
return(Session.SendMessage(header, channelData));
}
/// <summary>
/// Handles the ChannelData message from a producer.
/// </summary>
/// <param name="header">The message header.</param>
/// <param name="channelData">The ChannelData message.</param>
protected virtual void HandleChannelData(IMessageHeader header, ChannelData channelData)
{
Notify(OnChannelData, header, channelData);
}
