public List findNewsInfo(Integer hidden) {
Session session = null;
Query query = null;
List list = null;
Transaction tx = null;
// 当前系统时间与信息截止时间差;
String tiaojian = "to_days(now())>=to_days(infotab.startTime) and to_days(now())<=to_days(infotab.endTime)";
String strSQL = ""
+ "FROM InfoTab as infotab where infotab.parentLanMuName is not null and infotab.hidden="
+ hidden + " and " + tiaojian
+ " order by infotab.createTime desc";
String key = "findNewsInfo";
boolean updated = false;
int myRefreshPeriod = 60;
try {
list = (java.util.List) admin.getFromCache(key, myRefreshPeriod);
System.out.println("来自缓存:" + strSQL);
} catch (NeedsRefreshException nre) {
try {
System.out.println("来自数据库:" + strSQL);
session = JhGroupSessionFactory.getSession();
tx = session.beginTransaction();
query = session.createQuery(strSQL);
query.setFirstResult(0);
query.setMaxResults(12);
list = query.list();
admin.putInCache(key, list);
updated = true;
tx.commit();
} catch (HibernateException he) {
he.printStackTrace();
tx.rollback();
} finally {
if (!updated) {
admin.cancelUpdate(key);
}
}
}
return list;
}
public static void main(String[] args) {
FindInfoService f = new FindInfoService();
List list = f.findNewsInfo(Global.display);
for (int i = 0; i < list.size(); i++) {
InfoTab info = (InfoTab) list.get(i);
System.out.println(info.getParentLanMuName() + " "
+ info.getTitle());
}
}