数据库连接开启与关闭
private static final ThreadLocal threadSession = new ThreadLocal(); public static Session getSession() throws InfrastructureException { Session s = (Session) threadSession.get(); try { if (s == null) { s = getSessionFactory().openSession(); threadSession.set(s); } } catch (HibernateException ex) { throw new InfrastructureException(ex); } return s; }
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