code: public function getComposerConfigManager($cwd)
      {
          if(empty($this->composerConfigManager[$cwd])){
              $this->composerConfigManager[$cwd] = $this->getBalloonFactory()->create($this->getConfigPath($cwd));
          }
          return $this->composerConfigManager[$cwd];
      }
docs: Getter of $composerConfigManager
  
  @param $cwd
  @return Balloon