/**
  * Update an existing KalturaDropFolderFile object
  * 	 
  * 
  * @return \Kaltura\Client\Plugin\DropFolder\Type\DropFolderFile
  */
 function update($dropFolderFileId, \Kaltura\Client\Plugin\DropFolder\Type\DropFolderFile $dropFolderFile)
 {
     $kparams = array();
     $this->client->addParam($kparams, "dropFolderFileId", $dropFolderFileId);
     $this->client->addParam($kparams, "dropFolderFile", $dropFolderFile->toParams());
     $this->client->queueServiceActionCall("dropfolder_dropfolderfile", "update", "KalturaDropFolderFile", $kparams);
     if ($this->client->isMultiRequest()) {
         return $this->client->getMultiRequestResult();
     }
     $resultXml = $this->client->doQueue();
     $resultXmlObject = new \SimpleXMLElement($resultXml);
     \Kaltura\Client\ParseUtils::checkIfError($resultXmlObject->result);
     $resultObject = \Kaltura\Client\ParseUtils::unmarshalObject($resultXmlObject->result, "KalturaDropFolderFile");
     $this->client->validateObjectType($resultObject, "\\Kaltura\\Client\\Plugin\\DropFolder\\Type\\DropFolderFile");
     return $resultObject;
 }