protected function getBridge()
{
if (null === $this->bridge && $this->bridgeName) {
if (true === class_exists($this->bridgeName)) {
$bridgeClass = $this->bridgeName;
} else {
$bridgeClass = sprintf('PHPPM\\Bridges\\%s', ucfirst($this->bridgeName));
}
$this->bridge = new $bridgeClass();
}
return $this->bridge;
}