/// <summary>
/// 创建一个rtp能力可以识别的消息
/// </summary>
/// <param name="eventName"></param>
/// <param name="header"></param>
/// <param name="content"></param>
/// <returns></returns>
private Message CreateResponseMessage(string eventName, DTObject header, byte[] content, string error, bool isCompleted)
{
var rtpData = new RtpData(this.Data.Participant, header, content);
var data = RtpDataAnalyzer.Serialize(rtpData);
var msg = RtpCapability.CreateCallMessage(this.Name, eventName, data, this.RequestId, (mh) =>
{
if (!string.IsNullOrEmpty(this.Destination))
{
mh.SetValue(MessageField.Destination, this.Destination);
}
else if (this.Destinations != null)
{
mh.SetValue(MessageField.Destinations, this.Destinations);
}
if (!string.IsNullOrEmpty(error))
{
mh.SetValue(RtpCapability.FieldRtpCallErrorMessage, error);
}
mh.SetValue(RtpCapability.FieldRtpCallIsCompleted, isCompleted);
});
msg.Origin = this.Data.Participant.Orgin;
return(msg);
}
/// <summary>
/// 用该方法注册能力，会自动卸载
/// </summary>
/// <param name="capability"></param>
protected void RegisterCapability(RtpCapability capability)
{
if (_channel != null)
{
_channel.RegisterCapability(capability); //切换会议的能力
_capabilities.Add(capability);
}
}
internal void Process(ClientEvents.MessageReceivedEventArgs ea)
{
RtpCapability.Process(this.Context.Client, ea); //新版本中处理消息，统一用能力事件
//var capabilityName = RtpCapability.GetCapabilityName(ea.Message);
//var capability = GetCapability(capabilityName);
////if (capability == null) throw new ApplicationException("在地址" + this.Address + "的rtp通道上没有给予名称为" + capabilityName + "的能力");
//if (capability == null) return; //这代表虽然加入了该地址，但是并不需要这个能力，不予处理
//capability.Process(ea);
}
private void LogoutCapability(RtpCapability capability)
{
if (capability != null)
{
capability.Leave();
_capabilities.Remove(capability);
capability.Dispose();
}
}
/// <summary>
/// 注册Capability,请保证每个Capability是线程安全的
/// </summary>
/// <param name="finder"></param>
public void RegisterCapability(RtpCapability capability)
{
lock (_capabilities)
{
var exist = GetCapability(capability.Name) != null;
if (!exist)
{
capability.Join(this);
_capabilities.Add(capability);
}
}
}
private RtpCapability GetCapability(string capabilityName)
{
RtpCapability result = null;
lock (_capabilities)
{
foreach (var capability in _capabilities)
{
if (capability.Name == capabilityName)
{
result = capability;
break;
}
}
}
return(result);
}
