public static IModelWrapper GetOrCreateChannel(ConnectionFactory connFactory)
{
if (connFactory == null)
{
throw new ArgumentNullException("参数connFactory不能为空，请检查参数");
}
GetConnlockObj.EnterUpgradeableReadLock();///若线程用光了，得写一个连接线程，所以这里用可升级锁
IModelWrapper model = null;
try
{
foreach (var item in ConnList)
{
model = item.GetOrCreateChannel();
if (model != null)
{
return(model);
}
}
if (model == null)
{
//创建connection对象
ConnectionWrapper conn = CreateConnection(connFactory);
return(conn.GetOrCreateChannel());
}
}
finally
{
GetConnlockObj.ExitUpgradeableReadLock();
}
return(null);
}
public IModelWrapper GetOrCreateChannel()
{
GetChannellockObj.EnterUpgradeableReadLock();///若线程用光了，得写一个连接线程，所以这里用可升级锁
try
{
IModelWrapper Channel = ListChannel.Find(p => p.IsBusy == false);
if (Channel != null)
{
Channel.IsBusy = true;
return(Channel);
}
else if (Channel == null && ListChannel.Count < Conn.ChannelMax)
{
return(CreateChannel());
}
else
{
return(null);
}
}
finally
{
GetChannellockObj.ExitUpgradeableReadLock();
}
}
public IModelWrapper GetOrCreateChannel()
{
IModelWrapper result = this.ChannelPool.GetOrCreateChannel();
if (result != null)
{
IdleTime = default(DateTime);
}
return(result);
}
internal void InnerRemove(IModelWrapper item)
{
GetChannellockObj.EnterWriteLock();
try
{
ListChannel.Remove(item);
item.Dispose();
}
finally
{
GetChannellockObj.ExitWriteLock();
}
}
private IModelWrapper CreateChannel()
{
GetChannellockObj.EnterWriteLock();
try
{
IModel channel = Conn.CreateModel();
IModelWrapper ModelWrapper = new IModelWrapper(channel);
ListChannel.Add(ModelWrapper);
return(ModelWrapper);
}
finally
{
GetChannellockObj.ExitWriteLock();
}
}