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

Example 1 with DtxBranch

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

the class SynchronousMessageStoreRecovererTest method testRecoveryOfSingleDequeueWithDistributedTransaction.

@Test
public void testRecoveryOfSingleDequeueWithDistributedTransaction() {
    final UUID queueId = UUID.randomUUID();
    final Queue<?> queue = createRegisteredMockQueue(queueId);
    final Transaction transaction = mock(Transaction.class);
    final StoredMessage<StorableMessageMetaData> storedMessage = createMockStoredMessage(1);
    final long messageId = storedMessage.getMessageNumber();
    Transaction.DequeueRecord dequeueRecord = createMockDequeueRecord(queueId, messageId);
    QueueEntry queueEntry = mock(QueueEntry.class);
    when(queueEntry.acquire()).thenReturn(true);
    when(queue.getMessageOnTheQueue(messageId)).thenReturn(queueEntry);
    final long format = 1;
    final byte[] globalId = new byte[] { 0 };
    final byte[] branchId = new byte[] { 0 };
    final EnqueueRecord[] enqueues = {};
    final Transaction.DequeueRecord[] dequeues = { dequeueRecord };
    MessageStore store = new NullMessageStore() {

        @Override
        public void visitMessages(MessageHandler handler) throws StoreException {
            handler.handle(storedMessage);
        }

        @Override
        public void visitMessageInstances(MessageInstanceHandler handler) throws StoreException {
            // We need the message to be enqueued onto the queue so that later the distributed transaction
            // can dequeue it.
            handler.handle(new TestMessageEnqueueRecord(queue.getId(), messageId));
        }

        @Override
        public void visitDistributedTransactions(DistributedTransactionHandler handler) throws StoreException {
            handler.handle(new Transaction.StoredXidRecord() {

                @Override
                public long getFormat() {
                    return format;
                }

                @Override
                public byte[] getGlobalId() {
                    return globalId;
                }

                @Override
                public byte[] getBranchId() {
                    return branchId;
                }
            }, enqueues, dequeues);
        }

        @Override
        public Transaction newTransaction() {
            return transaction;
        }
    };
    DtxRegistry dtxRegistry = new DtxRegistry(_virtualHost);
    when(_virtualHost.getMessageStore()).thenReturn(store);
    when(_virtualHost.getDtxRegistry()).thenReturn(dtxRegistry);
    SynchronousMessageStoreRecoverer recoverer = new SynchronousMessageStoreRecoverer();
    recoverer.recover(_virtualHost);
    DtxBranch branch = dtxRegistry.getBranch(new Xid(format, globalId, branchId));
    assertNotNull("Expected dtx branch to be created", branch);
    branch.commit();
    verify(queueEntry, times(1)).delete();
    verify(transaction).commitTran();
}

Example 2 with DtxBranch

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

the class SynchronousMessageStoreRecovererTest method testRecoveryOfSingleEnqueueWithDistributedTransaction.

@SuppressWarnings("unchecked")
@Test
public void testRecoveryOfSingleEnqueueWithDistributedTransaction() {
    Queue<?> queue = createRegisteredMockQueue();
    final Transaction transaction = mock(Transaction.class);
    final StoredMessage<StorableMessageMetaData> storedMessage = createMockStoredMessage(1);
    long messageId = storedMessage.getMessageNumber();
    EnqueueableMessage enqueueableMessage = createMockEnqueueableMessage(messageId, storedMessage);
    EnqueueRecord enqueueRecord = createMockRecord(queue, enqueueableMessage);
    final long format = 1;
    final byte[] globalId = new byte[] { 0 };
    final byte[] branchId = new byte[] { 0 };
    final EnqueueRecord[] enqueues = { enqueueRecord };
    final Transaction.DequeueRecord[] dequeues = {};
    MessageStore store = new NullMessageStore() {

        @Override
        public void visitMessages(MessageHandler handler) throws StoreException {
            handler.handle(storedMessage);
        }

        @Override
        public void visitMessageInstances(MessageInstanceHandler handler) throws StoreException {
        // No messages instances
        }

        @Override
        public void visitDistributedTransactions(DistributedTransactionHandler handler) throws StoreException {
            handler.handle(new Transaction.StoredXidRecord() {

                @Override
                public long getFormat() {
                    return format;
                }

                @Override
                public byte[] getGlobalId() {
                    return globalId;
                }

                @Override
                public byte[] getBranchId() {
                    return branchId;
                }
            }, enqueues, dequeues);
        }

        @Override
        public Transaction newTransaction() {
            return transaction;
        }
    };
    DtxRegistry dtxRegistry = new DtxRegistry(_virtualHost);
    when(_virtualHost.getMessageStore()).thenReturn(store);
    when(_virtualHost.getDtxRegistry()).thenReturn(dtxRegistry);
    SynchronousMessageStoreRecoverer recoverer = new SynchronousMessageStoreRecoverer();
    recoverer.recover(_virtualHost);
    DtxBranch branch = dtxRegistry.getBranch(new Xid(format, globalId, branchId));
    assertNotNull("Expected dtx branch to be created", branch);
    branch.commit();
    ServerMessage<?> message = storedMessage.getMetaData().getType().createMessage(storedMessage);
    verify(queue, times(1)).enqueue(eq(message), isNull(), isNull());
    verify(transaction).commitTran();
}