public function resolve(CommandInterface $command)
    {
        $handlerClass = $this->getHandlerClass($command);

        try {
            $handler = $this->container->get($handlerClass);
            return $handler;
        }
        catch(\Exception $e) {
            return null;
        }
    }
public function resolve(CommandInterface $command)
    {
        $handlerClass = $this->getHandlerClass($command);

        try {
            $handler = $this->container->get($handlerClass);
            return $handler;
        }
        catch(\Exception $e) {
            return null;
        }
    }
public function resolve ( CommandInterface $ command ) { $ handlerClass = $ this -> getHandlerClass ( $ command ) ; try { $ handler = $ this -> container -> get ( $ handlerClass ) ; return $ handler ; } catch ( \ Exception $ e ) { return null ; } }
Resolve handler for command

@param CommandInterface $command
@return CommandHandlerInterface
Resolve handler for command