public IChannelHandlerContext FindOutboundContext(LifeCycleFlag lifeCycleFlag)
{
IChannelHandlerContext ctx = this;
do
{
ctx = ctx.Prev;
} while (ctx != null && !ctx.IsLifeCycle(lifeCycleFlag));
return(ctx);
}
/// <summary>
/// 指定的LifeCycleFlag是否存在于Context的标志位中
/// </summary>
/// <param name="cycleFlag"></param>
/// <returns></returns>
public bool IsLifeCycle(LifeCycleFlag cycleFlag)
{
/************************************************************************/
/* 假设 lifeCycleFlag = 1111
* cycleFlag = 0100
* 那么 lifeCycleFlag & cycleFlag = 1111 & 0100 = 0100
*
* 从而保证lifeCycleFlag里面有满足的标志位
* */
/************************************************************************/
var result = (lifeCycleFlag & cycleFlag) == cycleFlag;
return(result);
}
/// <summary>
/// 计算生命周期标识
/// </summary>
/// <param name="handler"></param>
public void CalcSkippable(IChannelHandler handler)
{
Ensure.IsNotNull(handler);
if (!IsSkippable(handler, nameof(IChannelHandler.OnChannelRegister)))
{
lifeCycleFlag |= LifeCycleFlag.OnChannelRegister;
}
if (!IsSkippable(handler, nameof(IChannelHandler.OnChannelActive)))
{
lifeCycleFlag |= LifeCycleFlag.OnChannelActive;
}
if (!IsSkippable(handler, nameof(IChannelHandler.OnChannelRead)))
{
lifeCycleFlag |= LifeCycleFlag.OnChannelRead;
}
if (!IsSkippable(handler, nameof(IChannelHandler.OnChannelWrite)))
{
lifeCycleFlag |= LifeCycleFlag.OnChannelWrite;
}
if (!IsSkippable(handler, nameof(IChannelHandler.OnChannelClose)))
{
lifeCycleFlag |= LifeCycleFlag.OnChannelClose;
}
if (!IsSkippable(handler, nameof(IChannelHandler.OnChannelException)))
{
lifeCycleFlag |= LifeCycleFlag.OnChannelException;
}
if (!IsSkippable(handler, nameof(IChannelHandler.OnChannelFinally)))
{
lifeCycleFlag |= LifeCycleFlag.OnChannelFinally;
}
if (!IsSkippable(handler, nameof(IChannelHandler.WriteAsync)))
{
lifeCycleFlag |= LifeCycleFlag.WriteAsync;
}
if (!IsSkippable(handler, nameof(IChannelHandler.BindAsync)))
{
lifeCycleFlag |= LifeCycleFlag.BindAsync;
}
if (!IsSkippable(handler, nameof(IChannelHandler.ConnectAsync)))
{
lifeCycleFlag |= LifeCycleFlag.ConnectAsync;
}
}
public bool IsLifeCycle(LifeCycleFlag lifeCycleFlag)
{
throw new NotImplementedException();
}
