public int checkProcess() { int processType = 0; Clustering_Users_DAO dao = null; try { dao = new Clustering_Users_DAO(); dao.beginTransaction(); ClusterSchedule cs = dao.getLastClusterSchedule(); if (null != cs) { if (null == cs.StopTime) { processType = 1; } } dao.commitTransaction(); return processType; } catch (Exception ex) { dao.rollbackTransaction(); throw ex; } }