/// <summary>
/// 获取channel
/// </summary>
/// <param name="url"></param>
/// <returns></returns>
public ChannelWrapper GetChannel()
{
GetConnlockObj.EnterUpgradeableReadLock();
ChannelWrapper channel = null;
try
{
foreach (var item in connectionList)
{
channel = item.GetChannelFromPool();
if (channel != null)
{
return(channel);
}
}
#region 创建新连接
ConnectionFactory cf = new ConnectionFactory()
{
HostName = this._hostName
};
Connection newConn = null;
var connectSuccess = true;
var reconnectCount = 0;
do
{
try
{
newConn = (Connection)cf.CreateConnection();
connectSuccess = true;
}
catch (BrokerUnreachableException)
{
connectSuccess = false;
reconnectCount++;
Thread.Sleep(ReconnectWaitTime);
}
}while (!connectSuccess && reconnectCount <= MaxReconnectCount);
if (newConn == null)
{
throw new BrokerUnreachableException(new Exception("Broker Unreachable"));
}
GetConnlockObj.EnterWriteLock();
ConnectionWrapper connWrapper = new ConnectionWrapper(newConn);
connectionList.Add(connWrapper);
GetConnlockObj.ExitWriteLock();
return(connWrapper.GetChannelFromPool());
#endregion
}
finally
{
GetConnlockObj.ExitUpgradeableReadLock();
}
}
public ChannelWrapper(IModel channel, ConnectionWrapper connection)
{
if (channel == null)
{
throw new ArgumentNullException("channel");
}
if (channel == connection)
{
throw new ArgumentNullException("connection");
}
this.Channel = channel;
this.Connection = connection;
this.Reusable = true;
this.SetBusy();
}
public ChannelPool(ConnectionWrapper connection)
{
if (connection == null)
{
throw new ArgumentNullException("connection");
}
this.Connection = connection;
this.ChannelList = new List <ChannelWrapper>();
//后台清理线程，定期清理整个应用域中每一个Channel中的每一个Channel项
ScanTimer = new System.Timers.Timer(ScanInterval);
ScanTimer.AutoReset = true;
ScanTimer.Enabled = true;
ScanTimer.Elapsed += new System.Timers.ElapsedEventHandler(DoScan);
}