Package com.hazelcast.transaction

Examples of com.hazelcast.transaction.TransactionContext

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        this.key = key;
        this.value = value;
    }

    public Object innerCall() throws Exception {
        final TransactionContext context = getEndpoint().getTransactionContext(txnId);
        return context.getMultiMap(name).put(key, value);
    }
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        super(name);
        this.key = key;
    }

    public Object innerCall() throws Exception {
        final TransactionContext context = getEndpoint().getTransactionContext(txnId);
        return context.getMultiMap(name).valueCount(key);
    }
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        super(name);
        this.key = key;
    }

    public Object innerCall() throws Exception {
        final TransactionContext context = getEndpoint().getTransactionContext(txnId);
        final TransactionalMultiMap<Object,Object> multiMap = context.getMultiMap(name);
        final Collection<Object> objects = multiMap.remove(key);
        Collection<Data> coll = createCollection(objects.size());
        for (Object object : objects) {
            final Data data = toData(object);
            coll.add(data);
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        this.key = key;
    }


    public Object innerCall() throws Exception {
        final TransactionContext context = getEndpoint().getTransactionContext(txnId);
        final Collection<Object> objects = context.getMultiMap(name).get(key);
        Collection<Data> coll = createCollection(objects.size());
        for (Object object : objects) {
            final Data data = toData(object);
            coll.add(data);
        }
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    }

    @Override
    public Object innerCall() throws Exception {
        ClientEndpoint endpoint = getEndpoint();
        TransactionContext transactionContext = endpoint.getTransactionContext(txnId);
        if (prepareAndCommit) {
            transactionContext.commitTransaction();
        } else {
            Transaction transaction = TransactionAccessor.getTransaction(transactionContext);
            transaction.commit();
        }
        endpoint.removeTransactionContext(txnId);
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    public TxnMultiMapSizeRequest(String name) {
        super(name);
    }

    public Object innerCall() throws Exception {
        final TransactionContext context = getEndpoint().getTransactionContext(txnId);
        return context.getMultiMap(name).size();
    }
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        final BlockingQueue<?> queue = endpoint.getQueue();

        while (queue != null && isRunAllowed()) {
            final Exchange exchange = this.getEndpoint().createExchange();

            TransactionContext transactionCtx = null;
            if (endpoint.getConfiguration().isTransacted()) {
                // Get and begin transaction if exist
                transactionCtx = endpoint.getHazelcastInstance().newTransactionContext();

                if (transactionCtx != null) {
                    log.trace("Begin transaction: {}", transactionCtx.getTxnId());
                    transactionCtx.beginTransaction();
                }
            }
            try {
                final Object body = queue.poll(endpoint.getConfiguration().getPollInterval(), TimeUnit.MILLISECONDS);

                if (body != null) {
                    if (body instanceof DefaultExchangeHolder) {
                        DefaultExchangeHolder.unmarshal(exchange, (DefaultExchangeHolder) body);
                    } else {
                        exchange.getIn().setBody(body);
                    }
                    try {
                        // process using the asynchronous routing engine
                        processor.process(exchange, new AsyncCallback() {
                            public void done(boolean asyncDone) {
                                // noop
                            }
                        });

                        if (exchange.getException() != null) {
                            // Rollback
                            if (transactionCtx != null) {
                                transactionCtx.rollbackTransaction();
                            }
                            getExceptionHandler().handleException("Error processing exchange", exchange, exchange.getException());
                        }

                    } catch (Exception e) {
                        LOG.error("Hzlq Exception caught: " + e, e);
                        // Rollback
                        if (transactionCtx != null) {
                            log.trace("Rollback transaction: {}", transactionCtx.getTxnId());
                            transactionCtx.rollbackTransaction();
                        }
                    }
                }
                // It's OK, I commit
                if (exchange.getException() == null && transactionCtx != null) {
                    log.trace("Commit transaction: {}", transactionCtx.getTxnId());
                    transactionCtx.commitTransaction();
                }
            } catch (InterruptedException e) {
                if (LOG.isDebugEnabled()) {
                    LOG.debug("Hzlq Consumer Interrupted: " + e, e);
                }
                continue;
            } catch (Throwable e) {
                // Rollback
                if (transactionCtx != null) {
                    log.trace("Rollback transaction: {}", transactionCtx.getTxnId());
                    transactionCtx.rollbackTransaction();
                }
                getExceptionHandler().handleException("Error processing exchange", exchange, e);
            }
        }
    }
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                // the transaction will be rolled back automatically (default timeout is 2 minutes)
                // if no commit occurs during the timeout. So we are still consistent whether local node crashes.
                TransactionOptions tOpts = new TransactionOptions();

                tOpts.setTransactionType(TransactionOptions.TransactionType.LOCAL);
                TransactionContext tCtx = hzInstance.newTransactionContext(tOpts);

                try {

                    tCtx.beginTransaction();

                    TransactionalMap<String, DefaultExchangeHolder> tCache = tCtx.getMap(cache.getName());
                    TransactionalMap<String, DefaultExchangeHolder> tPersistentCache = tCtx.getMap(persistedCache.getName());

                    DefaultExchangeHolder removedHolder = tCache.remove(key);
                    LOG.trace("Putting an exchange with ID {} for key {} into a recoverable storage in a thread-safe manner.",
                            exchange.getExchangeId(), key);
                    tPersistentCache.put(exchange.getExchangeId(), removedHolder);

                    tCtx.commitTransaction();
                    LOG.trace("Removed an exchange with ID {} for key {} in a thread-safe manner.", exchange.getExchangeId(), key);
                    LOG.trace("Put an exchange with ID {} for key {} into a recoverable storage in a thread-safe manner.",
                            exchange.getExchangeId(), key);
                } catch (Throwable throwable) {
                    tCtx.rollbackTransaction();

                    final String msg = String.format("Transaction with ID %s was rolled back for remove operation with a key %s and an Exchange ID %s.",
                            tCtx.getTxnId(), key, exchange.getExchangeId());
                    LOG.warn(msg, throwable);
                    throw new RuntimeException(msg, throwable);
                }
            } else {
                cache.remove(key);
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    }

    @Override
    public Object innerCall() throws Exception {
        final ClientEndpoint endpoint = getEndpoint();
        final TransactionContext context = endpoint.getTransactionContext(txnId);
        final TransactionalQueue queue = context.getQueue(name);
        return queue.poll(timeout, TimeUnit.MILLISECONDS);
    }
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    }

    @Override
    public Object innerCall() throws Exception {
        final ClientEndpoint endpoint = getEndpoint();
        final TransactionContext context = endpoint.getTransactionContext(txnId);
        final TransactionalQueue queue = context.getQueue(name);
        return queue.offer(data, timeout, TimeUnit.MILLISECONDS);
    }
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Related Classes of com.hazelcast.transaction.TransactionContext

  • com.hazelcast.client.ClientEndpoint
  • com.hazelcast.client.impl.client.txn.ClientTransactionManager
  • com.hazelcast.client.impl.client.txn.ClientTxnListTest
  • com.hazelcast.client.impl.client.txn.ClientTxnMapTest
  • com.hazelcast.client.impl.client.txn.ClientTxnMultiMapTest
  • com.hazelcast.client.impl.client.txn.ClientTxnQueueTest
  • com.hazelcast.client.impl.client.txn.ClientTxnSetTest
  • com.hazelcast.client.impl.client.txn.ClientTxnTest
  • com.hazelcast.client.impl.client.txn.ClientXaTest
  • com.hazelcast.client.impl.ClientEndpointImpl
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