Example usage for org.hibernate FlushMode COMMIT

List of usage examples for org.hibernate FlushMode COMMIT

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Introduction

In this page you can find the example usage for org.hibernate FlushMode COMMIT.

Prototype

FlushMode COMMIT

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Document

The Session is flushed when Transaction#commit is called.

Usage

From source file:org.hl7.hibernate.Persistence.java

License:Open Source License

public Session getSession() {
    if (_session == null) {
        _session = openSession();/*from  ww  w.  jav a 2  s. c  om*/
        Transaction tx = _session.beginTransaction();
        Transaction tx2 = _session.getTransaction();
        if (tx != tx2)
            throw new Error("assertion failed about " + tx + " == " + tx2);
    }
    // only flush on commits
    _session.setFlushMode(FlushMode.COMMIT);
    return _session;
}

From source file:org.jasig.ssp.dao.PersonDao.java

License:Apache License

public Person fromUsername(@NotNull final String username) {
    if (!StringUtils.isNotBlank(username)) {
        throw new IllegalArgumentException("username can not be empty.");
    }/*from w  w  w  .  jav  a 2  s.c om*/

    Dialect dialect = ((SessionFactoryImplementor) sessionFactory).getDialect();
    Session currentSession = sessionFactory.getCurrentSession();
    final Criteria query = currentSession.createCriteria(Person.class);
    //Sqlserver does a case insensitive string compare so we don't do the string
    //normalization for sqlserver so that it hits index on person table idx_person_username
    if (dialect instanceof SQLServerDialect) {
        query.add(Restrictions.eq("username", username)).setFlushMode(FlushMode.COMMIT);
        return (Person) query.uniqueResult();

    } else {
        //Postgres has an index on lower(username): idx_func_username_person
        query.add(Restrictions.eq("username", StringUtils.lowerCase(username))).setFlushMode(FlushMode.COMMIT);
    }
    return (Person) query.uniqueResult();
}

From source file:org.jboss.dashboard.database.DataSourceManager.java

License:Apache License

/**
 * Get all registered datasource entries
 *///from  ww  w .j  a  va  2 s.  c  om
public List<DataSourceEntry> getDataSourceEntries() {
    final List result = new ArrayList();
    try {
        new HibernateTxFragment() {
            protected void txFragment(Session session) throws Exception {
                Query query = session.createQuery(" from " + DataSourceEntry.class.getName());
                FlushMode oldFlushMode = session.getFlushMode();
                session.setFlushMode(FlushMode.COMMIT);
                query.setCacheable(true);
                result.addAll(query.list());
                session.setFlushMode(oldFlushMode);
            }
        }.execute();
    } catch (Exception e) {
        log.error("Error: ", e);
    }
    return result;
}

From source file:org.jboss.dashboard.database.DataSourceManager.java

License:Apache License

public DataSourceEntry getDataSourceEntry(final String name) throws Exception {
    if (name == null)
        return null;

    final List results = new ArrayList();
    new HibernateTxFragment() {
        protected void txFragment(Session session) throws Exception {
            FlushMode flushMode = session.getFlushMode();
            session.setFlushMode(FlushMode.COMMIT);

            StringBuffer sql = new StringBuffer();
            sql.append("select dse ");
            sql.append("from ").append(DataSourceEntry.class.getName()).append(" as dse ");
            sql.append("where dse.name = :name");

            Query query = session.createQuery(sql.toString());
            query.setString("name", name);
            query.setCacheable(true);/*ww w .  ja va2  s  .  c o m*/
            results.addAll(query.list());
            session.setFlushMode(flushMode);
        }
    }.execute();
    if (results.size() > 0) {
        if (results.size() > 1)
            log.error("There are " + results.size() + " data sources with name=" + name);
        return (DataSourceEntry) results.get(0);
    } else {
        log.debug("Does not exists data source with name: " + name);
        return null;
    }
}

From source file:org.jboss.dashboard.database.hibernate.HibernateTransaction.java

License:Apache License

protected final void executeFragment(HibernateTxFragment fragment) throws Exception {
    FlushMode flushMode = session.getFlushMode();
    boolean flushChanged = false;
    try {/*  ww w. j ava 2  s  . co  m*/
        // Change the current fragment.
        fragment.parentFragment = currentFragment;
        currentFragment = fragment;

        // Disable flush if the fragment's flush is set.
        HibernateTxFragment flusherFragment = getFlusherFragment();
        if (fragment == flusherFragment) {
            session.setFlushMode(FlushMode.COMMIT);
            flushChanged = true;
        }

        // Execute the fragment.
        fragment.txFragment(session);

        // Flush the fragment if required.
        if (fragment == flusherFragment) {
            log.debug("Flush transaction. Id=" + getId());
            session.flush();
        }
    } catch (Throwable t) {
        // Rollback the tx.
        error(t);

        // Propagate the exception.
        if (t instanceof Exception)
            throw (Exception) t;
        else
            throw new Exception(t);
    } finally {
        if (flushChanged)
            session.setFlushMode(flushMode);
        currentFragment = fragment.parentFragment;
        if (fragment.callbacksEnabled) {
            listeners.add(fragment);

            // When completing the tx notify the fragment right now.
            if (completing)
                notifyListener(true, fragment);
        }
    }
}

From source file:org.jboss.dashboard.kpi.KPIManagerImpl.java

License:Apache License

public Set<KPI> getAllKPIs() throws Exception {
    final Set<KPI> results = new HashSet<KPI>();
    new HibernateTxFragment() {
        protected void txFragment(Session session) throws Exception {
            FlushMode flushMode = session.getFlushMode();
            session.setFlushMode(FlushMode.COMMIT);
            Query query = session.createQuery("from " + KPIImpl.class.getName() + " order by id");
            query.setCacheable(true);/*ww w .j  a  v  a  2s  .  c  om*/
            results.addAll(query.list());
            session.setFlushMode(flushMode);
        }
    }.execute();
    return results;
}

From source file:org.jboss.dashboard.kpi.KPIManagerImpl.java

License:Apache License

public KPI getKPIById(final Long id) throws Exception {
    final List<KPI> results = new ArrayList<KPI>();
    new HibernateTxFragment() {
        protected void txFragment(Session session) throws Exception {
            FlushMode flushMode = session.getFlushMode();
            session.setFlushMode(FlushMode.COMMIT);

            StringBuffer sql = new StringBuffer();
            sql.append("from ").append(KPIImpl.class.getName()).append(" as instance ");
            sql.append("where instance.id = :id");

            Query query = session.createQuery(sql.toString());
            if (id != null)
                query.setLong("id", id.longValue());
            query.setCacheable(true);/*from  w  w  w .  j  a  v  a2  s . c o  m*/
            results.addAll(query.list());
            session.setFlushMode(flushMode);
        }
    }.execute();
    if (results.size() > 0)
        return (KPIImpl) results.get(0);
    else
        log.debug("KPI with id =" + id + " does not exist.");
    return null;
}

From source file:org.jboss.dashboard.kpi.KPIManagerImpl.java

License:Apache License

public KPI getKPIByCode(final String code) throws Exception {
    final List<KPI> results = new ArrayList<KPI>();
    new HibernateTxFragment() {
        protected void txFragment(Session session) throws Exception {
            FlushMode flushMode = session.getFlushMode();
            session.setFlushMode(FlushMode.COMMIT);

            StringBuffer sql = new StringBuffer();
            sql.append("from ").append(KPIImpl.class.getName()).append(" as instance ");
            sql.append("where instance.code = :code");

            Query query = session.createQuery(sql.toString());
            if (code != null)
                query.setString("code", code);
            query.setCacheable(true);//w w w  . j  a  v  a2  s .  c  om
            results.addAll(query.list());
            session.setFlushMode(flushMode);
        }
    }.execute();
    if (results.size() > 0)
        return (KPIImpl) results.get(0);
    else
        log.debug("KPI with code=" + code + " does not exist.");
    return null;
}

From source file:org.jboss.dashboard.provider.DataProviderManagerImpl.java

License:Apache License

public Set<DataProvider> getAllDataProviders() throws Exception {
    final Set<DataProvider> results = new HashSet<DataProvider>();
    new HibernateTxFragment() {
        protected void txFragment(Session session) throws Exception {
            FlushMode flushMode = session.getFlushMode();
            session.setFlushMode(FlushMode.COMMIT);
            Query query = session.createQuery("from " + DataProviderImpl.class.getName() + " order by id");
            query.setCacheable(true);/*  w w w.j  a v a2s.c  o m*/
            results.addAll(query.list());
            session.setFlushMode(flushMode);
        }
    }.execute();
    return results;
}

From source file:org.jboss.dashboard.provider.DataProviderManagerImpl.java

License:Apache License

public DataProvider getDataProviderById(final Long id) throws Exception {
    final List<DataProvider> results = new ArrayList<DataProvider>();
    new HibernateTxFragment() {
        protected void txFragment(Session session) throws Exception {
            FlushMode flushMode = session.getFlushMode();
            session.setFlushMode(FlushMode.COMMIT);

            StringBuffer sql = new StringBuffer();
            sql.append("from ").append(DataProviderImpl.class.getName()).append(" as instance ");
            sql.append("where instance.id = :id");

            Query query = session.createQuery(sql.toString());
            if (id != null)
                query.setLong("id", id.longValue());
            query.setCacheable(true);//  w  w w. j ava 2s  .c  o  m
            results.addAll(query.list());
            session.setFlushMode(flushMode);
        }
    }.execute();
    if (results.size() > 0)
        return (DataProviderImpl) results.get(0);
    else
        log.debug("Data provider with id =" + id + " does not exist.");
    return null;
}