/**
  * (non-PHPdoc)
  * @see \oat\tao\model\search\Search::fullReIndex()
  */
 public function fullReIndex(\Traversable $resourceTraversable)
 {
     $indexer = new SolariumIndexer($this->getClient(), $resourceTraversable);
     $count = $indexer->run();
     // generate index substitution map
     $this->setIndexSubstitutions($indexer->getIndexMap());
     return $count;
 }