private void SetConfig <T>(ref T field, T value, [CallerMemberName] string caller = null)
{
if (!EqualityComparer <T> .Default.Equals(field, value))
{
multiplexer.Trace(caller + " changed from " + field + " to " + value, "Configuration");
field = value;
multiplexer.ReconfigureIfNeeded(endpoint, false, caller);
}
}
void MatchResult(RawResult result)
{
// check to see if it could be an out-of-band pubsub message
if (connectionType == ConnectionType.Subscription && result.Type == ResultType.MultiBulk)
{ // out of band message does not match to a queued message
var items = result.GetItems();
if (items.Length >= 3 && items[0].IsEqual(message))
{
// special-case the configuration change broadcasts (we don't keep that in the usual pub/sub registry)
var configChanged = multiplexer.ConfigurationChangedChannel;
if (configChanged != null && items[1].IsEqual(configChanged))
{
EndPoint blame = null;
try
{
if (!items[2].IsEqual(RedisLiterals.ByteWildcard))
{
blame = Format.TryParseEndPoint(items[2].GetString());
}
}
catch { /* no biggie */ }
multiplexer.Trace("Configuration changed: " + Format.ToString(blame), physicalName);
multiplexer.ReconfigureIfNeeded(blame, true, "broadcast");
}
// invoke the handlers
var channel = items[1].AsRedisChannel(ChannelPrefix, RedisChannel.PatternMode.Literal);
multiplexer.Trace("MESSAGE: " + channel, physicalName);
if (!channel.IsNull)
{
multiplexer.OnMessage(channel, channel, items[2].AsRedisValue());
}
return; // AND STOP PROCESSING!
}
else if (items.Length >= 4 && items[0].IsEqual(pmessage))
{
var channel = items[2].AsRedisChannel(ChannelPrefix, RedisChannel.PatternMode.Literal);
multiplexer.Trace("PMESSAGE: " + channel, physicalName);
if (!channel.IsNull)
{
var sub = items[1].AsRedisChannel(ChannelPrefix, RedisChannel.PatternMode.Pattern);
multiplexer.OnMessage(sub, channel, items[3].AsRedisValue());
}
return; // AND STOP PROCESSING!
}
// if it didn't look like "[p]message", then we still need to process the pending queue
}
multiplexer.Trace("Matching result...", physicalName);
Message msg;
lock (outstanding)
{
multiplexer.Trace(outstanding.Count == 0, "Nothing to respond to!", physicalName);
msg = outstanding.Dequeue();
}
multiplexer.Trace("Response to: " + msg.ToString(), physicalName);
if (msg.ComputeResult(this, result))
{
bridge.CompleteSyncOrAsync(msg);
}
}