/**
* Deletes Solr core/index
*
* @param String $dataset Dataset/Core/Index name
* @return void
* @access private
*/
public function deleteIndex($dataset)
{
//command to delete all documetns of an index
$removeIndexCommand = "<delete><query>*:*</query></delete>";
try {
//create master service
$transportInstance = new Apache_Solr_HttpTransport_CurlNoReuse();
$service = new Apache_Solr_Service(SOLR_MASTER_HOST, SOLR_PORT, "/solr/{$dataset}", $transportInstance);
$service->delete($removeIndexCommand);
//if master/slave configuration sleep to allow slave to synchronize
if (defined(SOLR_SLAVE_HOST)) {
sleep(100);
}
$this->unloadCore($dataset);
} catch (Exception $e) {
throw new Exception($e);
}
}