Examples with ReceiverSettleMode org.apache.qpid.server.protocol.v1_0.type.transport.ReceiverSettleMode used on opensource projects

Example 1 with ReceiverSettleMode

use of org.apache.qpid.server.protocol.v1_0.type.transport.ReceiverSettleMode in project qpid-broker-j by apache.

the class StandardReceivingLinkEndpoint method receiveDelivery.

@Override
protected Error receiveDelivery(Delivery delivery) {
    ReceiverSettleMode transferReceiverSettleMode = delivery.getReceiverSettleMode();
    if (delivery.getResume()) {
        DeliveryState deliveryState = _unsettled.get(delivery.getDeliveryTag());
        if (deliveryState instanceof Outcome) {
            boolean settled = shouldReceiverSettleFirst(transferReceiverSettleMode);
            updateDisposition(delivery.getDeliveryTag(), deliveryState, settled);
            return null;
        } else {
        // TODO: QPID-7845: create message ?
        }
    } else {
        ServerMessage<?> serverMessage;
        UnsignedInteger messageFormat = delivery.getMessageFormat();
        DeliveryState xfrState = delivery.getState();
        MessageFormat format = MessageFormatRegistry.getFormat(messageFormat.intValue());
        if (format != null) {
            try (QpidByteBuffer payload = delivery.getPayload()) {
                serverMessage = format.createMessage(payload, getAddressSpace().getMessageStore(), getSession().getConnection().getReference());
            } catch (AmqpErrorRuntimeException e) {
                return e.getCause().getError();
            }
        } else {
            final Error err = new Error();
            err.setCondition(AmqpError.NOT_IMPLEMENTED);
            err.setDescription("Unknown message format: " + messageFormat);
            return err;
        }
        MessageReference<?> reference = serverMessage.newReference();
        try {
            Binary transactionId = null;
            if (xfrState != null) {
                if (xfrState instanceof TransactionalState) {
                    transactionId = ((TransactionalState) xfrState).getTxnId();
                }
            }
            final ServerTransaction transaction;
            boolean setRollbackOnly = true;
            if (transactionId != null) {
                try {
                    transaction = getSession().getTransaction(transactionId);
                } catch (UnknownTransactionException e) {
                    return new Error(TransactionError.UNKNOWN_ID, String.format("transaction-id '%s' is unknown.", transactionId));
                }
                if (!(transaction instanceof AutoCommitTransaction)) {
                    transaction.addPostTransactionAction(new ServerTransaction.Action() {

                        @Override
                        public void postCommit() {
                            updateDisposition(delivery.getDeliveryTag(), null, true);
                        }

                        @Override
                        public void onRollback() {
                            updateDisposition(delivery.getDeliveryTag(), null, true);
                        }
                    });
                }
            } else {
                transaction = new AsyncAutoCommitTransaction(getAddressSpace().getMessageStore(), this);
            }
            try {
                Session_1_0 session = getSession();
                session.getAMQPConnection().checkAuthorizedMessagePrincipal(serverMessage.getMessageHeader().getUserId());
                Outcome outcome;
                if (serverMessage.isPersistent() && !getAddressSpace().getMessageStore().isPersistent()) {
                    final Error preconditionFailedError = new Error(AmqpError.PRECONDITION_FAILED, "Non-durable message store cannot accept durable message.");
                    if (_rejectedOutcomeSupportedBySource) {
                        final Rejected rejected = new Rejected();
                        rejected.setError(preconditionFailedError);
                        outcome = rejected;
                    } else {
                        // TODO - disposition not updated for the non-transaction case
                        return preconditionFailedError;
                    }
                } else {
                    try {
                        getReceivingDestination().send(serverMessage, transaction, session.getSecurityToken());
                        outcome = ACCEPTED;
                    } catch (UnroutableMessageException e) {
                        final Error error = new Error();
                        error.setCondition(e.getErrorCondition());
                        error.setDescription(e.getMessage());
                        String targetAddress = getTarget().getAddress();
                        if (targetAddress == null || "".equals(targetAddress.trim())) {
                            error.setInfo(Collections.singletonMap(DELIVERY_TAG, delivery.getDeliveryTag()));
                        }
                        if (!_rejectedOutcomeSupportedBySource || (delivery.isSettled() && !(transaction instanceof LocalTransaction))) {
                            return error;
                        } else {
                            if (delivery.isSettled() && transaction instanceof LocalTransaction) {
                                ((LocalTransaction) transaction).setRollbackOnly();
                            }
                            Rejected rejected = new Rejected();
                            rejected.setError(error);
                            outcome = rejected;
                        }
                    }
                }
                Outcome sourceDefaultOutcome = getSource().getDefaultOutcome();
                boolean defaultOutcome = sourceDefaultOutcome != null && sourceDefaultOutcome.getSymbol().equals(outcome.getSymbol());
                DeliveryState resultantState;
                if (transactionId == null) {
                    resultantState = defaultOutcome ? null : outcome;
                } else {
                    TransactionalState transactionalState = new TransactionalState();
                    transactionalState.setOutcome(defaultOutcome ? null : outcome);
                    transactionalState.setTxnId(transactionId);
                    resultantState = transactionalState;
                }
                boolean settled = shouldReceiverSettleFirst(transferReceiverSettleMode);
                if (transaction instanceof AsyncAutoCommitTransaction) {
                    _pendingDispositions.add(new PendingDispositionHolder(delivery.getDeliveryTag(), resultantState, settled));
                } else {
                    getSession().receivedComplete();
                    updateDisposition(delivery.getDeliveryTag(), resultantState, settled);
                }
                getSession().getAMQPConnection().registerMessageReceived(serverMessage.getSize());
                if (transactionId != null) {
                    getSession().getAMQPConnection().registerTransactedMessageReceived();
                }
                setRollbackOnly = false;
            } catch (AccessControlException e) {
                final Error err = new Error();
                err.setCondition(AmqpError.NOT_ALLOWED);
                err.setDescription(e.getMessage());
                return err;
            } finally {
                if (setRollbackOnly && transaction instanceof LocalTransaction) {
                    ((LocalTransaction) transaction).setRollbackOnly();
                }
            }
        } finally {
            reference.release();
        }
    }
    return null;
}