public class Trans { private static Log log = LogFactory.getLog(Trans.class); static { log.debug("life Trans INITIAL_CONTEXT_FACTORY:" + Env.TRANSACTION_INITIAL_CONTEXT_FACTORY); log.debug("life Trans PROVIDER_URL:" + Env.TRANSACTION_PROVIDER_URL); log.debug("life Trans SECURITY_PRINCIPAL:" + Env.PRINCIPAL); log.debug("life Trans SECURITY_CREDENTIALS:" + Env.CREDENTIALS);
}
/** * 通过JNDI获得一个用户事务句柄 * Last update * date: 2005-05-11 * author: Zhangjr * * @return UserTransaction */ public static UserTransaction getUserTransaction() throws NamingException,SystemException { UserTransaction trans = null; Context ctx = new InitialContext(); trans = (UserTransaction) ctx.lookup("java:comp/UserTransaction"); if (trans != null){ trans.setTransactionTimeout(60*20); // 设置事务超时间为25分钟 return new UserTransactionWrapper(trans); }else{ return null; } }