Example usage for org.hibernate Session evict

List of usage examples for org.hibernate Session evict

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Introduction

In this page you can find the example usage for org.hibernate Session evict.

Prototype

void evict(Object object);

Source Link

Document

Remove this instance from the session cache.

Usage

From source file:br.msf.commons.persistence.dao.AbstractEntityDaoBean.java

License:Open Source License

@Override
public T deleteById(final ID id) {
    ArgumentUtils.rejectIfNull(id);/*from   w  w  w.j  ava  2s . c o m*/
    final Session session = getCurrentSession();
    final T entity = findById(id);
    session.evict(entity);
    if (entity != null) {
        session.delete(entity);
    }
    return entity;
}

From source file:com.amalto.core.storage.hibernate.HibernateStorage.java

License:Open Source License

@Override
public void update(Iterable<DataRecord> records) {
    assertPrepared();/* ww  w. j  ava  2s .c o  m*/
    Session session = this.getCurrentSession();
    try {
        storageClassLoader.bind(Thread.currentThread());
        DataRecordConverter<Object> converter = new ObjectDataRecordConverter(storageClassLoader, session);
        for (DataRecord currentDataRecord : records) {
            TypeMapping mapping = mappingRepository.getMappingFromUser(currentDataRecord.getType());
            Wrapper o = (Wrapper) converter.convert(currentDataRecord, mapping);
            if (session.contains(o) && session.isReadOnly(o)) { // A read only instance for an update?
                // Session#setReadOnly(...) does not always work as expected (especially in case of compound keys
                // see TMDM-7014).
                session.evict(o);
                o = (Wrapper) converter.convert(currentDataRecord, mapping);
            }
            DataRecordMetadata recordMetadata = currentDataRecord.getRecordMetadata();
            Map<String, String> recordProperties = recordMetadata.getRecordProperties();
            if (!ObjectUtils.equals(recordMetadata.getTaskId(), o.taskId())) {
                o.taskId(recordMetadata.getTaskId());
            }
            for (Map.Entry<String, String> currentProperty : recordProperties.entrySet()) {
                String key = currentProperty.getKey();
                String value = currentProperty.getValue();
                ComplexTypeMetadata database = mapping.getDatabase();
                if (database.hasField(key)) {
                    Object convertedValue = StorageMetadataUtils.convert(value, database.getField(key));
                    if (!ObjectUtils.equals(convertedValue, o.get(key))) {
                        o.set(key, convertedValue);
                    }
                } else {
                    throw new IllegalArgumentException("Can not store value '" + key //$NON-NLS-1$
                            + "' because there is no database field '" + key + "' in type '" + mapping.getName() //$NON-NLS-1$ //$NON-NLS-2$
                            + "' (storage is '" + toString() + "')"); //$NON-NLS-1$ //$NON-NLS-2$
                }
            }
            session.saveOrUpdate(o);
            if (FLUSH_ON_LOAD && session.getStatistics().getEntityCount() % batchSize == 0) {
                // Periodically flush objects to avoid using too much memory.
                session.flush();
            }
        }
    } catch (ConstraintViolationException e) {
        throw new com.amalto.core.storage.exception.ConstraintViolationException(e);
    } catch (PropertyValueException e) {
        throw new RuntimeException("Invalid value in record to update.", e); //$NON-NLS-1$
    } catch (NonUniqueObjectException e) {
        throw new RuntimeException("Attempted to update multiple times same record within same transaction.", //$NON-NLS-1$
                e);
    } catch (Exception e) {
        throw new RuntimeException("Exception occurred during update.", e); //$NON-NLS-1$
    } finally {
        this.releaseSession();
        storageClassLoader.unbind(Thread.currentThread());
    }
}

From source file:com.anite.zebra.hivemind.impl.ClusterSafeLockManager.java

License:Apache License

/**
 * @param processInstance//from  w  ww  .j av a 2s . c  o  m
 * @throws LockException
 */
public void aquireLock(IProcessInstance processInstance, Session session) throws LockException {
    boolean isLocked = false;
    while (!isLocked) {
        DatabaseLock lock;
        try {
            lock = (DatabaseLock) session.get(DatabaseLock.class, processInstance.getProcessInstanceId());
            if (lock != null) {
                session.evict(lock);
            }
        } catch (HibernateException e2) {
            log.error("Unable to test for lock", e2);
            throw new LockException(e2);
        }
        if (lock == null) {
            try {
                Class lockClazz = DatabaseLock.class;

                lock = (DatabaseLock) lockClazz.newInstance();
                lock.setProcessInstanceId(processInstance.getProcessInstanceId());

                Transaction t = session.beginTransaction();
                session.save(lock);
                t.commit();
                isLocked = true;
            } catch (HibernateException e) {
                // It is vaguely possible someone beat us to it
                try {
                    lock = null;
                    Thread.sleep(100);
                } catch (InterruptedException e1) {
                    log.error("Interupted while trying to lock - this should not occur", e1);
                    throw new LockException(e1);
                }
            } catch (InstantiationException e) {
                log.error("Unable to create lock class", e);
                throw new LockException(e);
            } catch (IllegalAccessException e) {
                log.error("Unable to create lock class", e);
                throw new LockException(e);
            }
        } else {
            try {
                Thread.sleep(100);
            } catch (InterruptedException e1) {
                log.error("Interupted while trying to lock - this should not occur", e1);
                throw new LockException(e1);
            }
        }
    }
}

From source file:com.autentia.intra.util.HibernateUtil.java

License:Open Source License

/**
 * Fully evict an object (including its related objects) from Hibernate cache.
 * This method is nececessary since HibernateSession.evict() does not evict
 * related objects, only the main passed instance. Hibernate can be configured
 * with cascade="evict" to evict the full object, but we prefer to do it
 * programatically better than by configuration, which can lead to more problems.
 *
 * @param dto//from   w w w. j  a va2 s.c  om
 */
public static void evictFullObject(Object dto) {
    Session s = currentSession();

    s.evict(dto);
    try {
        Map props = BeanUtilsBean.getInstance().getPropertyUtils().describe(dto);
        Collection vals = props.values();
        for (Object val : vals) {
            if (val instanceof ITransferObject) {
                s.evict(val);
            }
        }
    } catch (Exception e) {
        log.error("evictFullObject - exception", e);
    }
}

From source file:com.bahadirakin.dao.impl.BaseHibernateDAO.java

License:Apache License

public void detach(T entity) {
    if (entity == null) {
        throw new IllegalArgumentException("Entity Must not be null");
    }/*from   w  w w  . j a v a 2 s  . c  om*/

    try {
        Session session = this.getCurrentSession();
        Transaction transaction = session.beginTransaction();
        session.evict(entity);
        transaction.commit();
    } catch (Exception e) {
        LOG.error("Error while detach Entity. M: " + e.getMessage() + " C: " + e.getCause(), e);
    }
}

From source file:com.db4o.drs.hibernate.impl.ObjectLifeCycleEventsListenerImpl.java

License:Open Source License

private void deleteObjectRef(ObjectReference ref) {
    Session s = getSession();

    try {//from w  ww . jav a2  s  .  co m
        PreparedStatement ps = s.connection().prepareStatement(DELETE_SQL);
        ps.setLong(1, ref.getUuid().getCreated());
        ps.setLong(2, ref.getUuid().getProvider().getId());

        int affected = ps.executeUpdate();
        if (affected != 1)
            throw new RuntimeException("can't delete the ObjectRef " + ref);
    } catch (SQLException e) {
        throw new RuntimeException(e);
    }

    s.evict(ref);
}

From source file:com.examples.hql.FirstLevelCacheExample.java

public static void main(String[] args) {

    SessionFactory sf = HibernateUtil.getSessionFactory();
    Session session = sf.openSession();
    //Transaction tx = session.beginTransaction();

    try {/*from   ww w. ja  v a 2s.  c o m*/

        PurchaseOrderHeader po = (PurchaseOrderHeader) session.get(PurchaseOrderHeader.class, 2);

        System.out.println(po.getPoheaderId() + " | " + po.getPonumber() + " | " + po.getPodate() + " | "
                + po.getOrderValue());

        System.out.println("----------***********-------------");

        Session session1 = sf.openSession();

        PurchaseOrderHeader po1 = (PurchaseOrderHeader) session1.get(PurchaseOrderHeader.class, 2);

        System.out.println(po1.getPoheaderId() + " | " + po1.getPonumber() + " | " + po1.getPodate() + " | "
                + po1.getOrderValue());

        System.out.println("----------***********-------------");

        //            Query q=session.createQuery("update PurchaseOrderHeader set orderValue=:value where poheaderid=:id" );
        //            q.setParameter("value", new BigDecimal(1020124));
        //            q.setParameter("id", 2);
        //            
        //            q.executeUpdate();
        //            
        //            session.beginTransaction().commit();

        Session session2 = sf.openSession();

        PurchaseOrderHeader po2 = (PurchaseOrderHeader) session2.get(PurchaseOrderHeader.class, 2);

        System.out.println(po2.getPoheaderId() + " | " + po2.getPonumber() + " | " + po2.getPodate() + " | "
                + po2.getOrderValue());

        System.out.println("----------***********-------------");

        // tx.commit();
        session.evict(po);
        session1.evict(po1);
        session2.evict(po2);

        session.close();
        session1.close();
        session2.close();

        sf.close();

    } catch (Exception ex) {
        ex.printStackTrace();
    }
}

From source file:com.globalsight.everest.page.pageexport.ExportEventObserverLocal.java

License:Apache License

/**
 * Updates the exporting page in the specified Export Batch.
 *//*from w w w. j ava2 s  .c o m*/
private boolean updateExportingPage(long p_batchId, String p_pageId, HttpServletRequest p_request)
        throws ExportEventObserverException {
    ExportingPage page = null;

    Session session = null;
    Transaction transaction = null;
    try {

        s_logger.debug("Looking up export batch id: " + p_batchId + ", pageId: " + p_pageId);

        String responseType = p_request.getParameter(ExportConstants.RESPONSE_TYPE);
        String newState = responseType.equals(ExportConstants.SUCCESS) ? ExportingPage.EXPORTED
                : ExportingPage.EXPORT_FAIL;
        long endTime = Long.parseLong(p_request.getParameter(ExportConstants.EXPORTED_TIME));
        String details = p_request.getParameter(ExportConstants.RESPONSE_DETAILS);
        String exportPath = p_request.getParameter(ExportConstants.ABSOLUTE_EXPORT_PATH);
        String isComponentPage = p_request.getParameter(ExportConstants.IS_COMPONENT_PAGE);

        page = getExportingPageById(p_batchId, Long.parseLong(p_pageId), false);

        if (page != null) {
            session = HibernateUtil.getSession();
            transaction = session.beginTransaction();
            session.evict(page);
            page = (ExportingPage) session.get(ExportingPage.class, page.getIdAsLong());
            page.setEndTime(endTime);
            page.setErrorMessage(details);
            page.setState(newState);
            page.setExportPath(exportPath);
            char isComp = (isComponentPage == null || isComponentPage.equalsIgnoreCase("false")) ? 'N' : 'Y';
            page.setComponentPage(isComp);

            session.saveOrUpdate(page);
            transaction.commit();

            s_logger.debug("updateExportingPage: ExportBatchId " + p_batchId
                    + " was found and the results were recorded " + "for pageId " + p_pageId);

            return true;
        } else {
            s_logger.warn("updateExportingPage: PageId " + p_pageId + " in ExportBatch " + p_batchId
                    + " was NOT found. Either the BatchId or the PageId are not valid.");
            return false;
        }
    } catch (Exception ex) {
        if (transaction != null) {
            transaction.rollback();
        }

        // just warn, but do not throw an exception
        s_logger.warn("updateExportingPage: PageId " + p_pageId + "in ExportBatch " + p_batchId
                + " was NOT found. Either the BatchId or the PageId are not valid.");
    } finally {
        if (session != null) {
            // session.close();
        }
    }

    return false;
}

From source file:com.globalsight.everest.workflowmanager.WorkflowManagerLocal.java

License:Apache License

public void dispatch(Job p_job) throws RemoteException, WorkflowManagerException {
    JobImpl jobClone = null;//  w  ww . j  av a  2s  .co m
    Session session = HibernateUtil.getSession();
    Transaction transaction = null;
    JbpmContext ctx = null;

    try {
        transaction = HibernateUtil.getTransaction();
        jobClone = (JobImpl) session.get(JobImpl.class, new Long(p_job.getId()));
        if (jobClone != null) {
            // refresh job object in the session
            session.evict(jobClone);
            jobClone = (JobImpl) session.get(JobImpl.class, new Long(p_job.getId()));
        }
        Iterator it = jobClone.getWorkflows().iterator();
        // a Map containing task id as key and workflow as value.
        // This is used for possible creation of STF.
        HashMap<Long, Workflow> map = new HashMap<Long, Workflow>(1);
        HashMap<Long, String> etfMap = new HashMap<Long, String>(1);
        Date startDate = new Date();
        ExecutorService pool = Executors.newFixedThreadPool(MAX_THREAD);
        while (it.hasNext()) {
            Workflow wf = (Workflow) it.next();
            if (WF_READY.equals(wf.getState()) || Workflow.PENDING.equals(wf.getState())) {
                Workflow wfClone = (Workflow) session.get(WorkflowImpl.class, wf.getIdAsLong());
                TaskEmailInfo emailInfo = createTaskEmailInfo(jobClone, wfClone);

                ArrayList returnValue = dispatchWorkflow(wfClone, session, startDate, emailInfo);

                long taskId = ((Long) returnValue.get(0)).longValue();
                if (taskId != -1) {
                    Object actionType = returnValue.get(3);
                    if (actionType != null) {
                        etfMap.put(taskId, (String) actionType);
                    }

                    Task task = (Task) wfClone.getTasks().get(taskId);
                    long jobId = task.getJobId();
                    L10nProfile l10nProfile = ServerProxy.getJobHandler().getL10nProfileByJobId(jobId);
                    long wfStatePostId = l10nProfile.getWfStatePostId();
                    if (wfStatePostId != -1) {
                        WfStatePostThread myTask = new WfStatePostThread(task, null, true);
                        pool.execute(myTask);
                    }

                    // For sla issue
                    if (wfClone.isEstimatedTranslateCompletionDateOverrided()) {
                        updateEstimatedTranslateCompletionDate(wfClone.getId(),
                                wfClone.getEstimatedTranslateCompletionDate());
                    }

                    // prepare the map for possible creation of secondary
                    // target
                    // files
                    if (((Boolean) returnValue.get(1)).booleanValue()) {
                        map.put(new Long(taskId), wfClone);
                    }
                }
                session.saveOrUpdate(wfClone);
            }
        }
        pool.shutdown();

        jobClone.setState(WF_DISPATCHED);
        updatePageState(session, jobClone.getSourcePages(), PG_ACTIVE_JOB);
        session.saveOrUpdate(jobClone);

        HibernateUtil.commit(transaction);

        String pmId = p_job.getL10nProfile().getProject().getProjectManagerId();
        if (map.size() > 0) {
            Object[] keys = map.keySet().toArray();
            for (int i = 0; i < keys.length; i++) {
                Long stfTaskId = (Long) keys[i];
                Workflow wf = map.get(stfTaskId);
                exportForStfCreation(stfTaskId, wf, pmId);
            }
        }
        // GBS-3002
        if (etfMap.size() > 0) {
            Object[] keys = etfMap.keySet().toArray();
            for (int i = 0; i < keys.length; i++) {
                Long taskId = (Long) keys[i];
                String actionType = etfMap.get(taskId);
                SystemActionPerformer.perform(actionType, taskId, pmId);
            }
        }
    } catch (Exception e2) {
        HibernateUtil.rollback(transaction);
        s_logger.error("Failed to dispatch: " + p_job.getJobName(), e2);
        String[] args = new String[1];
        args[0] = new Long(p_job.getId()).toString();
        throw new WorkflowManagerException(WorkflowManagerException.MSG_FAILED_TO_DISPATCH_WORKFLOW, args, e2,
                WorkflowManagerException.PROPERTY_FILE_NAME);
    } finally {
        if (ctx != null) {
            ctx.close();
        }
    }

    runJobCreationScript(p_job);
}

From source file:com.hazelcast.hibernate.HibernateStatisticsTestSupport.java

License:Open Source License

protected ArrayList<DummyEntity> getDummyEntities(SessionFactory sf, long untilId) {
    Session session = sf.openSession();
    ArrayList<DummyEntity> entities = new ArrayList<DummyEntity>();
    for (long i = 0; i < untilId; i++) {
        DummyEntity entity = (DummyEntity) session.get(DummyEntity.class, i);
        if (entity != null) {
            session.evict(entity);
            entities.add(entity);// w  w  w  .  ja v a 2 s.  c  om
        }
    }
    session.close();
    return entities;
}