211 

   211 

   212         $transactionStarted = $this->sparqlClient->startTransaction();

   212         $transactionStarted = $this->sparqlClient->startTransaction();

   213 

   213 

   214         try {

   214         try {

   215             foreach($doc->getDeltaList() as $delta) {

   215             foreach($doc->getDeltaList() as $delta) {

   216                 $this->sparqlClient->delete($delta->getDeletedGraph());

   217                 $this->sparqlClient->delete($delta->getDeletedGraph());

   217                 $this->sparqlClient->add($delta->getAddedGraph());

   218                 $this->sparqlClient->add($delta->getAddedGraph());

   218             }

   219             }

   219             if($transactionStarted) {

   220             if($transactionStarted) {

   220                 $transactionStarted = false;

   221                 $transactionStarted = false;