Examples with ServerTransaction org.apache.qpid.server.txn.ServerTransaction used on opensource projects

Example 1 with ServerTransaction

use of org.apache.qpid.server.txn.ServerTransaction in project qpid-broker-j by apache.

the class AbstractAMQPConnection method registerTransactionTickers.

@Override
public void registerTransactionTickers(final ServerTransaction serverTransaction, final Action<String> closeAction, final long notificationRepeatPeriod) {
    NamedAddressSpace addressSpace = getAddressSpace();
    if (addressSpace instanceof QueueManagingVirtualHost) {
        final QueueManagingVirtualHost<?> virtualhost = (QueueManagingVirtualHost<?>) addressSpace;
        EventLogger eventLogger = virtualhost.getEventLogger();
        final Set<Ticker> tickers = new LinkedHashSet<>(4);
        if (virtualhost.getStoreTransactionOpenTimeoutWarn() > 0) {
            tickers.add(new TransactionTimeoutTicker(virtualhost.getStoreTransactionOpenTimeoutWarn(), notificationRepeatPeriod, serverTransaction::getTransactionStartTime, age -> eventLogger.message(getLogSubject(), ConnectionMessages.OPEN_TXN(age))));
        }
        if (virtualhost.getStoreTransactionOpenTimeoutClose() > 0) {
            tickers.add(new TransactionTimeoutTicker(virtualhost.getStoreTransactionOpenTimeoutClose(), notificationRepeatPeriod, serverTransaction::getTransactionStartTime, age -> closeAction.performAction(OPEN_TRANSACTION_TIMEOUT_ERROR)));
        }
        if (virtualhost.getStoreTransactionIdleTimeoutWarn() > 0) {
            tickers.add(new TransactionTimeoutTicker(virtualhost.getStoreTransactionIdleTimeoutWarn(), notificationRepeatPeriod, serverTransaction::getTransactionUpdateTime, age -> eventLogger.message(getLogSubject(), ConnectionMessages.IDLE_TXN(age))));
        }
        if (virtualhost.getStoreTransactionIdleTimeoutClose() > 0) {
            tickers.add(new TransactionTimeoutTicker(virtualhost.getStoreTransactionIdleTimeoutClose(), notificationRepeatPeriod, serverTransaction::getTransactionUpdateTime, age -> closeAction.performAction(IDLE_TRANSACTION_TIMEOUT_ERROR)));
        }
        if (!tickers.isEmpty()) {
            for (Ticker ticker : tickers) {
                getAggregateTicker().addTicker(ticker);
            }
            notifyWork();
        }
        _transactionTickers.put(serverTransaction, tickers);
    }
}

Example 2 with ServerTransaction

use of org.apache.qpid.server.txn.ServerTransaction in project qpid-broker-j by apache.

the class AbstractQueue method clearQueue.

// ------ Management functions
@Override
public long clearQueue() {
    QueueEntryIterator queueListIterator = getEntries().iterator();
    long count = 0;
    ServerTransaction txn = new LocalTransaction(getVirtualHost().getMessageStore());
    while (queueListIterator.advance()) {
        final QueueEntry node = queueListIterator.getNode();
        boolean acquired = node.acquireOrSteal(new Runnable() {

            @Override
            public void run() {
                dequeueEntry(node);
            }
        });
        if (acquired) {
            dequeueEntry(node, txn);
        }
    }
    txn.commit();
    return count;
}

Example 3 with ServerTransaction

use of org.apache.qpid.server.txn.ServerTransaction in project qpid-broker-j by apache.

the class LastValueQueueList method discardEntry.

private void discardEntry(final QueueEntry entry) {
    if (entry.acquire()) {
        ServerTransaction txn = new AutoCommitTransaction(getQueue().getVirtualHost().getMessageStore());
        txn.dequeue(entry.getEnqueueRecord(), new ServerTransaction.Action() {

            @Override
            public void postCommit() {
                entry.delete();
            }

            @Override
            public void onRollback() {
            }
        });
    }
}

Example 4 with ServerTransaction

use of org.apache.qpid.server.txn.ServerTransaction in project qpid-broker-j by apache.

the class AMQChannel method receiveTxSelect.

@Override
public void receiveTxSelect() {
    if (LOGGER.isDebugEnabled()) {
        LOGGER.debug("RECV[" + _channelId + "] TxSelect");
    }
    ServerTransaction txn = _transaction;
    if (txn instanceof LocalTransaction) {
        getConnection().unregisterTransactionTickers(_transaction);
    }
    _transaction = _connection.createLocalTransaction();
    long notificationRepeatPeriod = getContextValue(Long.class, TRANSACTION_TIMEOUT_NOTIFICATION_REPEAT_PERIOD);
    getConnection().registerTransactionTickers(_transaction, message -> _connection.sendConnectionCloseAsync(AMQPConnection.CloseReason.TRANSACTION_TIMEOUT, message), notificationRepeatPeriod);
    MethodRegistry methodRegistry = _connection.getMethodRegistry();
    TxSelectOkBody responseBody = methodRegistry.createTxSelectOkBody();
    _connection.writeFrame(responseBody.generateFrame(_channelId));
}

Example 5 with ServerTransaction

use of org.apache.qpid.server.txn.ServerTransaction in project qpid-broker-j by apache.

the class AMQPConnection_1_0Impl method createIdentifiedTransaction.

@Override
public IdentifiedTransaction createIdentifiedTransaction() {
    ServerTransaction[] openTransactions = _openTransactions;
    final int maxOpenTransactions = openTransactions.length;
    int id = 0;
    for (; id < maxOpenTransactions; id++) {
        if (openTransactions[id] == null) {
            break;
        }
    }
    // we need to expand the transaction array;
    if (id == maxOpenTransactions) {
        final int newSize = maxOpenTransactions < 1024 ? 2 * maxOpenTransactions : maxOpenTransactions + 1024;
        _openTransactions = new ServerTransaction[newSize];
        System.arraycopy(openTransactions, 0, _openTransactions, 0, maxOpenTransactions);
    }
    final LocalTransaction serverTransaction = createLocalTransaction();
    _openTransactions[id] = serverTransaction;
    return new IdentifiedTransaction(id, serverTransaction);
}