/// <summary>
/// Read multi-bulk response from Redis server
/// </summary>
/// <param name="response"></param>
/// <returns></returns>
public static RedisSubscriptionResponse ReadResponse(object[] response)
{
RedisSubscriptionResponseType type = ParseType(response[0] as String);
RedisSubscriptionResponse obj;
switch (type)
{
case RedisSubscriptionResponseType.Subscribe:
case RedisSubscriptionResponseType.Unsubscribe:
case RedisSubscriptionResponseType.PSubscribe:
case RedisSubscriptionResponseType.PUnsubscribe:
obj = new RedisSubscriptionChannel(type, response);
break;
case RedisSubscriptionResponseType.Message:
case RedisSubscriptionResponseType.PMessage:
obj = new RedisSubscriptionMessage(type, response);
break;
default:
throw new RedisProtocolException("Unexpected response type: " + type);
}
obj.Type = type;
return(obj);
}
private void Read_Task()
{
RedisSubscriptionResponse response;
using (new ActivityTracer("Handle subscriptions"))
{
while (true)
{
if (_readCancel.IsCancellationRequested)
{
break;
}
response = TryReadResponse();
if (response == null)
{
continue;
}
switch (response.Type)
{
case RedisSubscriptionResponseType.Subscribe:
case RedisSubscriptionResponseType.PSubscribe:
case RedisSubscriptionResponseType.Unsubscribe:
case RedisSubscriptionResponseType.PUnsubscribe:
RedisSubscriptionChannel channel = response as RedisSubscriptionChannel;
Interlocked.Exchange(ref _count, channel.Count);
if (SubscriptionChanged != null)
{
SubscriptionChanged(this, new RedisSubscriptionChangedEventArgs(channel));
}
break;
case RedisSubscriptionResponseType.Message:
case RedisSubscriptionResponseType.PMessage:
RedisSubscriptionMessage message = response as RedisSubscriptionMessage;
if (SubscriptionReceived != null)
{
SubscriptionReceived(this, new RedisSubscriptionReceivedEventArgs(message));
}
if (message.Pattern != null && _callbackDispatchers.ContainsKey(message.Pattern) && _callbackDispatchers[message.Pattern] != null)
{
_callbackDispatchers[message.Pattern].OnMsgReceived(message);
}
else if (_callbackDispatchers.ContainsKey(message.Channel) && _callbackDispatchers[message.Channel] != null)
{
_callbackDispatchers[message.Channel].OnMsgReceived(message);
}
break;
}
}
}
}
public void HandleSubscription(RedisSubscription command)
{
_connection.Write(command.Command, command.Arguments);
if (!IsSubscribed)
{
using (new ActivityTracer("Handle subscriptions"))
{
IsSubscribed = true;
while (true)
{
var resp = _connection.Read(command.Parser);
switch (resp.Type)
{
case RedisSubscriptionResponseType.Subscribe:
case RedisSubscriptionResponseType.PSubscribe:
case RedisSubscriptionResponseType.Unsubscribe:
case RedisSubscriptionResponseType.PUnsubscribe:
RedisSubscriptionChannel channel = resp as RedisSubscriptionChannel;
Count = channel.Count;
if (SubscriptionChanged != null)
{
SubscriptionChanged(this, new RedisSubscriptionChangedEventArgs(channel));
}
break;
case RedisSubscriptionResponseType.Message:
case RedisSubscriptionResponseType.PMessage:
RedisSubscriptionMessage message = resp as RedisSubscriptionMessage;
if (SubscriptionReceived != null)
{
SubscriptionReceived(this, new RedisSubscriptionReceivedEventArgs(message));
}
break;
}
if (Count == 0)
{
break;
}
}
IsSubscribed = false;
}
}
}
/// <summary>
/// Read multi-bulk response from Redis server
/// </summary>
/// <param name="response"></param>
/// <returns></returns>
public static RedisSubscriptionResponse ReadResponse(object[] response)
{
RedisSubscriptionResponseType type = ParseType(response[0] as String);
RedisSubscriptionResponse obj;
switch (type)
{
case RedisSubscriptionResponseType.Subscribe:
case RedisSubscriptionResponseType.Unsubscribe:
case RedisSubscriptionResponseType.PSubscribe:
case RedisSubscriptionResponseType.PUnsubscribe:
obj = new RedisSubscriptionChannel(type, response);
break;
case RedisSubscriptionResponseType.Message:
case RedisSubscriptionResponseType.PMessage:
obj = new RedisSubscriptionMessage(type, response);
break;
default:
throw new RedisProtocolException("Unexpected response type: " + type);
}
obj.Type = type;
return obj;
}
/// <summary>
/// Instantiate new instance of the RedisSubscriptionChangedEventArgs class
/// </summary>
/// <param name="response">The Redis server response</param>
public RedisSubscriptionChangedEventArgs(RedisSubscriptionChannel response)
{
Response = response;
}
/// <summary>
/// Instantiate new instance of the RedisSubscriptionChangedEventArgs class
/// </summary>
/// <param name="response">The Redis server response</param>
public RedisSubscriptionChangedEventArgs(RedisSubscriptionChannel response)
{
Response = response;
}