Example usage for org.hibernate SessionFactory getCurrentSession

List of usage examples for org.hibernate SessionFactory getCurrentSession

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Introduction

In this page you can find the example usage for org.hibernate SessionFactory getCurrentSession.

Prototype

Session getCurrentSession() throws HibernateException;

Source Link

Document

Obtains the current session.

Usage

From source file:org.xerela.provider.credentials.DatabaseCredentialsPersister.java

License:Mozilla Public License

/** {@inheritDoc} */
public void deleteCredentialConfig(CredentialConfig credentialConfig) throws PersistenceException {
    if (credentialConfig != null) {
        try {// ww w  . j  a v a 2 s. c  o m
            boolean ownTransaction = TransactionElf.beginOrJoinTransaction();
            SessionFactory sessionFactory = CredentialsProviderActivator.getSessionFactory();
            Session currentSession = sessionFactory.getCurrentSession();

            if (credentialConfig != null) {
                currentSession.delete(credentialConfig);
            }

            if (ownTransaction) {
                TransactionElf.commit();
            }
        } catch (RuntimeException e) {
            TransactionElf.rollback();
            throw new PersistenceException(e);
        }
    }
}

From source file:org.xerela.provider.credentials.DatabaseCredentialsPersister.java

License:Mozilla Public License

/** {@inheritDoc} */
public Collection<CredentialConfig> getAllCredentialConfigs() throws PersistenceException {
    Set<CredentialConfig> credentialConfigs = new HashSet<CredentialConfig>();

    try {//w w  w  . j av  a  2 s  .  c o m
        boolean ownTransaction = TransactionElf.beginOrJoinTransaction();
        SessionFactory sessionFactory = CredentialsProviderActivator.getSessionFactory();
        Session currentSession = sessionFactory.getCurrentSession();

        // Grab all of the non-default credential configurations
        Criteria criteria = currentSession.createCriteria(CredentialConfig.class);
        criteria.add(Restrictions.eq(THE_DEFAULT, false));
        List<?> list = criteria.list();

        for (Iterator<?> iter = list.iterator(); iter.hasNext();) {
            CredentialConfig cc = (CredentialConfig) iter.next();
            credentialConfigs.add(cc);
        }

        if (ownTransaction) {
            TransactionElf.commit();
        }
    } catch (RuntimeException e) {
        throw new PersistenceException(e);
    }

    return credentialConfigs;
}

From source file:org.xerela.provider.credentials.DatabaseCredentialsPersister.java

License:Mozilla Public License

/** {@inheritDoc} */
public CredentialConfig getDefaultCredentialConfig() throws PersistenceException {
    CredentialConfig defaultCC = null;//from   ww  w  .j a va 2  s. co  m

    try {
        boolean ownTransaction = TransactionElf.beginOrJoinTransaction();
        SessionFactory sessionFactory = CredentialsProviderActivator.getSessionFactory();
        Session currentSession = sessionFactory.getCurrentSession();

        // Grab the default credential configuration
        Criteria criteria = currentSession.createCriteria(CredentialConfig.class);
        criteria.add(Restrictions.eq(THE_DEFAULT, true));
        Object uniqueResult = criteria.uniqueResult();

        if (uniqueResult != null) {
            defaultCC = (CredentialConfig) uniqueResult;
        }

        if (ownTransaction) {
            TransactionElf.commit();
        }
    } catch (RuntimeException e) {
        throw new PersistenceException(e);
    }

    return defaultCC;
}

From source file:org.xerela.provider.credentials.DatabaseCredentialsPersister.java

License:Mozilla Public License

/** {@inheritDoc} */
public void purgeUnmappedCredentialSets() throws PersistenceException {
    try {//from ww  w.  j a v a2 s .  c om
        // Begin of join a transaction
        boolean ownTransaction = TransactionElf.beginOrJoinTransaction();

        // Retrieve the current Hibernate session
        SessionFactory sessionFactory = CredentialsProviderActivator.getSessionFactory();
        Session currentSession = sessionFactory.getCurrentSession();

        // Retrieve all of the credentials to purge.  The keys in the map are credential set IDs and the values
        // in the map are credential config IDs
        Map<Long, Long> credSetsToPurge = getCredentialSetsToPurge();
        for (Entry<Long, Long> mapping : credSetsToPurge.entrySet()) {
            // Attempt to grab the credential config object from the database
            Object credConfigObj = currentSession.get(CredentialConfig.class, mapping.getValue());
            if (credConfigObj != null) {
                CredentialConfig credentialConfig = (CredentialConfig) credConfigObj;
                boolean isTheDefault = credentialConfig.isTheDefault();
                if (!isTheDefault || (isTheDefault && credentialConfig.getCredentialSets().size() > 1)) {
                    Object retrievedObj = currentSession.get(CredentialSet.class, mapping.getKey());
                    if (retrievedObj != null) {
                        CredentialSet credentialSet = (CredentialSet) retrievedObj;
                        credentialConfig.getCredentialSets().remove(credentialSet);
                        deleteCredentialSet(credentialSet);
                    }
                }
            }
        }

        if (ownTransaction) {
            TransactionElf.commit();
        }
    } catch (PersistenceException e) {
        TransactionElf.rollback();
        throw e;
    }
}

From source file:org.xerela.provider.credentials.DatabaseCredentialsPersister.java

License:Mozilla Public License

/**
 * Purges any device-to-credential set mappings containing the {@link CredentialSet} object specified,
 * and then the actual {@link CredentialSet} object is removed from the database.
 * //from w  w w.  j  a va2 s . co m
 * @param credentialSet The credentials set to remove.
 * @throws PersistenceException if there was an error while clearing out the device-to-credential set mappings.
 */
private void deleteCredentialSet(CredentialSet credentialSet) throws PersistenceException {
    if (credentialSet != null) {
        // Clear out all the credentials associated with the ID of the credential set
        LOGGER.info("Removing the unused credential set '" + credentialSet.getName() + "'");
        clearDeviceToCredentialSetMappings(credentialSet);

        SessionFactory sessionFactory = CredentialsProviderActivator.getSessionFactory();
        Session currentSession = sessionFactory.getCurrentSession();

        if (credentialSet != null) {
            currentSession.delete(credentialSet);
        }
    }
}

From source file:org.xerela.provider.credentials.DatabaseCredentialsPersister.java

License:Mozilla Public License

/**
 * Retrieves the {@link DeviceToCredentialSetMapping} object for the specified device ID.
 * //from  www. j a va 2  s . c om
 * @param deviceID The device ID that should exists on the located device-to-credential set mapping.
 * @param returnStaleCredential Flag to determine whether or not a credential set that has been marked as stale should be returned.
 * @return A valid {@link DeviceToCredentialSetMapping} object if the specified device associated with the device ID has
 * a mapping to a valid credential set; null if there is no such mapping.
 */
private DeviceToCredentialSetMapping getDeviceToCredentialSetMapping(String deviceID,
        boolean returnStaleCredential) {
    DeviceToCredentialSetMapping toReturn = null;

    boolean ownTransaction = TransactionElf.beginOrJoinTransaction();
    SessionFactory sessionFactory = CredentialsProviderActivator.getSessionFactory();
    Session currentSession = sessionFactory.getCurrentSession();

    // Get the device to credential set mapping for the specified device ID
    Criteria criteria = currentSession.createCriteria(DeviceToCredentialSetMapping.class);
    criteria.add(Restrictions.eq(DEVICE_ID, Integer.valueOf(deviceID).intValue()));

    // If stale credentials should not be returned, make sure they are culled out
    if (!returnStaleCredential) {
        criteria.add(Restrictions.eq(STALE, false));
    }

    // Grab the actual DeviceToCredentialSetMapping object
    Object uniqueResult = criteria.uniqueResult();
    if (uniqueResult != null) {
        toReturn = (DeviceToCredentialSetMapping) uniqueResult;
    }

    if (ownTransaction) {
        TransactionElf.commit();
    }

    return toReturn;
}

From source file:org.xerela.provider.credentials.DatabaseCredentialsPersister.java

License:Mozilla Public License

/**
 * Retrieves a {@link Map} of all the credential sets to be purged. The keys of the {@link Map} are the IDs of the
 * {@link CredentialSet} objects to purge, and the values are the IDs of the {@link CredentialConfig} objects associated with
 * the credential sets.//from  ww  w.  j a  v  a 2 s  .  co m
 * 
 * @return A {@link Map} of credential set IDs to credential config IDs.
 */
private Map<Long, Long> getCredentialSetsToPurge() {
    Map<Long, Long> credSetsToPurge = new HashMap<Long, Long>();
    String sql = "SELECT DISTINCT a.id, a.fkCredentialConfigId FROM cred_set a LEFT OUTER JOIN device_to_cred_set_mappings b ON a.id = b.fkCredentialSetId WHERE (b.id IS NULL)";

    boolean ownTransaction = TransactionElf.beginOrJoinTransaction();
    SessionFactory sessionFactory = CredentialsProviderActivator.getSessionFactory();
    Session currentSession = sessionFactory.getCurrentSession();
    SQLQuery sqlQuery = currentSession.createSQLQuery(sql);

    // Execute our SQL statement and grab the results
    List<?> list = sqlQuery.list();

    // Iterate through all of the results, grabbing the CredentialSet ID from the 1st column,
    // and the CredentialConfig ID from the 2nd column.  Unlike JDBC, columns of results are numbered from zero.
    for (Iterator<?> iter = list.iterator(); iter.hasNext();) {
        Object[] row = (Object[]) iter.next();
        credSetsToPurge.put(Long.parseLong(row[0].toString()), Long.parseLong(row[1].toString()));
    }

    if (ownTransaction) {
        TransactionElf.commit();
    }

    return credSetsToPurge;
}

From source file:org.xerela.provider.credentials.DatabaseCredentialsPersister.java

License:Mozilla Public License

/**
 * Saves or updates a generic object to the database
 *
 * @param obj The generic object to save or update.
 * @throws PersistenceException If any issue occurred while trying save or update the generic object to the database.
 *///from   w w w. j a v  a  2s  . c  o  m
private void saveOrUpdate(Object obj) throws PersistenceException {
    try {
        boolean ownTransaction = TransactionElf.beginOrJoinTransaction();
        SessionFactory sessionFactory = CredentialsProviderActivator.getSessionFactory();
        Session currentSession = sessionFactory.getCurrentSession();

        obj = currentSession.merge(obj);

        currentSession.saveOrUpdate(obj);

        if (ownTransaction) {
            TransactionElf.commit();
        }
    } catch (RuntimeException e) {
        TransactionElf.rollback();
        throw new PersistenceException(e);
    }
}

From source file:org.xerela.provider.credentials.DatabaseCredentialsPersister.java

License:Mozilla Public License

/**
 * Executes an update against the database according to a specified HQL string.
 * /*from ww  w .j a  v a 2 s  .  c om*/
 * @param hql The HQL string to describing the update to be executed against the database.
 * @throws PersistenceException If any issue occurred while trying to execute the update against the database.
 */
private void executeUpdate(String hql) throws PersistenceException {
    try {
        boolean ownTransaction = TransactionElf.beginOrJoinTransaction();
        SessionFactory sessionFactory = CredentialsProviderActivator.getSessionFactory();
        Session currentSession = sessionFactory.getCurrentSession();

        currentSession.createQuery(hql).executeUpdate();

        if (ownTransaction) {
            TransactionElf.commit();
        }
    } catch (RuntimeException e) {
        TransactionElf.rollback();
        throw new PersistenceException(e);
    }
}

From source file:org.xerela.provider.credentials.DatabaseProtocolPersister.java

License:Mozilla Public License

/**
 * {@inheritDoc}//from   w  w  w . j a  va 2s. com
 */
public ProtocolConfig getDefaultProtocolConfig() throws PersistenceException {
    ProtocolConfig defaultProtocolConfig = null;

    try {
        boolean ownTransaction = TransactionElf.beginOrJoinTransaction();
        SessionFactory sessionFactory = CredentialsProviderActivator.getSessionFactory();
        Session currentSession = sessionFactory.getCurrentSession();

        // Grab the default protocol configuration
        Criteria criteria = currentSession.createCriteria(ProtocolConfig.class);
        criteria.add(Restrictions.eq(THE_DEFAULT, true));
        Object uniqueResult = criteria.uniqueResult();

        if (uniqueResult != null) {
            defaultProtocolConfig = (ProtocolConfig) uniqueResult;
        }

        if (ownTransaction) {
            TransactionElf.commit();
        }
    } catch (RuntimeException e) {
        throw new PersistenceException(e);
    }

    return defaultProtocolConfig;
}