protected function getIndexerList()
{
$list = array();
$indexCollection = $this->_getIndexerModel()->getProcessesCollection();
foreach ($indexCollection as $indexer) {
$lastReadbleRuntime = $this->getRuntime($indexer);
$runtimeInSeconds = $this->getRuntimeInSeconds($indexer);
$list[] = array('code' => $indexer->getIndexerCode(), 'status' => $indexer->getStatus(), 'last_runtime' => $lastReadbleRuntime, 'runtime_seconds' => $runtimeInSeconds);
}
return $list;
}