Example usage for javax.persistence EntityManager joinTransaction

Introduction

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

Prototype

public void joinTransaction();

Source Link

Document

Indicate to the entity manager that a JTA transaction is active and join the persistence context to it.

Usage

From source file:com.github.fharms.camel.entitymanager.CamelEntityManagerHandler.java

private <T> T createEntityManagerProxy(Class<T> interfaceClass, Object emProxy) {
    InvocationHandler handler = (proxy, method, args) -> {

        EntityManager em = entityManagerLocal.get() != null ? entityManagerLocal.get()
                : (EntityManager) emProxy;
        switch (method.getName()) {
        case "hashCode":
            return hashCode();
        case "equals":
            return (em == args[0]);
        case "toString":
            return "Camel EntityManager proxy [" + em.toString() + "]";
        }/*from ww w . j  a  v a  2s.c o m*/

        if (!em.isJoinedToTransaction()) {
            em.joinTransaction();
        }
        return method.invoke(em, args);
    };
    return (T) Proxy.newProxyInstance(interfaceClass.getClassLoader(), new Class[] { interfaceClass }, handler);
}

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From source file:org.fornax.cartridges.sculptor.framework.web.jpa.JpaFlowExecutionListener.java

public void sessionEnded(RequestContext context, FlowSession session, String outcome, AttributeMap output) {
    if (isPersistenceContext(session.getDefinition())) {
        final EntityManager em = (EntityManager) context.getConversationScope()
                .remove(session.getDefinition().getId() + "/" + PERSISTENCE_CONTEXT_ATTRIBUTE);
        Boolean commitStatus = session.getState().getAttributes().getBoolean("commit");
        if (Boolean.TRUE.equals(commitStatus)) {
            transactionTemplate.execute(new TransactionCallbackWithoutResult() {
                protected void doInTransactionWithoutResult(TransactionStatus status) {
                    em.joinTransaction();
                }/*from  w  w w .j  a  va2s.c o m*/
            });
        }
        unbind(em);
        em.close();
    }
    if (!session.isRoot()) {
        FlowSession parent = session.getParent();
        if (isPersistenceContext(parent.getDefinition())) {
            bind(getEntityManager(context, parent.getDefinition().getId()));
        }
    }
}

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From source file:org.meveo.service.billing.impl.InvoiceService.java

@TransactionAttribute(TransactionAttributeType.REQUIRES_NEW)
public void createAgregatesAndInvoice(BillingAccount billingAccount, Long billingRunId, User currentUser)
        throws BusinessException, Exception {
    log.debug("createAgregatesAndInvoice tx status={}", txReg.getTransactionStatus());
    EntityManager em = getEntityManager();
    BillingRun billingRun = em.find(BillingRun.class, billingRunId);
    em.refresh(billingRun);/*from   www  . j  a  va2s . c o m*/
    try {
        billingAccount = em.find(billingAccount.getClass(), billingAccount.getId());
        em.refresh(billingAccount);
        currentUser = em.find(currentUser.getClass(), currentUser.getId());
        em.refresh(currentUser);

        Long startDate = System.currentTimeMillis();
        BillingCycle billingCycle = billingRun.getBillingCycle();
        if (billingCycle == null) {
            billingCycle = billingAccount.getBillingCycle();
        }
        if (billingCycle == null) {
            throw new BusinessException("Cant find the billing cycle");
        }
        InvoiceType invoiceType = billingCycle.getInvoiceType();
        if (invoiceType == null) {
            invoiceType = invoiceTypeService.getDefaultCommertial(currentUser);
        }
        Invoice invoice = new Invoice();
        invoice.setInvoiceType(invoiceType);
        invoice.setBillingAccount(billingAccount);
        invoice.setBillingRun(billingRun);
        invoice.setAuditable(billingRun.getAuditable());
        invoice.setProvider(billingRun.getProvider());
        // ticket 680
        Date invoiceDate = billingRun.getInvoiceDate();
        invoice.setInvoiceDate(invoiceDate);

        Integer delay = billingCycle.getDueDateDelay();
        Date dueDate = invoiceDate;
        if (delay != null) {
            dueDate = DateUtils.addDaysToDate(invoiceDate, delay);
        }
        invoice.setDueDate(dueDate);

        PaymentMethodEnum paymentMethod = billingAccount.getPaymentMethod();
        if (paymentMethod == null) {
            paymentMethod = billingAccount.getCustomerAccount().getPaymentMethod();
        }
        invoice.setPaymentMethod(paymentMethod);
        invoice.setProvider(billingRun.getProvider());

        em.persist(invoice);

        // create(invoice, currentUser, currentUser.getProvider());
        log.debug("created invoice entity with id={},  tx status={}, em open={}", invoice.getId(),
                txReg.getTransactionStatus(), em.isOpen());
        ratedTransactionService.createInvoiceAndAgregates(billingAccount, invoice,
                billingRun.getLastTransactionDate(), currentUser);
        log.debug("created aggregates tx status={}, em open={}", txReg.getTransactionStatus(), em.isOpen());
        em.joinTransaction();

        if (billingRun.getProvider().isDisplayFreeTransacInInvoice()) {
            em.createNamedQuery("RatedTransaction.updateInvoicedDisplayFree")
                    .setParameter("billingAccount", billingAccount)
                    .setParameter("lastTransactionDate", billingRun.getLastTransactionDate())
                    .setParameter("billingRun", billingRun).setParameter("invoice", invoice).executeUpdate();
        } else {
            em.createNamedQuery("RatedTransaction.updateInvoiced")
                    .setParameter("billingAccount", billingAccount)
                    .setParameter("lastTransactionDate", billingRun.getLastTransactionDate())
                    .setParameter("billingRun", billingRun).setParameter("invoice", invoice).executeUpdate();

        }

        StringBuffer num1 = new StringBuffer("000000000");
        num1.append(invoice.getId() + "");
        String invoiceNumber = num1.substring(num1.length() - 9);
        int key = 0;

        for (int i = 0; i < invoiceNumber.length(); i++) {
            key = key + Integer.parseInt(invoiceNumber.substring(i, i + 1));
        }

        invoice.setTemporaryInvoiceNumber(invoiceNumber + "-" + key % 10);
        // getEntityManager().merge(invoice);
        Long endDate = System.currentTimeMillis();

        log.info("createAgregatesAndInvoice BR_ID=" + billingRun.getId() + ", BA_ID=" + billingAccount.getId()
                + ", Time en ms=" + (endDate - startDate));
    } catch (Exception e) {
        log.error("Error for BA=" + billingAccount.getCode() + " : ", e);

        RejectedBillingAccount rejectedBA = new RejectedBillingAccount(billingAccount, billingRun,
                e.getMessage());
        rejectedBillingAccountService.create(rejectedBA, currentUser);
    }
}

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