Changes between Version 20 and Version 21 of v6/pgsummary

Timestamp:

05/31/2012 09:34:47 AM (14 years ago)

Author:

huangzhong

Comment:

--

v6/pgsummary

@@ -174 +174 @@
 java.lang.IllegalStateException: Not allowed to create transaction on shared EntityManager - use Spring transactions or
 EJB CMT instead
-异常，初步估计和驱动有关，换成以下写法正常
+异常，初步估计和驱动有关，换成以下两种写法正常
+1.
 final EntityManager em = EnvUtils.getEnv().getEm();
     TransactionTemplate tt = EnvUtils.getEnv().getTransactionTemplate();
@@ -187 +188 @@
         }
     });
+2.
+EntityManagerFactory emf = ((EntityManagerFactory) EnvUtils.getEnv().getApplicationContext().getBean("entityManagerFactory"));
+    EntityManager em = emf.createEntityManager();
+    EntityTransaction et = em.getTransaction();
+    try {
+        et.begin();//事务开始
+        em.createNativeQuery("update ent_faq set title = 'aaa' where id = 1").executeUpdate();
+        et.commit();
+    } catch (Exception e) {
+        et.rollback();
+    }
 }}}