Example usage for javax.persistence EntityManager remove

Introduction

In this page you can find the example usage for javax.persistence EntityManager remove.

Prototype

public void remove(Object entity);

Source Link

Document

Remove the entity instance.

Usage

From source file:org.apache.juddi.api.impl.JUDDIApiImpl.java

/**
 * Saves publisher(s) to the persistence layer. This method is specific
 * to jUDDI. Administrative privilege required.
 *
 * @param body//from   ww w  .ja v  a2 s  .  co  m
 * @return PublisherDetail
 * @throws DispositionReportFaultMessage
 */
public PublisherDetail savePublisher(SavePublisher body) throws DispositionReportFaultMessage {

    EntityManager em = PersistenceManager.getEntityManager();
    EntityTransaction tx = em.getTransaction();
    try {
        tx.begin();

        UddiEntityPublisher publisher = this.getEntityPublisher(em, body.getAuthInfo());

        new ValidatePublish(publisher).validateSavePublisher(em, body);

        PublisherDetail result = new PublisherDetail();

        List<org.apache.juddi.api_v3.Publisher> apiPublisherList = body.getPublisher();
        for (org.apache.juddi.api_v3.Publisher apiPublisher : apiPublisherList) {

            org.apache.juddi.model.Publisher modelPublisher = new org.apache.juddi.model.Publisher();

            MappingApiToModel.mapPublisher(apiPublisher, modelPublisher);

            Object existingUddiEntity = em.find(modelPublisher.getClass(), modelPublisher.getAuthorizedName());
            if (existingUddiEntity != null) {
                em.remove(existingUddiEntity);
            }

            em.persist(modelPublisher);

            result.getPublisher().add(apiPublisher);
        }

        tx.commit();
        return result;
    } finally {
        if (tx.isActive()) {
            tx.rollback();
        }
        em.close();
    }
}

---

From source file:org.apache.juddi.api.impl.UDDIPublicationImplExt.java

private void setOperationalInfo(EntityManager em, org.apache.juddi.model.BindingTemplate uddiEntity,
        UddiEntityPublisher publisher, boolean isChild) throws DispositionReportFaultMessage {

    uddiEntity.setAuthorizedName(publisher.getAuthorizedName());

    Date now = new Date();
    uddiEntity.setModified(now);/*from  www  .j  a v  a2  s  .  c om*/
    uddiEntity.setModifiedIncludingChildren(now);

    if (!isChild) {
        org.apache.juddi.model.BusinessService parent = em.find(org.apache.juddi.model.BusinessService.class,
                uddiEntity.getBusinessService().getEntityKey());
        parent.setModifiedIncludingChildren(now);
        em.persist(parent);

        // JUDDI-421:  now the businessEntity parent will have it's modifiedIncludingChildren set
        org.apache.juddi.model.BusinessEntity businessParent = em
                .find(org.apache.juddi.model.BusinessEntity.class, parent.getBusinessEntity().getEntityKey());
        businessParent.setModifiedIncludingChildren(now);
        em.persist(businessParent);
    }

    uddiEntity.setNodeId(nodeId);

    org.apache.juddi.model.BindingTemplate existingUddiEntity = em.find(uddiEntity.getClass(),
            uddiEntity.getEntityKey());
    if (existingUddiEntity != null)
        uddiEntity.setCreated(existingUddiEntity.getCreated());
    else
        uddiEntity.setCreated(now);

    if (existingUddiEntity != null)
        em.remove(existingUddiEntity);

}

---

From source file:uk.ac.horizon.ug.mrcreator.http.CRUDServlet.java

@Override
protected void doDelete(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    try {//from www .  j  a  v a 2s  . co m
        // get ID
        logger.log(Level.INFO, "doDelete(" + req.getPathInfo() + ")");
        String pathParts[] = getPathParts(req);
        if (pathParts.length < discardPathParts) {
            throw new RequestException(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "Not enough part in path ("
                    + pathParts.length + " vs " + discardPathParts + ") for " + req.getPathInfo());
        }
        if (pathParts.length == discardPathParts) {
            throw new RequestException(HttpServletResponse.SC_BAD_REQUEST,
                    "Cannot PUT to collection " + req.getPathInfo());
        }
        // possible filtered query...
        String id = pathParts[discardPathParts];
        Key key = idToKey(id);
        if (key == null) {
            throw new RequestException(HttpServletResponse.SC_NOT_FOUND,
                    getObjectClass().getSimpleName() + " " + id + " could not map to key");
        }
        if (pathParts.length > discardPathParts + 1) {
            String childScope = pathParts[discardPathParts + 1];
            CRUDServlet childScopeServlet = getChildScopeServlet(id, childScope);
            childScopeServlet.doDelete(req, resp);
            return;
        }

        EntityManager em = EMF.get().createEntityManager();
        try {
            // check that object exists
            Class clazz = getObjectClass();
            Object obj = em.find(clazz, key);
            if (obj == null) {
                throw new RequestException(HttpServletResponse.SC_NOT_FOUND,
                        getObjectClass().getSimpleName() + " " + id + " not found");
            }
            // check (if required) that object is owned by requestor
            if (filterByCreator) {
                String creator = getCreator(obj);
                String requestCreator = getRequestCreator(req);
                if (!requestCreator.equals(creator))
                    throw new RequestException(HttpServletResponse.SC_UNAUTHORIZED,
                            "Requestor is not creator of " + getObjectClass().getSimpleName() + " " + id);
            }
            // validate delete
            validateDelete(obj);
            // perform update
            em.remove(obj);

            // write back old value?
            resp.setCharacterEncoding(ENCODING);
            resp.setContentType(JSON_MIME_TYPE);
            Writer w = new OutputStreamWriter(resp.getOutputStream(), ENCODING);
            JSONWriter jw = new JSONWriter(w);
            writeObject(jw, obj);
            w.close();
        } catch (RequestException re) {
            throw re;
        } catch (Exception e) {
            logger.log(Level.WARNING, "Deleting object " + id + " of type " + getObjectClass(), e);
            throw new RequestException(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.toString());
        } finally {
            em.close();
        }
    } catch (RequestException re) {
        resp.sendError(re.getErrorCode(), re.getMessage());
        return;
    }
}

---

From source file:cn.buk.hotel.dao.HotelDaoImpl.java

@Override
@Transactional//from  ww w .  j a  v a  2s  . c  om
public int createHotelRatePlans(List<HotelRatePlan> ratePlans) {
    if (ratePlans == null || ratePlans.size() == 0)
        return 0;

    EntityManager em = getEm();

    List<HotelRatePlan> ratePlans0 = em
            .createQuery("select o from HotelRatePlan o where o.hotelInfo = :hotelInfo")
            .setParameter("hotelInfo", ratePlans.get(0).getHotelInfo()).getResultList();

    /**
     * ???RatePlan
     */
    boolean beDeleted;
    for (HotelRatePlan ratePlan0 : ratePlans0) {
        beDeleted = true;
        for (HotelRatePlan ratePlan : ratePlans) {
            if (ratePlan.getRatePlanCode() == ratePlan0.getRatePlanCode()) {
                beDeleted = false;
                break;
            }
        }
        if (beDeleted)
            em.remove(ratePlan0);
    }

    for (HotelRatePlan ratePlan : ratePlans) {
        createHotelRatePlan(ratePlan);
    }

    return 1;
}

---

From source file:org.apache.oozie.test.XTestCase.java

private void cleanUpDBTablesInternal() throws StoreException {
    EntityManager entityManager = Services.get().get(JPAService.class).getEntityManager();
    entityManager.setFlushMode(FlushModeType.COMMIT);
    entityManager.getTransaction().begin();

    Query q = entityManager.createNamedQuery("GET_WORKFLOWS");
    List<WorkflowJobBean> wfjBeans = q.getResultList();
    int wfjSize = wfjBeans.size();
    for (WorkflowJobBean w : wfjBeans) {
        entityManager.remove(w);
    }/*from w w w  .ja va  2 s .c  o m*/

    q = entityManager.createNamedQuery("GET_ACTIONS");
    List<WorkflowActionBean> wfaBeans = q.getResultList();
    int wfaSize = wfaBeans.size();
    for (WorkflowActionBean w : wfaBeans) {
        entityManager.remove(w);
    }

    q = entityManager.createNamedQuery("GET_COORD_JOBS");
    List<CoordinatorJobBean> cojBeans = q.getResultList();
    int cojSize = cojBeans.size();
    for (CoordinatorJobBean w : cojBeans) {
        entityManager.remove(w);
    }

    q = entityManager.createNamedQuery("GET_COORD_ACTIONS");
    List<CoordinatorActionBean> coaBeans = q.getResultList();
    int coaSize = coaBeans.size();
    for (CoordinatorActionBean w : coaBeans) {
        entityManager.remove(w);
    }

    q = entityManager.createNamedQuery("GET_BUNDLE_JOBS");
    List<BundleJobBean> bjBeans = q.getResultList();
    int bjSize = bjBeans.size();
    for (BundleJobBean w : bjBeans) {
        entityManager.remove(w);
    }

    q = entityManager.createNamedQuery("GET_BUNDLE_ACTIONS");
    List<BundleActionBean> baBeans = q.getResultList();
    int baSize = baBeans.size();
    for (BundleActionBean w : baBeans) {
        entityManager.remove(w);
    }

    q = entityManager.createNamedQuery("GET_SLA_EVENTS");
    List<SLAEventBean> slaBeans = q.getResultList();
    int slaSize = slaBeans.size();
    for (SLAEventBean w : slaBeans) {
        entityManager.remove(w);
    }

    q = entityManager.createQuery("select OBJECT(w) from SLARegistrationBean w");
    List<SLARegistrationBean> slaRegBeans = q.getResultList();
    int slaRegSize = slaRegBeans.size();
    for (SLARegistrationBean w : slaRegBeans) {
        entityManager.remove(w);
    }

    q = entityManager.createQuery("select OBJECT(w) from SLASummaryBean w");
    List<SLASummaryBean> sdBeans = q.getResultList();
    int ssSize = sdBeans.size();
    for (SLASummaryBean w : sdBeans) {
        entityManager.remove(w);
    }

    entityManager.getTransaction().commit();
    entityManager.close();
    log.info(wfjSize + " entries in WF_JOBS removed from DB!");
    log.info(wfaSize + " entries in WF_ACTIONS removed from DB!");
    log.info(cojSize + " entries in COORD_JOBS removed from DB!");
    log.info(coaSize + " entries in COORD_ACTIONS removed from DB!");
    log.info(bjSize + " entries in BUNDLE_JOBS removed from DB!");
    log.info(baSize + " entries in BUNDLE_ACTIONS removed from DB!");
    log.info(slaSize + " entries in SLA_EVENTS removed from DB!");
    log.info(slaRegSize + " entries in SLA_REGISTRATION removed from DB!");
    log.info(ssSize + " entries in SLA_SUMMARY removed from DB!");

}

---

From source file:org.apache.juddi.api.impl.UDDIPublicationImpl.java

public void deletePublisherAssertions(DeletePublisherAssertions body) throws DispositionReportFaultMessage {
    long startTime = System.currentTimeMillis();

    EntityManager em = PersistenceManager.getEntityManager();
    EntityTransaction tx = em.getTransaction();
    try {//from  www . java  2  s. co m
        tx.begin();

        UddiEntityPublisher publisher = this.getEntityPublisher(em, body.getAuthInfo());

        new ValidatePublish(publisher).validateDeletePublisherAssertions(em, body);

        List<org.uddi.api_v3.PublisherAssertion> entityList = body.getPublisherAssertion();
        for (org.uddi.api_v3.PublisherAssertion entity : entityList) {
            org.apache.juddi.model.PublisherAssertionId pubAssertionId = new org.apache.juddi.model.PublisherAssertionId(
                    entity.getFromKey(), entity.getToKey());
            Object obj = em.find(org.apache.juddi.model.PublisherAssertion.class, pubAssertionId);
            em.remove(obj);
        }

        tx.commit();
        long procTime = System.currentTimeMillis() - startTime;
        serviceCounter.update(PublicationQuery.DELETE_PUBLISHERASSERTIONS, QueryStatus.SUCCESS, procTime);
    } catch (DispositionReportFaultMessage drfm) {
        long procTime = System.currentTimeMillis() - startTime;
        serviceCounter.update(PublicationQuery.DELETE_PUBLISHERASSERTIONS, QueryStatus.FAILED, procTime);
        throw drfm;
    } finally {
        if (tx.isActive()) {
            tx.rollback();
        }
        em.close();
    }
}

---

From source file:org.rhq.enterprise.server.alert.AlertDefinitionWithComplexNotificationsTest.java

private void removeNoExceptions(final Object o) {
    try {//from  www  .j av  a2 s.  co  m
        executeInTransaction(false, new TransactionCallback() {
            public void execute() {
                EntityManager em = getEntityManager();
                Object o2 = em.merge(o);

                if (o2 instanceof Resource) {
                    ResourceTreeHelper.deleteResource(em, (Resource) o2);
                } else {
                    em.remove(o2);
                }

                em.flush();
            }
        });
    } catch (Exception e) {
        LOG.error("Failed to DELETE an object from database: " + o, e);
    }
}

---

From source file:org.rhq.enterprise.server.content.test.ContentSourceManagerBeanTest.java

/**
 * This is a temporary method to undo the messiness of this test in the past. The test will be changed to
 * clean up after itself, however this call will set the state to a clean one for environments that have
 * run the previous incarnation./*w ww.j av  a 2s.c om*/
 *
 * @throws Exception
 */
private void cleanupPreviousTestRuns() throws Exception {
    getTransactionManager().begin();
    EntityManager em = getEntityManager();

    try {
        try {
            Query query;
            List results;

            query = em.createNamedQuery(ContentSource.QUERY_FIND_BY_NAME_AND_TYPENAME);
            query.setParameter("name", "testUpdateContentSource");
            query.setParameter("typeName", "testUpdateContentSourceCST");
            results = query.getResultList();

            if (results.size() > 0) {
                ContentSource deleteMe = (ContentSource) results.get(0);
                em.remove(deleteMe);
            }

            query = em.createNamedQuery(ContentSource.QUERY_FIND_BY_NAME_AND_TYPENAME);
            query.setParameter("name", "testUpdateContentSource2");
            query.setParameter("typeName", "testUpdateContentSourceCST2");
            results = query.getResultList();

            if (results.size() > 0) {
                ContentSource deleteMe = (ContentSource) results.get(0);
                em.remove(deleteMe);
            }

            query = em.createNamedQuery(ContentSource.QUERY_FIND_BY_NAME_AND_TYPENAME);
            query.setParameter("name", "testConstraintViolation");
            query.setParameter("typeName", "testConstraintViolationCST");
            results = query.getResultList();

            if (results.size() > 0) {
                ContentSource deleteMe = (ContentSource) results.get(0);
                em.remove(deleteMe);
            }

            query = em.createNamedQuery(ContentSourceType.QUERY_FIND_BY_NAME);
            query.setParameter("name", "testUpdateContentSourceCST");
            results = query.getResultList();

            if (results.size() > 0) {
                ContentSourceType deleteMe = (ContentSourceType) results.get(0);
                em.remove(deleteMe);
            }

            query = em.createNamedQuery(ContentSourceType.QUERY_FIND_BY_NAME);
            query.setParameter("name", "testUpdateContentSourceCST2");
            results = query.getResultList();

            if (results.size() > 0) {
                ContentSourceType deleteMe = (ContentSourceType) results.get(0);
                em.remove(deleteMe);
            }

            query = em.createNamedQuery(ContentSourceType.QUERY_FIND_BY_NAME);
            query.setParameter("name", "testConstraintViolationCST");
            results = query.getResultList();

            if (results.size() > 0) {
                ContentSourceType deleteMe = (ContentSourceType) results.get(0);
                em.remove(deleteMe);
            }

            getTransactionManager().commit();
        } catch (Exception e) {
            e.printStackTrace();
            getTransactionManager().rollback();
            throw e;
        }
    } finally {
        em.close();
    }

}

---

From source file:org.fracturedatlas.athena.apa.impl.jpa.JpaApaAdapter.java

public void deleteTicketProp(TicketProp prop, EntityManager em) {
    boolean useTransaction = (em == null);
    if (em == null) {
        em = this.emf.createEntityManager();
    }// w  w w.j  a  va  2  s . c  o m
    try {
        if (useTransaction) {
            em.getTransaction().begin();
        }
        prop = em.merge(prop);

        if (prop == null) {
            throw new ApaException("Cannot delete prop.  Prop was not found.");
        }

        JpaRecord t = prop.getTicket();

        if (t == null) {
            throw new ApaException("Cannot delete prop.  This prop has not been assigned to a ticket.");
        }
        t.getTicketProps().remove(prop);
        em.remove(prop);
        t = em.merge(t);
        if (useTransaction) {
            em.getTransaction().commit();
        }
    } finally {
        if (useTransaction) {
            cleanup(em);
        }
    }
}

---

From source file:org.apache.juddi.api.impl.UDDIPublicationImpl.java

public void deleteBinding(DeleteBinding body) throws DispositionReportFaultMessage {
    long startTime = System.currentTimeMillis();

    EntityManager em = PersistenceManager.getEntityManager();
    EntityTransaction tx = em.getTransaction();
    try {/*from w w w  . j a v  a 2s  .  co  m*/
        tx.begin();

        UddiEntityPublisher publisher = this.getEntityPublisher(em, body.getAuthInfo());

        new ValidatePublish(publisher).validateDeleteBinding(em, body);

        List<String> entityKeyList = body.getBindingKey();
        for (String entityKey : entityKeyList) {
            Object obj = em.find(org.apache.juddi.model.BindingTemplate.class, entityKey);

            ((org.apache.juddi.model.BindingTemplate) obj).getBusinessService()
                    .setModifiedIncludingChildren(new Date());
            // JUDDI-421:  now the businessEntity parent will have it's modifiedIncludingChildren set
            ((org.apache.juddi.model.BindingTemplate) obj).getBusinessService().getBusinessEntity()
                    .setModifiedIncludingChildren(new Date());

            em.remove(obj);
        }

        tx.commit();
        long procTime = System.currentTimeMillis() - startTime;
        serviceCounter.update(PublicationQuery.DELETE_BINDING, QueryStatus.SUCCESS, procTime);
    } catch (DispositionReportFaultMessage drfm) {
        long procTime = System.currentTimeMillis() - startTime;
        serviceCounter.update(PublicationQuery.DELETE_BINDING, QueryStatus.FAILED, procTime);
        throw drfm;
    } finally {
        if (tx.isActive()) {
            tx.rollback();
        }
        em.close();
    }
}

---

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