Examples with NoLocalFilter org.apache.qpid.server.protocol.v1_0.type.messaging.NoLocalFilter used on opensource projects

Example 1 with NoLocalFilter

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

the class SendingLinkEndpoint method prepareConsumerOptionsAndFilters.

private void prepareConsumerOptionsAndFilters(final SendingDestination destination) throws AmqpErrorException {
    // TODO QPID-7952: this method might modify the source. this is not good encapsulation. furthermore if it does so then it should inform the link/linkregistry about it!
    _destination = destination;
    final Source source = getSource();
    EnumSet<ConsumerOption> options = EnumSet.noneOf(ConsumerOption.class);
    boolean noLocal = false;
    JMSSelectorFilter messageFilter = null;
    if (destination instanceof ExchangeSendingDestination) {
        options.add(ConsumerOption.ACQUIRES);
        options.add(ConsumerOption.SEES_REQUEUES);
    } else if (destination instanceof StandardSendingDestination) {
        MessageSource messageSource = _destination.getMessageSource();
        if (messageSource instanceof Queue && ((Queue<?>) messageSource).getAvailableAttributes().contains("topic")) {
            source.setDistributionMode(StdDistMode.COPY);
        }
        Map<Symbol, Filter> filters = source.getFilter();
        Map<Symbol, Filter> actualFilters = new HashMap<>();
        if (filters != null) {
            for (Map.Entry<Symbol, Filter> entry : filters.entrySet()) {
                if (entry.getValue() instanceof NoLocalFilter) {
                    actualFilters.put(entry.getKey(), entry.getValue());
                    noLocal = true;
                } else if (messageFilter == null && entry.getValue() instanceof org.apache.qpid.server.protocol.v1_0.type.messaging.JMSSelectorFilter) {
                    org.apache.qpid.server.protocol.v1_0.type.messaging.JMSSelectorFilter selectorFilter = (org.apache.qpid.server.protocol.v1_0.type.messaging.JMSSelectorFilter) entry.getValue();
                    try {
                        messageFilter = new JMSSelectorFilter(selectorFilter.getValue());
                        actualFilters.put(entry.getKey(), entry.getValue());
                    } catch (ParseException | SelectorParsingException | TokenMgrError e) {
                        Error error = new Error();
                        error.setCondition(AmqpError.INVALID_FIELD);
                        error.setDescription("Invalid JMS Selector: " + selectorFilter.getValue());
                        error.setInfo(Collections.singletonMap(Symbol.valueOf("field"), Symbol.valueOf("filter")));
                        throw new AmqpErrorException(error);
                    }
                }
            }
        }
        source.setFilter(actualFilters.isEmpty() ? null : actualFilters);
        if (source.getDistributionMode() != StdDistMode.COPY) {
            options.add(ConsumerOption.ACQUIRES);
            options.add(ConsumerOption.SEES_REQUEUES);
        }
    } else {
        throw new ConnectionScopedRuntimeException("Unknown destination type");
    }
    if (noLocal) {
        options.add(ConsumerOption.NO_LOCAL);
    }
    FilterManager filters = null;
    if (messageFilter != null) {
        filters = new FilterManager();
        filters.add(messageFilter.getName(), messageFilter);
    }
    _consumerOptions = options;
    _consumerFilters = filters;
}