/**
* Get Purchase History
*
* This is responsible for retrieving the acquisitions history data for the
* specific record (usually recently received issues of a serial).
*
* @param string $recordId The record id to retrieve the info for
*
* @return mixed An array with the acquisitions data on success,
* PEAR_Error on failure
* @access public
*/
public function getPurchaseHistory($recordId)
{
return $this->driver->getPurchaseHistory($recordId);
}
