protected static function addThumbnailAssetData(KalturaClient $client)
 {
     $entry = new KalturaMediaEntry();
     $entry->name = "Entry For flavor asset test";
     $entry->type = KalturaEntryType::MEDIA_CLIP;
     $entry->mediaType = KalturaMediaType::VIDEO;
     $defaultEntry = $client->media->add($entry, KalturaEntryType::MEDIA_CLIP);
     $contentResource = new KalturaUrlResource();
     $contentResource->url = "http://sites.google.com/site/demokmc/Home/titanicin5seconds.flv";
     $client->media->addContent($defaultEntry->id, $contentResource);
     KalturaGlobalData::setData("@DEFAULT_THUMBNAIL_ENTRY_ID@", $defaultEntry->id);
 }
 /**
  * 
  * Clears a given name, if name = null clears all the names from the global data file 
  * @param string $name
  */
 public static function clearValue($name = null)
 {
     if (KalturaGlobalData::$dataFile == null) {
         $isInit = KalturaGlobalData::initDataFile();
         if (!$isInit) {
             return null;
         }
     }
     if ($name) {
         if (is_string($name) || is_integer($name)) {
             $value = KalturaGlobalData::setData($name, null);
             KalturaLog::debug("Setting name [{$name}] to null");
         }
     } else {
         self::$dataFile->clear($name);
     }
 }