Examples of org.apache.jetspeed.components.persistence.store.PersistenceStore

Package org.apache.jetspeed.components.persistence.store

Examples of org.apache.jetspeed.components.persistence.store.PersistenceStore

org.apache.jetspeed.components.persistence.store.PersistenceStore

PersistenceStore

The persistence store allows access to the persistent storage mechanism within the application.
PersistenceStore instances ARE NOT thread safe. The best practices approach for using the persistence store is to use PersistenceStoreContainer.getStoreForThread() any time the store is to be accessed.
@ @author Scott T. Weaver @version $ $

     * @param ident
     * @return
     */
    public PortletDefinitionComposite getPortletDefinitionByIdentifier( String ident )
    {
        PersistenceStore store = getPersistenceStore();
        prepareTransaction(store);
        Filter filter = store.newFilter();
        filter.addEqualTo("portletIdentifier", ident);
        Object query = store.newQuery(portletDefClass, filter);
        PortletDefinitionComposite portlet = (PortletDefinitionComposite) store.getObjectByQuery(query);
        if (portlet != null)
        {
            if (portlet.getPortletApplicationDefinition() == null)
            {
                final String msg = "getPortletDefinitionByIdentifier() returned a PortletDefinition that has no parent PortletApplication.";

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     * @param name
     * @return
     */
    public PortletDefinitionComposite getPortletDefinitionByUniqueName( String name )
    {
        PersistenceStore store = getPersistenceStore();
        prepareTransaction(store);


        String appName = PortletRegistryHelper.parseAppName(name);
        String portletName = PortletRegistryHelper.parsePortletName(name);


        // build filter
        Filter filter = store.newFilter();
        filter.addEqualTo("app.name", appName);
        filter.addEqualTo("name", portletName);
        Object query = store.newQuery(portletDefClass, filter);
        PortletDefinitionComposite portlet = (PortletDefinitionComposite) store.getObjectByQuery(query);
        if (portlet != null)
        {
            if (portlet.getPortletApplicationDefinition() == null)
            {
                filter = store.newFilter();
                filter.addEqualTo("name", appName);
                query = store.newQuery(portletAppClass, filter);
                MutablePortletApplication app = (MutablePortletApplication) store.getObjectByQuery(query);
                if (null == app)
                {
                    final String msg = "getPortletDefinitionByUniqueName() returned a PortletDefinition that has no parent PortletApplication.";
                    log.error(msg);
                    throw new IllegalStateException(msg);

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     * @param newApp
     * @throws RegistryException
     */
    public void registerPortletApplication( PortletApplicationDefinition newApp ) throws RegistryException
    {
        PersistenceStore store = getPersistenceStore();
        prepareTransaction(store);
        try
        {
            store.makePersistent(newApp);
            store.getTransaction().checkpoint();
        }
        catch (LockFailedException e)
        {
            throw new RegistryException("Unable to lock PortletApplicaiton for makePersistent: " + e.toString(), e);
        }

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     * @param app
     * @throws TransactionStateException
     */
    public void removeApplication( PortletApplicationDefinition app ) throws RegistryException
    {
        PersistenceStore store = getPersistenceStore();
        prepareTransaction(store);


        String appNodePath = MutablePortletApplication.PREFS_ROOT + "/" + ((MutablePortletApplication) app).getName();
        try
        {
            if (Preferences.systemRoot().nodeExists(appNodePath))
            {
                Preferences node = Preferences.systemRoot().node(appNodePath);
                log.info("Removing Application preference node " + node.absolutePath());
                node.removeNode();
            }
        }
        catch (BackingStoreException e)
        {
            throw new RegistryException(e.toString(), e);
        }


        try
        {
            store.deletePersistent(app);            


        }
        catch (LockFailedException e)
        {
            throw new RegistryException("Unable to lock PortletApplication for deletion: " + e.toString(), e);

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     */
    public void updatePortletApplication( PortletApplicationDefinition app ) throws RegistryException
    {
        try
        {
            PersistenceStore store = getPersistenceStore();
            prepareTransaction(store);
            store.lockForWrite(app);
            store.getTransaction().checkpoint();
        }
        catch (LockFailedException e)
        {
            throw new RegistryException("Unable to lock PortletApplicaiton for update: " + e.toString(), e);
        }

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    public void savePortletDefinition( PortletDefinition portlet ) throws FailedToStorePortletDefinitionException
    {
        try
        {
            PersistenceStore store = getPersistenceStore();
            prepareTransaction(store);
            store.lockForWrite(portlet);
            store.getTransaction().checkpoint();
        }
        catch (LockFailedException e)
        {
            throw new FailedToStorePortletDefinitionException(portlet, e);
        }

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            PortletEntityImpl entity = (PortletEntityImpl) entityCache.get(entityId);            
            return entity;
        }
        else
        {
            PersistenceStore store = getPersistenceStore();
            prepareTransaction(store);


            Filter filter = store.newFilter();
            filter.addEqualTo("id", entityId.toString());
            Object q = store.newQuery(PortletEntityImpl.class, filter);
            MutablePortletEntity portletEntity = (MutablePortletEntity) store.getObjectByQuery(q);
            if (portletEntity == null)
            {
                return null;
            }
            else

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        if (entityCache.containsKey(portletEntity.getId()))
        {
            entityCache.remove(entityCache.get(portletEntity.getId()));
        }


        PersistenceStore store = getPersistenceStore();
        try
        {
            prepareTransaction(store);


            entityCache.remove(portletEntity.getId());


            store.deletePersistent(portletEntity);


            store.getTransaction().checkpoint();
        }
        catch (Exception e)
        {
            String msg = "Unable to delete Portlet Entity.";
            log.error(msg, e);


            store.getTransaction().rollback();


            throw new PortletEntityNotDeletedException(msg, e);
        }


    }

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Related Classes of org.apache.jetspeed.components.persistence.store.PersistenceStore

org.apache.jetspeed.components.persistence.TestPersistenceContainer

org.apache.jetspeed.components.portletentity.PortletEntityAccessComponentImpl

org.apache.jetspeed.components.portletregistry.PortletRegistryComponentImpl

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