private function getConnectionInternal(CommandInterface $command) { if (!$this->current) { if ($this->strategy->isReadOperation($command) && ($slave = $this->pickSlave())) { $this->current = $slave; } else { $this->current = $this->getMaster(); } return $this->current; } if ($this->current === $this->master) { return $this->current; } if (!$this->strategy->isReadOperation($command)) { $this->current = $this->getMaster(); } return $this->current; }