method2testcases stringlengths 118 6.63k |
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### Question:
WatcherService { public void discovery(SwitchId switchId, int portNo, SwitchId endSwitchId, int endPortNo, long packetNo, long currentTime) { Packet packet = Packet.of(switchId, portNo, packetNo); confirmations.remove(packet); carrier.discovered(switchId, portNo, endSwitchId, endPortNo, currentTime); } Wa... |
### Question:
DecisionMakerService { void discovered(SwitchId switchId, int portNo, SwitchId endSwitchId, int endPortNo, long currentTime) { carrier.discovered(switchId, portNo, endSwitchId, endPortNo, currentTime); lastDiscovery.put(Endpoint.of(switchId, portNo), currentTime); } DecisionMakerService(IDecisionMakerCarr... |
### Question:
DecisionMakerService { void failed(SwitchId switchId, int portNo, long currentTime) { Endpoint endpoint = Endpoint.of(switchId, portNo); if (!lastDiscovery.containsKey(endpoint)) { lastDiscovery.put(endpoint, currentTime - awaitTime); } long timeWindow = lastDiscovery.get(endpoint) + failTimeout; if (curr... |
### Question:
SessionService implements IService, IInputTranslator { public Session open(IOFSwitch sw) { return open(new MessageContext(), sw); } Session open(IOFSwitch sw); Session open(MessageContext context, IOFSwitch sw); @Override void setup(FloodlightModuleContext moduleContext); @Override Command makeCommand(Co... |
### Question:
ConnectedDevicesService implements IService, IInputTranslator { @VisibleForTesting ArpPacketData deserializeArp(Ethernet eth, SwitchId switchId, long cookie) { try { List<Integer> vlans = new ArrayList<>(); IPacket payload = EthernetPacketToolbox.extractPayload(eth, vlans); if (payload instanceof ARP) { r... |
### Question:
FloodlightModuleConfigurationProvider extends ValidatingConfigurationProvider { public static FloodlightModuleConfigurationProvider of(FloodlightModuleContext moduleContext, IFloodlightModule module) { Map<String, String> configData = moduleContext.getConfigParams(module); FloodlightModuleConfigurationPro... |
### Question:
PingResponseCommand extends PingCommand { @Override public Command call() { log.debug("{} - {}", getClass().getCanonicalName(), input); byte[] payload = unwrap(); if (payload == null) { return null; } log.info("Receive flow ping packet from switch {} OF-xid:{}", input.getDpId(), input.getMessage().getXid(... |
### Question:
IngressFlowModFactory { public OFFlowMod makeOuterVlanMatchSharedMessage() { FlowEndpoint endpoint = command.getEndpoint(); FlowSharedSegmentCookie cookie = FlowSharedSegmentCookie.builder(SharedSegmentType.QINQ_OUTER_VLAN) .portNumber(endpoint.getPortNumber()) .vlanId(endpoint.getOuterVlanId()) .build();... |
### Question:
IngressFlowModFactory { public OFFlowMod makeCustomerPortSharedCatchMessage() { FlowEndpoint endpoint = command.getEndpoint(); return flowModBuilderFactory.makeBuilder(of, TableId.of(SwitchManager.INPUT_TABLE_ID)) .setPriority(SwitchManager.INGRESS_CUSTOMER_PORT_RULE_PRIORITY_MULTITABLE) .setCookie(U64.of... |
### Question:
EthernetPacketToolbox { public static IPacket extractPayload(Ethernet packet, List<Integer> vlanStack) { short rootVlan = packet.getVlanID(); if (0 < rootVlan) { vlanStack.add((int) rootVlan); } IPacket payload = packet.getPayload(); while (payload instanceof VlanTag) { short vlanId = ((VlanTag) payload).... |
### Question:
OfFlowPresenceVerifier { public List<OFFlowMod> getMissing() { return expectedOfFlows.values().stream() .flatMap(Collection::stream) .collect(Collectors.toList()); } OfFlowPresenceVerifier(
IOfFlowDumpProducer dumpProducer, List<OFFlowMod> expectedFlows, Set<SwitchFeature> switchFeatures); Lis... |
### Question:
CorrelationContext { public static String getId() { return Optional.ofNullable(ID.get()).orElse(DEFAULT_CORRELATION_ID); } private CorrelationContext(); static String getId(); static CorrelationContextClosable create(String correlationId); }### Answer:
@Ignore("Fix applying aspects to test classes") @Te... |
### Question:
NoviflowSpecificFeature extends AbstractFeature { static boolean isNoviSwitch(IOFSwitch sw) { if (sw == null || sw.getSwitchDescription() == null) { return false; } String manufacturer = getManufacturer(sw); if (E_SWITCH_MANUFACTURER_DESCRIPTION.equalsIgnoreCase(manufacturer)) { return true; } SwitchDescr... |
### Question:
NoviflowSpecificFeature extends AbstractFeature { static boolean isWbSeries(IOFSwitch sw) { if (! isNoviSwitch(sw)) { return false; } if (E_SWITCH_MANUFACTURER_DESCRIPTION.equalsIgnoreCase(getManufacturer(sw))) { return true; } Optional<SwitchDescription> description = Optional.ofNullable(sw.getSwitchDesc... |
### Question:
NoviflowSpecificFeature extends AbstractFeature { static boolean isSmSeries(IOFSwitch sw) { if (! isNoviSwitch(sw)) { return false; } Optional<SwitchDescription> description = Optional.ofNullable(sw.getSwitchDescription()); return NOVIFLOW_VIRTUAL_SWITCH_HARDWARE_DESCRIPTION_REGEX.matcher( description.map... |
### Question:
BfdFeature extends AbstractFeature { @Override public Optional<SwitchFeature> discover(IOFSwitch sw) { Optional<SwitchFeature> empty = Optional.empty(); SwitchDescription description = sw.getSwitchDescription(); if (description == null || description.getSoftwareDescription() == null) { return empty; } if ... |
### Question:
OfPortStatsMapper { public PortStatsData toPostStatsData(List<OFPortStatsReply> data, SwitchId switchId) { try { List<PortStatsEntry> stats = data.stream() .flatMap(reply -> reply.getEntries().stream()) .map(this::toPortStatsEntry) .filter(Objects::nonNull) .collect(toList()); return new PortStatsData(swi... |
### Question:
OfFlowStatsMapper { public FlowStatsData toFlowStatsData(List<OFFlowStatsReply> data, SwitchId switchId) { try { List<FlowStatsEntry> stats = data.stream() .flatMap(reply -> reply.getEntries().stream()) .map(this::toFlowStatsEntry) .filter(Objects::nonNull) .collect(toList()); return new FlowStatsData(swi... |
### Question:
OfFlowStatsMapper { public FlowEntry toFlowEntry(final OFFlowStatsEntry entry) { return FlowEntry.builder() .version(entry.getVersion().toString()) .durationSeconds(entry.getDurationSec()) .durationNanoSeconds(entry.getDurationNsec()) .hardTimeout(entry.getHardTimeout()) .idleTimeout(entry.getIdleTimeout(... |
### Question:
OfFlowStatsMapper { public GroupEntry toFlowGroupEntry(OFGroupDescStatsEntry ofGroupDescStatsEntry) { if (ofGroupDescStatsEntry == null) { return null; } return GroupEntry.builder() .groupType(ofGroupDescStatsEntry.getGroupType().toString()) .groupId(ofGroupDescStatsEntry.getGroup().getGroupNumber()) .buc... |
### Question:
OfTableStatsMapper { @Mapping(source = "tableId.value", target = "tableId") @Mapping(source = "activeCount", target = "activeEntries") @Mapping(source = "lookupCount.value", target = "lookupCount") @Mapping(source = "matchedCount.value", target = "matchedCount") public abstract TableStatsEntry toTableStat... |
### Question:
OfPortDescConverter { public boolean isReservedPort(OFPort port) { return OFPort.MAX.getPortNumber() <= port.getPortNumber() && port.getPortNumber() <= -1; } PortDescription toPortDescription(OFPortDesc ofPortDesc); PortInfoData toPortInfoData(DatapathId dpId, OFPortDesc portDesc,
... |
### Question:
OfPortDescConverter { public PortInfoData toPortInfoData(DatapathId dpId, OFPortDesc portDesc, net.floodlightcontroller.core.PortChangeType type) { return new PortInfoData( new SwitchId(dpId.getLong()), portDesc.getPortNo().getPortNumber(), mapChangeType(type), isPortEnabled(portDesc)); } PortDescription... |
### Question:
OfMeterStatsMapper { public MeterStatsData toMeterStatsData(List<OFMeterStatsReply> data, SwitchId switchId) { try { List<MeterStatsEntry> stats = data.stream() .flatMap(reply -> reply.getEntries().stream()) .map(this::toMeterStatsEntry) .filter(Objects::nonNull) .collect(toList()); return new MeterStatsD... |
### Question:
SwitchTrackingService implements IOFSwitchListener, IService { @Override @NewCorrelationContextRequired public void switchAdded(final DatapathId switchId) { dashboardLogger.onSwitchEvent(switchId, SwitchChangeType.ADDED); switchDiscovery(switchId, SwitchChangeType.ADDED); } void dumpAllSwitches(); void c... |
### Question:
SwitchTrackingService implements IOFSwitchListener, IService { @Override @NewCorrelationContextRequired public void switchRemoved(final DatapathId switchId) { dashboardLogger.onSwitchEvent(switchId, SwitchChangeType.REMOVED); switchManager.deactivate(switchId); switchDiscovery(switchId, SwitchChangeType.R... |
### Question:
SwitchTrackingService implements IOFSwitchListener, IService { @Override @NewCorrelationContextRequired public void switchDeactivated(final DatapathId switchId) { dashboardLogger.onSwitchEvent(switchId, SwitchChangeType.DEACTIVATED); switchManager.deactivate(switchId); switchDiscovery(switchId, SwitchChan... |
### Question:
SwitchOperationsService implements ILinkOperationsServiceCarrier { public Switch patchSwitch(SwitchId switchId, SwitchPatch data) throws SwitchNotFoundException { return transactionManager.doInTransaction(() -> { Switch foundSwitch = switchRepository.findById(switchId) .orElseThrow(() -> new SwitchNotFoun... |
### Question:
SwitchTrackingService implements IOFSwitchListener, IService { @Override @NewCorrelationContextRequired public void switchChanged(final DatapathId switchId) { dashboardLogger.onSwitchEvent(switchId, SwitchChangeType.CHANGED); switchDiscovery(switchId, SwitchChangeType.CHANGED); } void dumpAllSwitches(); ... |
### Question:
SubscriptionInfo { public static SubscriptionInfo decode(ByteBuffer data) { data.rewind(); int version = data.getInt(); if (version == CURRENT_VERSION || version == 1) { UUID processId = new UUID(data.getLong(), data.getLong()); Set<TaskId> prevTasks = new HashSet<>(); int numPrevs = data.getInt(); for (i... |
### Question:
ConnectorsResource { @GET @Path("/{connector}/config") public Map<String, String> getConnectorConfig(final @PathParam("connector") String connector, final @QueryParam("forward") Boolean forward) throws Throwable { FutureCallback<Map<String, String>> cb = new FutureCallback<>(); herder.connectorConfig(conn... |
### Question:
ClientState { boolean reachedCapacity() { return assignedTasks.size() >= capacity; } ClientState(); ClientState(final int capacity); private ClientState(Set<TaskId> activeTasks, Set<TaskId> standbyTasks, Set<TaskId> assignedTasks, Set<TaskId> prevActiveTasks, Set<TaskId> prevAssignedTasks, int capacity... |
### Question:
ClientState { boolean hasMoreAvailableCapacityThan(final ClientState other) { if (this.capacity <= 0) { throw new IllegalStateException("Capacity of this ClientState must be greater than 0."); } if (other.capacity <= 0) { throw new IllegalStateException("Capacity of other ClientState must be greater than ... |
### Question:
QuickUnion { public void unite(T id1, T... idList) { for (T id2 : idList) { unitePair(id1, id2); } } void add(T id); boolean exists(T id); T root(T id); void unite(T id1, T... idList); }### Answer:
@SuppressWarnings("unchecked") @Test public void testUnite() { QuickUnion<Long> qu = new QuickUnion<>(); l... |
### Question:
StoreChangelogReader implements ChangelogReader { public void restore() { final long start = time.milliseconds(); try { if (!consumer.subscription().isEmpty()) { throw new IllegalStateException(String.format("Restore consumer should have not subscribed to any partitions (%s) beforehand", consumer.subscrip... |
### Question:
InternalTopicManager { public Map<String, Integer> getNumPartitions(final Set<String> topics) { for (int i = 0; i < MAX_TOPIC_READY_TRY; i++) { try { final MetadataResponse metadata = streamsKafkaClient.fetchMetadata(); final Map<String, Integer> existingTopicPartitions = fetchExistingPartitionCountByTopi... |
### Question:
InternalTopicManager { public void makeReady(final Map<InternalTopicConfig, Integer> topics) { for (int i = 0; i < MAX_TOPIC_READY_TRY; i++) { try { final MetadataResponse metadata = streamsKafkaClient.fetchMetadata(); final Map<String, Integer> existingTopicPartitions = fetchExistingPartitionCountByTopic... |
### Question:
AbstractTask { protected void updateOffsetLimits() { log.debug("{} Updating store offset limits {}", logPrefix); for (final TopicPartition partition : partitions) { try { final OffsetAndMetadata metadata = consumer.committed(partition); stateMgr.putOffsetLimit(partition, metadata != null ? metadata.offset... |
### Question:
ConnectorsResource { @GET @Path("/{connector}/tasks") public List<TaskInfo> getTaskConfigs(final @PathParam("connector") String connector, final @QueryParam("forward") Boolean forward) throws Throwable { FutureCallback<List<TaskInfo>> cb = new FutureCallback<>(); herder.taskConfigs(connector, cb); return ... |
### Question:
ConnectorsResource { @POST @Path("/{connector}/tasks") public void putTaskConfigs(final @PathParam("connector") String connector, final @QueryParam("forward") Boolean forward, final List<Map<String, String>> taskConfigs) throws Throwable { FutureCallback<Void> cb = new FutureCallback<>(); herder.putTaskCo... |
### Question:
AbstractHerder implements Herder, TaskStatus.Listener, ConnectorStatus.Listener { @Override public ConnectorStateInfo connectorStatus(String connName) { ConnectorStatus connector = statusBackingStore.get(connName); if (connector == null) throw new NotFoundException("No status found for connector " + connN... |
### Question:
AbstractHerder implements Herder, TaskStatus.Listener, ConnectorStatus.Listener { @Override public ConnectorStateInfo.TaskState taskStatus(ConnectorTaskId id) { TaskStatus status = statusBackingStore.get(id); if (status == null) throw new NotFoundException("No status found for task " + id); return new Con... |
### Question:
StandaloneHerder extends AbstractHerder { @Override public synchronized void restartConnector(String connName, Callback<Void> cb) { if (!configState.contains(connName)) cb.onCompletion(new NotFoundException("Connector " + connName + " not found", null), null); Map<String, String> config = configState.conn... |
### Question:
StandaloneHerder extends AbstractHerder { @Override public synchronized void restartTask(ConnectorTaskId taskId, Callback<Void> cb) { if (!configState.contains(taskId.connector())) cb.onCompletion(new NotFoundException("Connector " + taskId.connector() + " not found", null), null); Map<String, String> tas... |
### Question:
StandaloneHerder extends AbstractHerder { @Override public void putTaskConfigs(String connName, List<Map<String, String>> configs, Callback<Void> callback) { throw new UnsupportedOperationException("Kafka Connect in standalone mode does not support externally setting task configurations."); } StandaloneHe... |
### Question:
PluginDesc implements Comparable<PluginDesc<T>> { @JsonProperty("location") public String location() { return location; } PluginDesc(Class<? extends T> klass, String version, ClassLoader loader); @Override String toString(); Class<? extends T> pluginClass(); @JsonProperty("class") String className(); @Jso... |
### Question:
PluginDesc implements Comparable<PluginDesc<T>> { @Override public int hashCode() { return Objects.hash(klass, version, type); } PluginDesc(Class<? extends T> klass, String version, ClassLoader loader); @Override String toString(); Class<? extends T> pluginClass(); @JsonProperty("class") String className(... |
### Question:
DistributedHerder extends AbstractHerder implements Runnable { HerderRequest addRequest(Callable<Void> action, Callback<Void> callback) { return addRequest(0, action, callback); } DistributedHerder(DistributedConfig config,
Time time,
Worker worker... |
### Question:
WorkerCoordinator extends AbstractCoordinator implements Closeable { public String memberId() { Generation generation = generation(); if (generation != null) return generation.memberId; return JoinGroupRequest.UNKNOWN_MEMBER_ID; } WorkerCoordinator(ConsumerNetworkClient client,
... |
### Question:
WorkerCoordinator extends AbstractCoordinator implements Closeable { public void requestRejoin() { rejoinRequested = true; } WorkerCoordinator(ConsumerNetworkClient client,
String groupId,
int rebalanceTimeoutMs,
int se... |
### Question:
SourceTaskOffsetCommitter { public void schedule(final ConnectorTaskId id, final WorkerSourceTask workerTask) { long commitIntervalMs = config.getLong(WorkerConfig.OFFSET_COMMIT_INTERVAL_MS_CONFIG); ScheduledFuture<?> commitFuture = commitExecutorService.scheduleWithFixedDelay(new Runnable() { @Override p... |
### Question:
SourceTaskOffsetCommitter { public void remove(ConnectorTaskId id) { final ScheduledFuture<?> task = committers.remove(id); if (task == null) return; try { task.cancel(false); if (!task.isDone()) task.get(); } catch (CancellationException e) { log.trace("Offset commit thread was cancelled by another threa... |
### Question:
OffsetStorageWriter { public synchronized boolean beginFlush() { if (flushing()) { log.error("Invalid call to OffsetStorageWriter flush() while already flushing, the " + "framework should not allow this"); throw new ConnectException("OffsetStorageWriter is already flushing"); } if (data.isEmpty()) return ... |
### Question:
Time { public static int fromLogical(Schema schema, java.util.Date value) { if (schema.name() == null || !(schema.name().equals(LOGICAL_NAME))) throw new DataException("Requested conversion of Time object but the schema does not match."); Calendar calendar = Calendar.getInstance(UTC); calendar.setTime(val... |
### Question:
Time { public static java.util.Date toLogical(Schema schema, int value) { if (schema.name() == null || !(schema.name().equals(LOGICAL_NAME))) throw new DataException("Requested conversion of Date object but the schema does not match."); if (value < 0 || value > MILLIS_PER_DAY) throw new DataException("Tim... |
### Question:
Struct { @Override public boolean equals(Object o) { if (this == o) return true; if (o == null || getClass() != o.getClass()) return false; Struct struct = (Struct) o; return Objects.equals(schema, struct.schema) && Arrays.equals(values, struct.values); } Struct(Schema schema); Schema schema(); Object get... |
### Question:
ConnectSchema implements Schema { @Override public List<Field> fields() { if (type != Type.STRUCT) throw new DataException("Cannot list fields on non-struct type"); return fields; } ConnectSchema(Type type, boolean optional, Object defaultValue, String name, Integer version, String doc, Map<String, String... |
### Question:
SchemaBuilder implements Schema { @Override public Map<String, String> parameters() { return parameters == null ? null : Collections.unmodifiableMap(parameters); } SchemaBuilder(Type type); @Override boolean isOptional(); SchemaBuilder optional(); SchemaBuilder required(); @Override Object defaultValue();... |
### Question:
Date { public static int fromLogical(Schema schema, java.util.Date value) { if (schema.name() == null || !(schema.name().equals(LOGICAL_NAME))) throw new DataException("Requested conversion of Date object but the schema does not match."); Calendar calendar = Calendar.getInstance(UTC); calendar.setTime(val... |
### Question:
Date { public static java.util.Date toLogical(Schema schema, int value) { if (schema.name() == null || !(schema.name().equals(LOGICAL_NAME))) throw new DataException("Requested conversion of Date object but the schema does not match."); return new java.util.Date(value * MILLIS_PER_DAY); } static SchemaBu... |
### Question:
Timestamp { public static long fromLogical(Schema schema, java.util.Date value) { if (schema.name() == null || !(schema.name().equals(LOGICAL_NAME))) throw new DataException("Requested conversion of Timestamp object but the schema does not match."); return value.getTime(); } static SchemaBuilder builder(... |
### Question:
Timestamp { public static java.util.Date toLogical(Schema schema, long value) { if (schema.name() == null || !(schema.name().equals(LOGICAL_NAME))) throw new DataException("Requested conversion of Timestamp object but the schema does not match."); return new java.util.Date(value); } static SchemaBuilder ... |
### Question:
ConnectorUtils { public static <T> List<List<T>> groupPartitions(List<T> elements, int numGroups) { if (numGroups <= 0) throw new IllegalArgumentException("Number of groups must be positive."); List<List<T>> result = new ArrayList<>(numGroups); int perGroup = elements.size() / numGroups; int leftover = el... |
### Question:
StringConverter implements Converter { @Override public byte[] fromConnectData(String topic, Schema schema, Object value) { try { return serializer.serialize(topic, value == null ? null : value.toString()); } catch (SerializationException e) { throw new DataException("Failed to serialize to a string: ", e... |
### Question:
StringConverter implements Converter { @Override public SchemaAndValue toConnectData(String topic, byte[] value) { try { return new SchemaAndValue(Schema.OPTIONAL_STRING_SCHEMA, deserializer.deserialize(topic, value)); } catch (SerializationException e) { throw new DataException("Failed to deserialize str... |
### Question:
FileStreamSourceConnector extends SourceConnector { @Override public void start(Map<String, String> props) { filename = props.get(FILE_CONFIG); topic = props.get(TOPIC_CONFIG); if (topic == null || topic.isEmpty()) throw new ConnectException("FileStreamSourceConnector configuration must include 'topic' se... |
### Question:
FileStreamSourceConnector extends SourceConnector { @Override public Class<? extends Task> taskClass() { return FileStreamSourceTask.class; } @Override String version(); @Override void start(Map<String, String> props); @Override Class<? extends Task> taskClass(); @Override List<Map<String, String>> taskC... |
### Question:
FileStreamSinkConnector extends SinkConnector { @Override public Class<? extends Task> taskClass() { return FileStreamSinkTask.class; } @Override String version(); @Override void start(Map<String, String> props); @Override Class<? extends Task> taskClass(); @Override List<Map<String, String>> taskConfigs... |
### Question:
FileStreamSourceTask extends SourceTask { @Override public void start(Map<String, String> props) { filename = props.get(FileStreamSourceConnector.FILE_CONFIG); if (filename == null || filename.isEmpty()) { stream = System.in; streamOffset = null; reader = new BufferedReader(new InputStreamReader(stream, S... |
### Question:
ApiVersions { public synchronized byte maxUsableProduceMagic() { return maxUsableProduceMagic; } synchronized void update(String nodeId, NodeApiVersions nodeApiVersions); synchronized void remove(String nodeId); synchronized NodeApiVersions get(String nodeId); synchronized byte maxUsableProduceMagic(); ... |
### Question:
ClientUtils { public static List<InetSocketAddress> parseAndValidateAddresses(List<String> urls) { List<InetSocketAddress> addresses = new ArrayList<>(); for (String url : urls) { if (url != null && !url.isEmpty()) { try { String host = getHost(url); Integer port = getPort(url); if (host == null || port =... |
### Question:
NetworkClient implements KafkaClient { @Override public long connectionDelay(Node node, long now) { return connectionStates.connectionDelay(node.idString(), now); } NetworkClient(Selectable selector,
Metadata metadata,
String clientId,
... |
### Question:
NodeApiVersions { @Override public String toString() { return toString(false); } NodeApiVersions(Collection<ApiVersion> nodeApiVersions); static NodeApiVersions create(); static NodeApiVersions create(Collection<ApiVersion> overrides); short usableVersion(ApiKeys apiKey); short usableVersion(ApiKeys apiKe... |
### Question:
NodeApiVersions { public short usableVersion(ApiKeys apiKey) { return usableVersion(apiKey, null); } NodeApiVersions(Collection<ApiVersion> nodeApiVersions); static NodeApiVersions create(); static NodeApiVersions create(Collection<ApiVersion> overrides); short usableVersion(ApiKeys apiKey); short usableV... |
### Question:
Fetcher implements SubscriptionState.Listener, Closeable { public Map<TopicPartition, List<ConsumerRecord<K, V>>> fetchedRecords() { Map<TopicPartition, List<ConsumerRecord<K, V>>> fetched = new HashMap<>(); int recordsRemaining = maxPollRecords; try { while (recordsRemaining > 0) { if (nextInLineRecords ... |
### Question:
Fetcher implements SubscriptionState.Listener, Closeable { public int sendFetches() { Map<Node, FetchRequest.Builder> fetchRequestMap = createFetchRequests(); for (Map.Entry<Node, FetchRequest.Builder> fetchEntry : fetchRequestMap.entrySet()) { final FetchRequest.Builder request = fetchEntry.getValue(); f... |
### Question:
Fetcher implements SubscriptionState.Listener, Closeable { public Map<String, List<PartitionInfo>> getAllTopicMetadata(long timeout) { return getTopicMetadata(MetadataRequest.Builder.allTopics(), timeout); } Fetcher(ConsumerNetworkClient client,
int minBytes,
int maxB... |
### Question:
RequestFuture implements ConsumerNetworkClient.PollCondition { public void complete(T value) { try { if (value instanceof RuntimeException) throw new IllegalArgumentException("The argument to complete can not be an instance of RuntimeException"); if (!result.compareAndSet(INCOMPLETE_SENTINEL, value)) thro... |
### Question:
RequestFuture implements ConsumerNetworkClient.PollCondition { public void raise(RuntimeException e) { try { if (e == null) throw new IllegalArgumentException("The exception passed to raise must not be null"); if (!result.compareAndSet(INCOMPLETE_SENTINEL, e)) throw new IllegalStateException("Invalid atte... |
### Question:
ConsumerProtocol { public static PartitionAssignor.Subscription deserializeSubscription(ByteBuffer buffer) { Struct header = CONSUMER_PROTOCOL_HEADER_SCHEMA.read(buffer); Short version = header.getShort(VERSION_KEY_NAME); checkVersionCompatibility(version); Struct struct = SUBSCRIPTION_V0.read(buffer); By... |
### Question:
ConsumerProtocol { public static PartitionAssignor.Assignment deserializeAssignment(ByteBuffer buffer) { Struct header = CONSUMER_PROTOCOL_HEADER_SCHEMA.read(buffer); Short version = header.getShort(VERSION_KEY_NAME); checkVersionCompatibility(version); Struct struct = ASSIGNMENT_V0.read(buffer); ByteBuff... |
### Question:
ConsumerCoordinator extends AbstractCoordinator { public void close(long timeoutMs) { client.disableWakeups(); long now = time.milliseconds(); long endTimeMs = now + timeoutMs; try { maybeAutoCommitOffsetsSync(timeoutMs); now = time.milliseconds(); if (pendingAsyncCommits.get() > 0 && endTimeMs > now) { e... |
### Question:
ConsumerCoordinator extends AbstractCoordinator { @Override public List<ProtocolMetadata> metadata() { this.joinedSubscription = subscriptions.subscription(); List<ProtocolMetadata> metadataList = new ArrayList<>(); for (PartitionAssignor assignor : assignors) { Subscription subscription = assignor.subscr... |
### Question:
ConsumerNetworkClient implements Closeable { public RequestFuture<ClientResponse> send(Node node, AbstractRequest.Builder<?> requestBuilder) { long now = time.milliseconds(); RequestFutureCompletionHandler completionHandler = new RequestFutureCompletionHandler(); ClientRequest clientRequest = client.newCl... |
### Question:
ConsumerNetworkClient implements Closeable { public void poll(RequestFuture<?> future) { while (!future.isDone()) poll(MAX_POLL_TIMEOUT_MS, time.milliseconds(), future); } ConsumerNetworkClient(KafkaClient client,
Metadata metadata,
Time ti... |
### Question:
ConsumerNetworkClient implements Closeable { public void wakeup() { log.trace("Received user wakeup"); this.wakeup.set(true); this.client.wakeup(); } ConsumerNetworkClient(KafkaClient client,
Metadata metadata,
Time time,
... |
### Question:
ConsumerNetworkClient implements Closeable { public void awaitMetadataUpdate() { awaitMetadataUpdate(Long.MAX_VALUE); } ConsumerNetworkClient(KafkaClient client,
Metadata metadata,
Time time,
long retryBacko... |
### Question:
Heartbeat { public boolean shouldHeartbeat(long now) { return timeToNextHeartbeat(now) == 0; } Heartbeat(long sessionTimeout,
long heartbeatInterval,
long maxPollInterval,
long retryBackoffMs); void poll(long now); void sentHeartbeat(long now)... |
### Question:
Heartbeat { public long timeToNextHeartbeat(long now) { long timeSinceLastHeartbeat = now - Math.max(lastHeartbeatSend, lastSessionReset); final long delayToNextHeartbeat; if (heartbeatFailed) delayToNextHeartbeat = retryBackoffMs; else delayToNextHeartbeat = heartbeatInterval; if (timeSinceLastHeartbeat ... |
### Question:
Heartbeat { public boolean sessionTimeoutExpired(long now) { return now - Math.max(lastSessionReset, lastHeartbeatReceive) > sessionTimeout; } Heartbeat(long sessionTimeout,
long heartbeatInterval,
long maxPollInterval,
long retryBackoffMs); v... |
### Question:
AbstractCoordinator implements Closeable { public synchronized void ensureCoordinatorReady() { ensureCoordinatorReady(0, Long.MAX_VALUE); } AbstractCoordinator(ConsumerNetworkClient client,
String groupId,
int rebalanceTimeoutMs,
... |
### Question:
AbstractCoordinator implements Closeable { protected synchronized RequestFuture<Void> lookupCoordinator() { if (findCoordinatorFuture == null) { Node node = this.client.leastLoadedNode(); if (node == null) { log.debug("No broker available to send GroupCoordinator request for group {}", groupId); return Re... |
### Question:
SubscriptionState { public void position(TopicPartition tp, long offset) { assignedState(tp).position(offset); } SubscriptionState(OffsetResetStrategy defaultResetStrategy); void subscribe(Set<String> topics, ConsumerRebalanceListener listener); void subscribeFromPattern(Set<String> topics); void groupSub... |
### Question:
SubscriptionState { public void subscribe(Set<String> topics, ConsumerRebalanceListener listener) { if (listener == null) throw new IllegalArgumentException("RebalanceListener cannot be null"); setSubscriptionType(SubscriptionType.AUTO_TOPICS); this.listener = listener; changeSubscription(topics); } Subsc... |
### Question:
KafkaConsumer implements Consumer<K, V> { public Set<String> subscription() { acquire(); try { return Collections.unmodifiableSet(new HashSet<>(this.subscriptions.subscription())); } finally { release(); } } KafkaConsumer(Map<String, Object> configs); KafkaConsumer(Map<String, Object> configs,
... |
### Question:
KafkaConsumer implements Consumer<K, V> { @Override public void pause(Collection<TopicPartition> partitions) { acquire(); try { for (TopicPartition partition: partitions) { log.debug("Pausing partition {}", partition); subscriptions.pause(partition); } } finally { release(); } } KafkaConsumer(Map<String, ... |
### Question:
ConsumerRecord { @Deprecated public long checksum() { if (checksum == null) this.checksum = DefaultRecord.computePartialChecksum(timestamp, serializedKeySize, serializedValueSize); return this.checksum; } ConsumerRecord(String topic,
int partition,
long ... |
### Question:
Metadata { public Metadata(long refreshBackoffMs, long metadataExpireMs, boolean allowAutoTopicCreation) { this(refreshBackoffMs, metadataExpireMs, allowAutoTopicCreation, false, new ClusterResourceListeners()); } Metadata(long refreshBackoffMs, long metadataExpireMs, boolean allowAutoTopicCreation); Met... |
### Question:
Metadata { public synchronized long timeToNextUpdate(long nowMs) { long timeToExpire = needUpdate ? 0 : Math.max(this.lastSuccessfulRefreshMs + this.metadataExpireMs - nowMs, 0); long timeToAllowUpdate = this.lastRefreshMs + this.refreshBackoffMs - nowMs; return Math.max(timeToExpire, timeToAllowUpdate); ... |
### Question:
Metadata { public synchronized void failedUpdate(long now) { this.lastRefreshMs = now; } Metadata(long refreshBackoffMs, long metadataExpireMs, boolean allowAutoTopicCreation); Metadata(long refreshBackoffMs, long metadataExpireMs, boolean allowAutoTopicCreation,
boolean topicExpiryEn... |
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