@Override public void preHandle(WebRequest request) throws DataAccessException { if (TransactionSynchronizationManager.hasResource(getPersistenceManagerFactory())) { // Do not modify the PersistenceManager: just mark the request accordingly. String participateAttributeName = getParticipateAttributeName(); Integer count = (Integer) request.getAttribute(participateAttributeName, WebRequest.SCOPE_REQUEST); int newCount = (count != null ? count + 1 : 1); request.setAttribute(getParticipateAttributeName(), newCount, WebRequest.SCOPE_REQUEST); } else { logger.debug("Opening JDO PersistenceManager in OpenPersistenceManagerInViewInterceptor"); PersistenceManager pm = PersistenceManagerFactoryUtils.getPersistenceManager( getPersistenceManagerFactory(), true); TransactionSynchronizationManager.bindResource( getPersistenceManagerFactory(), new PersistenceManagerHolder(pm)); } }
protected PersistenceManager getPersistenceManager() { return PersistenceManagerFactoryUtils.getPersistenceManager(pmf, true); }