Example usage for org.hibernate FlushMode AUTO

List of usage examples for org.hibernate FlushMode AUTO

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Prototype

FlushMode AUTO

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Document

The Session is sometimes flushed before query execution in order to ensure that queries never return stale state.

Usage

From source file:org.springframework.orm.hibernate4.HibernateTemplateTests.java

License:Apache License

@Test
public void testMergeWithEntityName() {
    TestBean tb = new TestBean();
    TestBean tbMerged = new TestBean();
    given(session.getFlushMode()).willReturn(FlushMode.AUTO);
    given(session.merge("myEntity", tb)).willReturn(tbMerged);
    assertSame(tbMerged, hibernateTemplate.merge("myEntity", tb));
}

From source file:org.springframework.orm.hibernate4.HibernateTemplateTests.java

License:Apache License

@Test
public void testDelete() {
    TestBean tb = new TestBean();
    given(session.getFlushMode()).willReturn(FlushMode.AUTO);
    hibernateTemplate.delete(tb);//from  w w  w. j ava 2 s . co  m
    verify(session).delete(tb);
}

From source file:org.springframework.orm.hibernate4.HibernateTemplateTests.java

License:Apache License

@Test
public void testDeleteWithEntityName() {
    TestBean tb = new TestBean();
    given(session.getFlushMode()).willReturn(FlushMode.AUTO);
    hibernateTemplate.delete("myEntity", tb);
    verify(session).delete("myEntity", tb);
}

From source file:org.springframework.orm.hibernate4.HibernateTemplateTests.java

License:Apache License

@Test
public void testDeleteAll() {
    TestBean tb1 = new TestBean();
    TestBean tb2 = new TestBean();
    given(session.getFlushMode()).willReturn(FlushMode.AUTO);
    List tbs = new ArrayList();
    tbs.add(tb1);//from  w  w w  .  j av a 2s  .  com
    tbs.add(tb2);
    hibernateTemplate.deleteAll(tbs);
    verify(session).delete(same(tb1));
    verify(session).delete(same(tb2));
}

From source file:org.springframework.orm.hibernate4.HibernateTransactionManager.java

License:Apache License

@Override
protected void doBegin(Object transaction, TransactionDefinition definition) {
    HibernateTransactionObject txObject = (HibernateTransactionObject) transaction;

    if (txObject.hasConnectionHolder() && !txObject.getConnectionHolder().isSynchronizedWithTransaction()) {
        throw new IllegalTransactionStateException(
                "Pre-bound JDBC Connection found! HibernateTransactionManager does not support "
                        + "running within DataSourceTransactionManager if told to manage the DataSource itself. "
                        + "It is recommended to use a single HibernateTransactionManager for all transactions "
                        + "on a single DataSource, no matter whether Hibernate or JDBC access.");
    }//from   w w w .  j  a  v a  2s  .c  o m

    Session session = null;

    try {
        if (txObject.getSessionHolder() == null
                || txObject.getSessionHolder().isSynchronizedWithTransaction()) {
            Interceptor entityInterceptor = getEntityInterceptor();
            Session newSession = (entityInterceptor != null
                    ? getSessionFactory().withOptions().interceptor(entityInterceptor).openSession()
                    : getSessionFactory().openSession());
            if (logger.isDebugEnabled()) {
                logger.debug("Opened new Session [" + newSession + "] for Hibernate transaction");
            }
            txObject.setSession(newSession);
        }

        session = txObject.getSessionHolder().getSession();

        if (this.prepareConnection && isSameConnectionForEntireSession(session)) {
            // We're allowed to change the transaction settings of the JDBC Connection.
            if (logger.isDebugEnabled()) {
                logger.debug("Preparing JDBC Connection of Hibernate Session [" + session + "]");
            }
            Connection con = ((SessionImplementor) session).connection();
            Integer previousIsolationLevel = DataSourceUtils.prepareConnectionForTransaction(con, definition);
            txObject.setPreviousIsolationLevel(previousIsolationLevel);
            if (this.allowResultAccessAfterCompletion && !txObject.isNewSession()) {
                int currentHoldability = con.getHoldability();
                if (currentHoldability != ResultSet.HOLD_CURSORS_OVER_COMMIT) {
                    txObject.setPreviousHoldability(currentHoldability);
                    con.setHoldability(ResultSet.HOLD_CURSORS_OVER_COMMIT);
                }
            }
        } else {
            // Not allowed to change the transaction settings of the JDBC Connection.
            if (definition.getIsolationLevel() != TransactionDefinition.ISOLATION_DEFAULT) {
                // We should set a specific isolation level but are not allowed to...
                throw new InvalidIsolationLevelException(
                        "HibernateTransactionManager is not allowed to support custom isolation levels: "
                                + "make sure that its 'prepareConnection' flag is on (the default) and that the "
                                + "Hibernate connection release mode is set to 'on_close' (the default for JDBC).");
            }
            if (logger.isDebugEnabled()) {
                logger.debug("Not preparing JDBC Connection of Hibernate Session [" + session + "]");
            }
        }

        if (definition.isReadOnly() && txObject.isNewSession()) {
            // Just set to MANUAL in case of a new Session for this transaction.
            session.setFlushMode(FlushMode.MANUAL);
        }

        if (!definition.isReadOnly() && !txObject.isNewSession()) {
            // We need AUTO or COMMIT for a non-read-only transaction.
            FlushMode flushMode = session.getFlushMode();
            if (session.getFlushMode().equals(FlushMode.MANUAL)) {
                session.setFlushMode(FlushMode.AUTO);
                txObject.getSessionHolder().setPreviousFlushMode(flushMode);
            }
        }

        Transaction hibTx;

        // Register transaction timeout.
        int timeout = determineTimeout(definition);
        if (timeout != TransactionDefinition.TIMEOUT_DEFAULT) {
            // Use Hibernate's own transaction timeout mechanism on Hibernate 3.1+
            // Applies to all statements, also to inserts, updates and deletes!
            hibTx = session.getTransaction();
            hibTx.setTimeout(timeout);
            hibTx.begin();
        } else {
            // Open a plain Hibernate transaction without specified timeout.
            hibTx = session.beginTransaction();
        }

        // Add the Hibernate transaction to the session holder.
        txObject.getSessionHolder().setTransaction(hibTx);

        // Register the Hibernate Session's JDBC Connection for the DataSource, if set.
        if (getDataSource() != null) {
            Connection con = ((SessionImplementor) session).connection();
            ConnectionHolder conHolder = new ConnectionHolder(con);
            if (timeout != TransactionDefinition.TIMEOUT_DEFAULT) {
                conHolder.setTimeoutInSeconds(timeout);
            }
            if (logger.isDebugEnabled()) {
                logger.debug("Exposing Hibernate transaction as JDBC transaction [" + con + "]");
            }
            TransactionSynchronizationManager.bindResource(getDataSource(), conHolder);
            txObject.setConnectionHolder(conHolder);
        }

        // Bind the session holder to the thread.
        if (txObject.isNewSessionHolder()) {
            TransactionSynchronizationManager.bindResource(getSessionFactory(), txObject.getSessionHolder());
        }
        txObject.getSessionHolder().setSynchronizedWithTransaction(true);
    }

    catch (Throwable ex) {
        if (txObject.isNewSession()) {
            try {
                if (session.getTransaction().isActive()) {
                    session.getTransaction().rollback();
                }
            } catch (Throwable ex2) {
                logger.debug("Could not rollback Session after failed transaction begin", ex);
            } finally {
                SessionFactoryUtils.closeSession(session);
                txObject.setSessionHolder(null);
            }
        }
        throw new CannotCreateTransactionException("Could not open Hibernate Session for transaction", ex);
    }
}

From source file:org.springframework.orm.hibernate4.HibernateTransactionManagerTests.java

License:Apache License

@Test
public void testTransactionRollbackOnly() throws Exception {
    Connection con = mock(Connection.class);
    final SessionFactory sf = mock(SessionFactory.class);
    ImplementingSession session = mock(ImplementingSession.class);
    Transaction tx = mock(Transaction.class);

    given(sf.openSession()).willReturn(session);
    given(session.beginTransaction()).willReturn(tx);
    given(session.isOpen()).willReturn(true);
    given(session.getFlushMode()).willReturn(FlushMode.AUTO);
    given(session.isConnected()).willReturn(true);
    given(session.connection()).willReturn(con);

    PlatformTransactionManager tm = new HibernateTransactionManager(sf);
    TransactionTemplate tt = new TransactionTemplate(tm);
    assertTrue("Hasn't thread session", !TransactionSynchronizationManager.hasResource(sf));

    tt.execute(new TransactionCallback() {
        @Override// w  ww.  ja  v  a 2s  . co  m
        public Object doInTransaction(TransactionStatus status) {
            assertTrue("Has thread session", TransactionSynchronizationManager.hasResource(sf));
            Session session = ((SessionHolder) TransactionSynchronizationManager.getResource(sf)).getSession();
            session.flush();
            status.setRollbackOnly();
            return null;
        }
    });

    assertTrue("Hasn't thread session", !TransactionSynchronizationManager.hasResource(sf));
    verify(session).flush();
    verify(session).close();
    verify(tx).rollback();
}

From source file:org.springframework.orm.hibernate4.HibernateTransactionManagerTests.java

License:Apache License

@Test
public void testParticipatingTransactionWithCommit() throws Exception {
    Connection con = mock(Connection.class);
    final SessionFactory sf = mock(SessionFactory.class);
    final ImplementingSession session = mock(ImplementingSession.class);
    Transaction tx = mock(Transaction.class);

    given(sf.openSession()).willReturn(session);
    given(session.beginTransaction()).willReturn(tx);
    given(session.isOpen()).willReturn(true);
    given(session.getFlushMode()).willReturn(FlushMode.AUTO);
    given(session.isConnected()).willReturn(true);
    given(session.connection()).willReturn(con);

    LocalSessionFactoryBean lsfb = new LocalSessionFactoryBean() {
        @Override/*from  w  w w  .  j  a  v a  2  s .c  o m*/
        protected SessionFactory buildSessionFactory(LocalSessionFactoryBuilder sfb) {
            return sf;
        }
    };
    lsfb.afterPropertiesSet();
    final SessionFactory sfProxy = lsfb.getObject();

    PlatformTransactionManager tm = new HibernateTransactionManager(sfProxy);
    final TransactionTemplate tt = new TransactionTemplate(tm);
    final List l = new ArrayList();
    l.add("test");

    Object result = tt.execute(new TransactionCallback() {
        @Override
        public Object doInTransaction(TransactionStatus status) {
            return tt.execute(new TransactionCallback() {
                @Override
                public Object doInTransaction(TransactionStatus status) {
                    Session session = ((SessionHolder) TransactionSynchronizationManager.getResource(sf))
                            .getSession();
                    session.flush();
                    return l;
                }
            });
        }
    });
    assertTrue("Correct result list", result == l);

    verify(session).flush();
    verify(session).close();
    verify(tx).commit();
}

From source file:org.springframework.orm.hibernate4.HibernateTransactionManagerTests.java

License:Apache License

@Test
public void testParticipatingTransactionWithRollback() throws Exception {
    Connection con = mock(Connection.class);
    final SessionFactory sf = mock(SessionFactory.class);
    ImplementingSession session = mock(ImplementingSession.class);
    Transaction tx = mock(Transaction.class);

    given(sf.openSession()).willReturn(session);
    given(session.beginTransaction()).willReturn(tx);
    given(session.isOpen()).willReturn(true);
    given(session.getFlushMode()).willReturn(FlushMode.AUTO);
    given(session.isConnected()).willReturn(true);
    given(session.connection()).willReturn(con);

    PlatformTransactionManager tm = new HibernateTransactionManager(sf);
    final TransactionTemplate tt = new TransactionTemplate(tm);
    try {//w  w  w . j a  va  2 s.c  o m
        tt.execute(new TransactionCallback() {
            @Override
            public Object doInTransaction(TransactionStatus status) {
                return tt.execute(new TransactionCallback() {
                    @Override
                    public Object doInTransaction(TransactionStatus status) {
                        throw new RuntimeException("application exception");
                    }
                });
            }
        });
        fail("Should have thrown RuntimeException");
    } catch (RuntimeException ex) {
        // expected
    }

    verify(session).close();
    verify(tx).rollback();
}

From source file:org.springframework.orm.hibernate4.HibernateTransactionManagerTests.java

License:Apache License

@Test
public void testParticipatingTransactionWithRequiresNew() throws Exception {
    final SessionFactory sf = mock(SessionFactory.class);
    ImplementingSession session1 = mock(ImplementingSession.class);
    ImplementingSession session2 = mock(ImplementingSession.class);
    Connection con = mock(Connection.class);
    Transaction tx = mock(Transaction.class);

    given(sf.openSession()).willReturn(session1, session2);
    given(session1.beginTransaction()).willReturn(tx);
    given(session1.isOpen()).willReturn(true);
    given(session2.beginTransaction()).willReturn(tx);
    given(session2.isOpen()).willReturn(true);
    given(session2.getFlushMode()).willReturn(FlushMode.AUTO);
    given(session1.isConnected()).willReturn(true);
    given(session1.connection()).willReturn(con);
    given(session2.isConnected()).willReturn(true);
    given(session2.connection()).willReturn(con);

    PlatformTransactionManager tm = new HibernateTransactionManager(sf);
    final TransactionTemplate tt = new TransactionTemplate(tm);
    tt.setPropagationBehavior(TransactionDefinition.PROPAGATION_REQUIRES_NEW);

    assertTrue("Hasn't thread session", !TransactionSynchronizationManager.hasResource(sf));
    tt.execute(new TransactionCallback() {
        @Override/*from  ww w . jav  a 2 s  .  c  om*/
        public Object doInTransaction(TransactionStatus status) {
            final SessionHolder holder = (SessionHolder) TransactionSynchronizationManager.getResource(sf);
            assertTrue("Has thread session", holder != null);
            assertFalse(TransactionSynchronizationManager.isCurrentTransactionReadOnly());
            assertTrue(TransactionSynchronizationManager.isActualTransactionActive());
            tt.execute(new TransactionCallback() {
                @Override
                public Object doInTransaction(TransactionStatus status) {
                    Session session = ((SessionHolder) TransactionSynchronizationManager.getResource(sf))
                            .getSession();
                    assertTrue("Not enclosing session", session != holder.getSession());
                    session.flush();
                    assertFalse(TransactionSynchronizationManager.isCurrentTransactionReadOnly());
                    assertTrue(TransactionSynchronizationManager.isActualTransactionActive());
                    return null;
                }
            });
            assertTrue("Same thread session as before",
                    holder.getSession() == ((SessionHolder) TransactionSynchronizationManager.getResource(sf))
                            .getSession());
            assertFalse(TransactionSynchronizationManager.isCurrentTransactionReadOnly());
            assertTrue(TransactionSynchronizationManager.isActualTransactionActive());
            return null;
        }
    });
    assertTrue("Hasn't thread session", !TransactionSynchronizationManager.hasResource(sf));

    verify(session2).flush();
    verify(session1).close();
    verify(session2).close();
    verify(tx, times(2)).commit();
}

From source file:org.springframework.orm.hibernate4.HibernateTransactionManagerTests.java

License:Apache License

@Test
public void testParticipatingTransactionWithNotSupported() throws Exception {
    final SessionFactory sf = mock(SessionFactory.class);
    ImplementingSession session = mock(ImplementingSession.class);
    Connection con = mock(Connection.class);
    Transaction tx = mock(Transaction.class);

    given(sf.openSession()).willReturn(session);
    given(session.getSessionFactory()).willReturn(sf);
    given(session.beginTransaction()).willReturn(tx);
    given(session.isOpen()).willReturn(true);
    given(session.getFlushMode()).willReturn(FlushMode.AUTO);
    given(session.isConnected()).willReturn(true);
    given(session.connection()).willReturn(con);

    HibernateTransactionManager tm = new HibernateTransactionManager(sf);
    final TransactionTemplate tt = new TransactionTemplate(tm);
    tt.setPropagationBehavior(TransactionDefinition.PROPAGATION_REQUIRES_NEW);

    assertTrue("Hasn't thread session", !TransactionSynchronizationManager.hasResource(sf));
    tt.execute(new TransactionCallback() {
        @Override/*from   w  ww . j  a v  a 2  s .c o m*/
        public Object doInTransaction(TransactionStatus status) {
            SessionHolder holder = (SessionHolder) TransactionSynchronizationManager.getResource(sf);
            assertTrue("Has thread session", holder != null);
            assertFalse(TransactionSynchronizationManager.isCurrentTransactionReadOnly());
            assertTrue(TransactionSynchronizationManager.isActualTransactionActive());
            tt.setPropagationBehavior(TransactionDefinition.PROPAGATION_NOT_SUPPORTED);
            tt.execute(new TransactionCallback() {
                @Override
                public Object doInTransaction(TransactionStatus status) {
                    assertTrue("Hasn't thread session", !TransactionSynchronizationManager.hasResource(sf));
                    assertFalse(TransactionSynchronizationManager.isCurrentTransactionReadOnly());
                    assertFalse(TransactionSynchronizationManager.isActualTransactionActive());
                    return null;
                }
            });
            assertTrue("Same thread session as before",
                    holder.getSession() == ((SessionHolder) TransactionSynchronizationManager.getResource(sf))
                            .getSession());
            assertFalse(TransactionSynchronizationManager.isCurrentTransactionReadOnly());
            assertTrue(TransactionSynchronizationManager.isActualTransactionActive());
            return null;
        }
    });
    assertTrue("Hasn't thread session", !TransactionSynchronizationManager.hasResource(sf));

    verify(session).close();
    verify(tx).commit();
}