/**
* Returns an instance of class (singleton pattern implementation).
*
* @return BOL_Search
*/
public static function getInstance()
{
if (self::$classInstance === null) {
self::$classInstance = new self();
}
return self::$classInstance;
}
public function deleteExpireSearchResult()
{
$list = $this->searchDao->findExpireSearchId();
if (!empty($list)) {
$this->searchResultDao->deleteSearchResultItems($list);
$this->searchDao->deleteByIdList($list);
}
}
