original_string: public function getPluginManager()
      {
          if (!$this->pluginManager instanceof FilterPluginManager) {
              $this->setPluginManager(new FilterPluginManager(new ServiceManager()));
          }
  
          return $this->pluginManager;
      }
code: public function getPluginManager()
      {
          if (!$this->pluginManager instanceof FilterPluginManager) {
              $this->setPluginManager(new FilterPluginManager(new ServiceManager()));
          }
  
          return $this->pluginManager;
      }
code_tokens: public function getPluginManager ( ) { if ( ! $ this -> pluginManager instanceof FilterPluginManager ) { $ this -> setPluginManager ( new FilterPluginManager ( new ServiceManager ( ) ) ) ; } return $ this -> pluginManager ; }
docstring: Retrieve plugin manager
  
  @return FilterPluginManager
docstring_tokens: Retrieve plugin manager