Example usage for org.hibernate Query setCacheable

Introduction

In this page you can find the example usage for org.hibernate Query setCacheable.

Prototype

Query<R> setCacheable(boolean cacheable);

Source Link

Document

Enable/disable second level query (result) caching for this query.

Usage

From source file:org.sakaiproject.tool.assessment.facade.QuestionPoolFacadeQueries.java

License:Educational Community License

public Integer getCountItemFacades(final Long questionPoolId) {
    final HibernateCallback hcb = new HibernateCallback() {
        public Object doInHibernate(Session session) throws HibernateException, SQLException {
            Query q = session.createQuery(
                    "select count(ab) from ItemData ab, QuestionPoolItemData qpi where ab.itemId=qpi.itemId and qpi.questionPoolId = ?");
            q.setLong(0, questionPoolId.longValue());
            q.setCacheable(true);
            return q.uniqueResult();
        };//w ww.  j  a  va 2s.  c om
    };

    Integer count = (Integer) getHibernateTemplate().execute(hcb);
    return count;
}

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From source file:org.sakaiproject.tool.assessment.facade.QuestionPoolFacadeQueries.java

License:Educational Community License

/**
 * Fetch a HashMap of question pool ids and counts for all pools that a user has access to.
 * We inner join the QuestionPoolAccessData table because the user may have access to pools
 * that are being shared by other users. We can't simply look for the ownerId on QuestionPoolData.
 * This was originally written for SAM-2463 to speed up these counts. 
 * @param agentId Sakai internal user id. Most likely the currently logged in user
 *///from  ww  w.  j ava 2 s  . c o  m
public HashMap<Long, Integer> getCountItemFacadesForUser(final String agentId) {
    final HibernateCallback hcb = new HibernateCallback() {
        public Object doInHibernate(Session session) throws HibernateException, SQLException {
            Query q = session.createQuery(
                    "select qpi.questionPoolId, count(ab) from ItemData ab, QuestionPoolItemData qpi, QuestionPoolData qpd, QuestionPoolAccessData qpad "
                            + "where ab.itemId=qpi.itemId and qpi.questionPoolId=qpd.questionPoolId AND qpd.questionPoolId=qpad.questionPoolId AND qpad.agentId=? AND qpad.accessTypeId!=? "
                            + "group by qpi.questionPoolId");
            q.setString(0, agentId);
            q.setLong(1, QuestionPoolData.ACCESS_DENIED);
            q.setCacheable(true);
            return q.list();
        };
    };

    HashMap<Long, Integer> counts = new HashMap<Long, Integer>();
    List list = getHibernateTemplate().executeFind(hcb);

    Iterator i1 = list.iterator();
    while (i1.hasNext()) {
        Object[] result = (Object[]) i1.next();
        counts.put((Long) result[0], (Integer) result[1]);
    }

    return counts;
}

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From source file:org.springframework.orm.hibernate3.HibernateTemplate.java

License:Apache License

/**
 * Prepare the given Query object, applying cache settings and/or
 * a transaction timeout.//from   w w  w.  j a  v  a2s  . c  om
 * @param queryObject the Query object to prepare
 * @see #setCacheQueries
 * @see #setQueryCacheRegion
 * @see SessionFactoryUtils#applyTransactionTimeout
 */
protected void prepareQuery(Query queryObject) {
    if (isCacheQueries()) {
        queryObject.setCacheable(true);
        if (getQueryCacheRegion() != null) {
            queryObject.setCacheRegion(getQueryCacheRegion());
        }
    }
    if (getFetchSize() > 0) {
        queryObject.setFetchSize(getFetchSize());
    }
    if (getMaxResults() > 0) {
        queryObject.setMaxResults(getMaxResults());
    }
    SessionFactoryUtils.applyTransactionTimeout(queryObject, getSessionFactory());
}

---

From source file:org.springframework.orm.hibernate3.HibernateTemplateTests.java

License:Apache License

@Test
public void testExecuteWithCacheQueries() throws HibernateException {
    Query query1 = mock(Query.class);
    Query query2 = mock(Query.class);
    Criteria criteria = mock(Criteria.class);
    given(session.createQuery("some query")).willReturn(query1);
    given(query1.setCacheable(true)).willReturn(query1);
    given(session.getNamedQuery("some query name")).willReturn(query2);
    given(query2.setCacheable(true)).willReturn(query2);
    given(session.createCriteria(TestBean.class)).willReturn(criteria);
    given(criteria.setCacheable(true)).willReturn(criteria);

    hibernateTemplate.setCacheQueries(true);
    hibernateTemplate.execute(new HibernateCallback<Object>() {
        @Override/* w w  w .j  a v a 2  s. c o  m*/
        public Object doInHibernate(org.hibernate.Session sess) throws HibernateException {
            assertNotSame(session, sess);
            assertTrue(Proxy.isProxyClass(sess.getClass()));
            sess.createQuery("some query");
            sess.getNamedQuery("some query name");
            sess.createCriteria(TestBean.class);
            // should be ignored
            sess.close();
            return null;
        }
    });

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

---

From source file:org.springframework.orm.hibernate3.HibernateTemplateTests.java

License:Apache License

@Test
public void testExecuteWithCacheQueriesAndCacheRegion() throws HibernateException {
    Query query1 = mock(Query.class);
    Query query2 = mock(Query.class);
    Criteria criteria = mock(Criteria.class);
    given(session.createQuery("some query")).willReturn(query1);
    given(query1.setCacheable(true)).willReturn(query1);
    given(query1.setCacheRegion("myRegion")).willReturn(query1);
    given(session.getNamedQuery("some query name")).willReturn(query2);
    given(query2.setCacheable(true)).willReturn(query2);
    given(query2.setCacheRegion("myRegion")).willReturn(query2);
    given(session.createCriteria(TestBean.class)).willReturn(criteria);
    given(criteria.setCacheable(true)).willReturn(criteria);
    given(criteria.setCacheRegion("myRegion")).willReturn(criteria);

    hibernateTemplate.setCacheQueries(true);
    hibernateTemplate.setQueryCacheRegion("myRegion");
    hibernateTemplate.execute(new HibernateCallback<Object>() {
        @Override// w ww.ja va2s  .  c  o  m
        public Object doInHibernate(org.hibernate.Session sess) throws HibernateException {
            assertNotSame(session, sess);
            assertTrue(Proxy.isProxyClass(sess.getClass()));
            sess.createQuery("some query");
            sess.getNamedQuery("some query name");
            sess.createCriteria(TestBean.class);
            // should be ignored
            sess.close();
            return null;
        }
    });

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

---

From source file:org.springframework.orm.hibernate3.HibernateTemplateTests.java

License:Apache License

@Test
public void testFindWithCacheable() throws HibernateException {
    Query query = mock(Query.class);
    List list = new ArrayList();
    given(session.createQuery("some query string")).willReturn(query);
    given(query.setCacheable(true)).willReturn(query);
    given(query.list()).willReturn(list);
    hibernateTemplate.setCacheQueries(true);
    List result = hibernateTemplate.find("some query string");
    assertTrue("Correct list", result == list);
    verify(query).setCacheable(true);/*from   ww w. j  a  va  2s  .  c om*/
    verify(session).flush();
    verify(session).close();
}

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From source file:org.springframework.orm.hibernate3.HibernateTemplateTests.java

License:Apache License

@Test
public void testFindWithCacheableAndCacheRegion() throws HibernateException {
    Query query = mock(Query.class);
    List list = new ArrayList();
    given(session.createQuery("some query string")).willReturn(query);
    given(query.setCacheable(true)).willReturn(query);
    given(query.setCacheRegion("myCacheRegion")).willReturn(query);
    given(query.list()).willReturn(list);
    hibernateTemplate.setCacheQueries(true);
    hibernateTemplate.setQueryCacheRegion("myCacheRegion");
    List result = hibernateTemplate.find("some query string");
    assertTrue("Correct list", result == list);
    verify(query).setCacheable(true);/*from   ww w.  ja  v a  2 s  . com*/
    verify(query).setCacheRegion("myCacheRegion");
    verify(session).flush();
    verify(session).close();
}

---

From source file:org.springframework.orm.hibernate3.HibernateTemplateTests.java

License:Apache License

@Test
public void testFindByNamedQueryWithCacheable() throws HibernateException {
    Query query = mock(Query.class);
    List list = new ArrayList();
    given(session.getNamedQuery("some query name")).willReturn(query);
    given(query.setCacheable(true)).willReturn(query);
    given(query.list()).willReturn(list);
    hibernateTemplate.setCacheQueries(true);
    List result = hibernateTemplate.findByNamedQuery("some query name");
    assertTrue("Correct list", result == list);
    verify(query).setCacheable(true);/* w  w  w.  j  ava2 s  . c  om*/
    verify(session).flush();
    verify(session).close();
}

---

From source file:org.springframework.orm.hibernate3.HibernateTemplateTests.java

License:Apache License

@Test
public void testFindByNamedQueryWithCacheableAndCacheRegion() throws HibernateException {
    Query query = mock(Query.class);
    List list = new ArrayList();
    given(session.getNamedQuery("some query name")).willReturn(query);
    given(query.setCacheable(true)).willReturn(query);
    given(query.setCacheRegion("myCacheRegion")).willReturn(query);
    given(query.list()).willReturn(list);
    hibernateTemplate.setCacheQueries(true);
    hibernateTemplate.setQueryCacheRegion("myCacheRegion");
    List result = hibernateTemplate.findByNamedQuery("some query name");
    assertTrue("Correct list", result == list);
    verify(query).setCacheable(true);//  www .j  a  va 2  s.c o  m
    verify(query).setCacheRegion("myCacheRegion");
    verify(session).flush();
    verify(session).close();
}

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

License:Apache License

/**
 * Prepare the given Query object, applying cache settings and/or
 * a transaction timeout.// www .  j  av a 2 s  .  c om
 * @param queryObject the Query object to prepare
 * @see #setCacheQueries
 * @see #setQueryCacheRegion
 */
protected void prepareQuery(Query queryObject) {
    if (isCacheQueries()) {
        queryObject.setCacheable(true);
        if (getQueryCacheRegion() != null) {
            queryObject.setCacheRegion(getQueryCacheRegion());
        }
    }
    if (getFetchSize() > 0) {
        queryObject.setFetchSize(getFetchSize());
    }
    if (getMaxResults() > 0) {
        queryObject.setMaxResults(getMaxResults());
    }

    SessionHolder sessionHolder = (SessionHolder) TransactionSynchronizationManager
            .getResource(getSessionFactory());
    if (sessionHolder != null && sessionHolder.hasTimeout()) {
        queryObject.setTimeout(sessionHolder.getTimeToLiveInSeconds());
    }
}

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