Examples with MessageConsumer io.aklivity.zilla.runtime.engine.binding.function.MessageConsumer used on opensource projects

Example 16 with MessageConsumer

use of io.aklivity.zilla.runtime.engine.binding.function.MessageConsumer in project zilla by aklivity.

the class SseServerFactory method newSseStream.

private MessageConsumer newSseStream(MessageConsumer sender, long routeId, long streamId, long sequence, long acknowledge, int maximum, long traceId, long authorization, long affinity, String16FW pathInfo, String8FW lastEventId) {
    final SseBeginExFW sseBegin = sseBeginExRW.wrap(writeBuffer, BeginFW.FIELD_OFFSET_EXTENSION, writeBuffer.capacity()).typeId(sseTypeId).pathInfo(pathInfo).lastEventId(lastEventId).build();
    final BeginFW begin = beginRW.wrap(writeBuffer, 0, writeBuffer.capacity()).routeId(routeId).streamId(streamId).sequence(sequence).acknowledge(acknowledge).maximum(maximum).traceId(traceId).authorization(authorization).affinity(affinity).extension(sseBegin.buffer(), sseBegin.offset(), sseBegin.sizeof()).build();
    MessageConsumer receiver = streamFactory.newStream(begin.typeId(), begin.buffer(), begin.offset(), begin.sizeof(), sender);
    receiver.accept(begin.typeId(), begin.buffer(), begin.offset(), begin.sizeof());
    return receiver;
}

Example 17 with MessageConsumer

use of io.aklivity.zilla.runtime.engine.binding.function.MessageConsumer in project zilla by aklivity.

the class ProxyClientFactory method newStream.

@Override
public MessageConsumer newStream(int msgTypeId, DirectBuffer buffer, int index, int length, MessageConsumer sender) {
    final BeginFW begin = beginRO.wrap(buffer, index, index + length);
    final long routeId = begin.routeId();
    final long initialId = begin.streamId();
    final long authorization = begin.authorization();
    final ProxyBeginExFW beginEx = begin.extension().get(beginExRO::tryWrap);
    MessageConsumer newStream = null;
    final ProxyBindingConfig binding = router.lookup(routeId);
    final ProxyRouteConfig resolved = binding != null ? binding.resolve(authorization, beginEx) : null;
    if (resolved != null) {
        newStream = new ProxyAppClient(routeId, initialId, sender, resolved.id)::onAppMessage;
    }
    return newStream;
}

Example 18 with MessageConsumer

use of io.aklivity.zilla.runtime.engine.binding.function.MessageConsumer in project zilla by aklivity.

the class KafkaCacheClientDescribeFactory method newStream.

private MessageConsumer newStream(MessageConsumer sender, long routeId, long streamId, long sequence, long acknowledge, int maximum, long traceId, long authorization, long affinity, Consumer<OctetsFW.Builder> extension) {
    final BeginFW begin = beginRW.wrap(writeBuffer, 0, writeBuffer.capacity()).routeId(routeId).streamId(streamId).sequence(sequence).acknowledge(acknowledge).maximum(maximum).traceId(traceId).authorization(authorization).affinity(affinity).extension(extension).build();
    final MessageConsumer receiver = streamFactory.newStream(begin.typeId(), begin.buffer(), begin.offset(), begin.sizeof(), sender);
    receiver.accept(begin.typeId(), begin.buffer(), begin.offset(), begin.sizeof());
    return receiver;
}

Example 19 with MessageConsumer

use of io.aklivity.zilla.runtime.engine.binding.function.MessageConsumer in project zilla by aklivity.

the class KafkaCacheClientFactory method newStream.

@Override
public MessageConsumer newStream(int msgTypeId, DirectBuffer buffer, int index, int length, MessageConsumer sender) {
    final BeginFW begin = beginRO.wrap(buffer, index, index + length);
    final OctetsFW extension = begin.extension();
    final ExtensionFW beginEx = extensionRO.tryWrap(extension.buffer(), extension.offset(), extension.limit());
    final KafkaBeginExFW kafkaBeginEx = beginEx != null && beginEx.typeId() == kafkaTypeId ? kafkaBeginExRO.tryWrap(extension.buffer(), extension.offset(), extension.limit()) : null;
    MessageConsumer newStream = null;
    if (kafkaBeginEx != null) {
        final BindingHandler factory = factories.get(kafkaBeginEx.kind());
        if (factory != null) {
            newStream = factory.newStream(begin.typeId(), begin.buffer(), begin.offset(), begin.sizeof(), sender);
        }
    }
    return newStream;
}

Example 20 with MessageConsumer

use of io.aklivity.zilla.runtime.engine.binding.function.MessageConsumer in project zilla by aklivity.

the class KafkaCacheClientFetchFactory method newStream.

@Override
public MessageConsumer newStream(int msgTypeId, DirectBuffer buffer, int index, int length, MessageConsumer sender) {
    final BeginFW begin = beginRO.wrap(buffer, index, index + length);
    final long routeId = begin.routeId();
    final long initialId = begin.streamId();
    final long affinity = begin.affinity();
    final long authorization = begin.authorization();
    assert (initialId & 0x0000_0000_0000_0001L) != 0L;
    final OctetsFW extension = begin.extension();
    final ExtensionFW beginEx = extension.get(extensionRO::tryWrap);
    assert beginEx != null && beginEx.typeId() == kafkaTypeId;
    final KafkaBeginExFW kafkaBeginEx = extension.get(kafkaBeginExRO::wrap);
    assert kafkaBeginEx.kind() == KafkaBeginExFW.KIND_FETCH;
    final KafkaFetchBeginExFW kafkaFetchBeginEx = kafkaBeginEx.fetch();
    final String16FW beginTopic = kafkaFetchBeginEx.topic();
    final KafkaOffsetFW progress = kafkaFetchBeginEx.partition();
    final ArrayFW<KafkaFilterFW> filters = kafkaFetchBeginEx.filters();
    final KafkaDeltaType deltaType = kafkaFetchBeginEx.deltaType().get();
    final String topicName = beginTopic.asString();
    MessageConsumer newStream = null;
    final KafkaBindingConfig binding = supplyBinding.apply(routeId);
    final KafkaRouteConfig resolved = binding != null ? binding.resolve(authorization, topicName) : null;
    if (resolved != null) {
        final long resolvedId = resolved.id;
        final int partitionId = progress.partitionId();
        final long partitionOffset = progress.partitionOffset();
        final KafkaCacheRoute cacheRoute = supplyCacheRoute.apply(resolvedId);
        final long partitionKey = cacheRoute.topicPartitionKey(topicName, partitionId);
        KafkaCacheClientFetchFanout fanout = cacheRoute.clientFetchFanoutsByTopicPartition.get(partitionKey);
        if (fanout == null) {
            final String cacheName = String.format("%s.%s", supplyNamespace.apply(resolvedId), supplyLocalName.apply(resolvedId));
            final KafkaCache cache = supplyCache.apply(cacheName);
            final KafkaCacheTopic topic = cache.supplyTopic(topicName);
            final KafkaCachePartition partition = topic.supplyFetchPartition(partitionId);
            final long defaultOffset = resolved.with != null ? resolved.with.defaultOffset.value() : KafkaOffsetType.HISTORICAL.value();
            final KafkaCacheClientFetchFanout newFanout = new KafkaCacheClientFetchFanout(resolvedId, authorization, affinity, partition, defaultOffset);
            cacheRoute.clientFetchFanoutsByTopicPartition.put(partitionKey, newFanout);
            fanout = newFanout;
        }
        final KafkaFilterCondition condition = cursorFactory.asCondition(filters);
        final long latestOffset = kafkaFetchBeginEx.partition().latestOffset();
        final KafkaOffsetType maximumOffset = KafkaOffsetType.valueOf((byte) latestOffset);
        final int leaderId = cacheRoute.leadersByPartitionId.get(partitionId);
        newStream = new KafkaCacheClientFetchStream(fanout, sender, routeId, initialId, leaderId, authorization, partitionOffset, condition, maximumOffset, deltaType)::onClientMessage;
    }
    return newStream;
}