public function addLogHandler(\Monolog\Handler\HandlerInterface $handler)
    {
        $this->log->pushHandler($handler);

        return $this;
    }
public function addLogHandler(\Monolog\Handler\HandlerInterface $handler)
    {
        $this->log->pushHandler($handler);

        return $this;
    }
public function addLogHandler ( \ Monolog \ Handler \ HandlerInterface $ handler ) { $ this -> log -> pushHandler ( $ handler ) ; return $ this ; }
Add a new logging handler.

@param \Monolog\Handler\HandlerInterface $handler See https://github.com/Seldaek/monolog
@return $this
Add a new logging handler .