/// <summary>
/// 创建一个连接，并压入队列
/// </summary>
/// <param name="pollCapacity"></param>
/// <param name="isForceCreate"></param>
/// <returns></returns>
private INTCPConnection CreatOneConnectionToPool(bool polling, int pollCapacity, bool isForceCreate = false)
{
INTCPConnection driver = null;//SingleConnectionCable
if (isForceCreate == false && _hasInitDriverCount > this._config.PoolingMaxSize)
{
return(driver);
//throw new NTcpException("超过最大连接池设置的数目!", ErrorCode.OverPoolingSize);
}
string address = _config.Address;
int port = _config.Port;
lock (_locker)
{
driver = CreatNewConnection(address, port, polling, pollCapacity);
if (null != driver)
{
//尝试打开驱动连接
driver.Connect(_config.TimeOut * 1000, true);
}
_driverQueue.Enqueue(driver);
if (isForceCreate == false)
{
_hasInitDriverCount += 1;
}
}
return(driver);
}
/// <summary>
/// 打开连接
/// </summary>
public void Open()
{
if (null != this.driver && State == ConnectionState.Open)
{
return;
}
try
{
var currentSettings = new WebCrawlerConnection {
Address = this.IPAddress,
Port = this.Port,
TimeOut = this.TimeOut,
Pooling = this.Pooling,
PoolingMinSize = this.PoolingMinSize,
PoolingMaxSize = this.PoolingMaxSize,
};
SoapTcpPool pool = SoapTcpPool.GetPool(currentSettings);
if (null != pool)
{
driver = pool.GetConnection();
}
if (driver == null)
{
driver = SoapTcpPool.CreatNewConnection(this.IPAddress, this.Port, this.Pooling, this.PoolingMinSize);
}
if (!driver.Connected)
{
driver.Connect(this.TimeOut * 1000);
}
this.State = ConnectionState.Open;
}
catch (Exception ex)
{
this.State = ConnectionState.Closed;
throw ex;
}
}