public function redirect(IOutputStream $aOutputStream = null)
{
// 从原来的重定向目标设备中解除
if ($this->aRedirectionDev and $this->aRedirectionDev instanceof IBuffRemovable) {
$this->aRedirectionDev->removeBuff($this);
}
// 重定向到新的目标
if ($aOutputStream) {
$aOutputStream->write($this);
}
$this->aRedirectionDev = $aOutputStream;
}
/**
* @param mixed &$data
* @param int $length
* @throws EyeIOException
*/
public function write(&$data, $length = null)
{
$this->out->write($data, $length);
}
