public function getFilterboxConfigurationCollectionMock()
 {
     $filterBoxConfigurationCollection = new Tx_PtExtlist_Domain_Configuration_Filters_FilterboxConfigCollection();
     $filterBoxConfigurationCollection->addItem($this->getFilterboxConfigurationMock('filterbox1'));
     $filterBoxConfigurationCollection->addItem($this->getFilterboxConfigurationMock('filterbox2'));
     return $filterBoxConfigurationCollection;
 }
 /**
  * 
  * @param $configurationBuilder
  * @return Tx_PtExtlist_Domain_Configuration_Filters_FilterboxConfigCollection
  */
 public static function getInstance(Tx_PtExtlist_Domain_Configuration_ConfigurationBuilder $configurationBuilder)
 {
     $filterboxCollectionSettings = $configurationBuilder->getSettingsForConfigObject('filter');
     $filterBoxConfigCollection = new Tx_PtExtlist_Domain_Configuration_Filters_FilterboxConfigCollection($configurationBuilder);
     foreach ($filterboxCollectionSettings as $filterboxIdentifier => $filterboxSettings) {
         $filterboxConfiguration = Tx_PtExtlist_Domain_Configuration_Filters_FilterboxConfigFactory::createInstance($configurationBuilder, $filterboxIdentifier, $filterboxSettings);
         $filterBoxConfigCollection->addFilterBoxConfig($filterboxConfiguration, $filterboxIdentifier);
     }
     return $filterBoxConfigCollection;
 }