Examples with StreamsException org.apache.kafka.streams.errors.StreamsException used on opensource projects

Example 1 with StreamsException

use of org.apache.kafka.streams.errors.StreamsException in project kafka by apache.

the class SinkNode method process.

@Override
public void process(final K key, final V value) {
    RecordCollector collector = ((RecordCollector.Supplier) context).recordCollector();
    final long timestamp = context.timestamp();
    if (timestamp < 0) {
        throw new StreamsException("Invalid (negative) timestamp of " + timestamp + " for output record <" + key + ":" + value + ">.");
    }
    try {
        collector.send(topic, key, value, null, timestamp, keySerializer, valSerializer, partitioner);
    } catch (ClassCastException e) {
        final String keyClass = key == null ? "unknown because key is null" : key.getClass().getName();
        final String valueClass = value == null ? "unknown because value is null" : value.getClass().getName();
        throw new StreamsException(String.format("A serializer (key: %s / value: %s) is not compatible to the actual key or value type " + "(key type: %s / value type: %s). Change the default Serdes in StreamConfig or " + "provide correct Serdes via method parameters.", keySerializer.getClass().getName(), valSerializer.getClass().getName(), keyClass, valueClass), e);
    }
}

Example 2 with StreamsException

use of org.apache.kafka.streams.errors.StreamsException in project kafka by apache.

the class SourceNodeRecordDeserializer method deserialize.

@Override
public ConsumerRecord<Object, Object> deserialize(final ConsumerRecord<byte[], byte[]> rawRecord) {
    final Object key;
    try {
        key = sourceNode.deserializeKey(rawRecord.topic(), rawRecord.key());
    } catch (Exception e) {
        throw new StreamsException(format("Failed to deserialize key for record. topic=%s, partition=%d, offset=%d", rawRecord.topic(), rawRecord.partition(), rawRecord.offset()), e);
    }
    final Object value;
    try {
        value = sourceNode.deserializeValue(rawRecord.topic(), rawRecord.value());
    } catch (Exception e) {
        throw new StreamsException(format("Failed to deserialize value for record. topic=%s, partition=%d, offset=%d", rawRecord.topic(), rawRecord.partition(), rawRecord.offset()), e);
    }
    return new ConsumerRecord<>(rawRecord.topic(), rawRecord.partition(), rawRecord.offset(), rawRecord.timestamp(), TimestampType.CREATE_TIME, rawRecord.checksum(), rawRecord.serializedKeySize(), rawRecord.serializedValueSize(), key, value);
}

Example 3 with StreamsException

use of org.apache.kafka.streams.errors.StreamsException in project kafka by apache.

the class StreamsConfig method keySerde.

/**
     * Return an {@link Serde#configure(Map, boolean) configured} instance of {@link #KEY_SERDE_CLASS_CONFIG key Serde
     * class}.
     *
     * @return an configured instance of key Serde class
     */
public Serde keySerde() {
    try {
        final Serde<?> serde = getConfiguredInstance(KEY_SERDE_CLASS_CONFIG, Serde.class);
        serde.configure(originals(), true);
        return serde;
    } catch (final Exception e) {
        throw new StreamsException(String.format("Failed to configure key serde %s", get(KEY_SERDE_CLASS_CONFIG)), e);
    }
}

Example 4 with StreamsException

use of org.apache.kafka.streams.errors.StreamsException in project kafka by apache.

the class StreamTask method punctuate.

/**
     * @throws IllegalStateException if the current node is not null
     */
@Override
public void punctuate(ProcessorNode node, long timestamp) {
    if (processorContext.currentNode() != null)
        throw new IllegalStateException(String.format("%s Current node is not null", logPrefix));
    final StampedRecord stampedRecord = new StampedRecord(DUMMY_RECORD, timestamp);
    updateProcessorContext(createRecordContext(stampedRecord), node);
    log.trace("{} Punctuating processor {} with timestamp {}", logPrefix, node.name(), timestamp);
    try {
        node.punctuate(timestamp);
    } catch (KafkaException ke) {
        throw new StreamsException(String.format("Exception caught in punctuate. taskId=%s processor=%s", id, node.name()), ke);
    } finally {
        processorContext.setCurrentNode(null);
    }
}

Example 5 with StreamsException

use of org.apache.kafka.streams.errors.StreamsException in project kafka by apache.

the class StreamsKafkaClient method checkBrokerCompatibility.

/**
     * Check if the used brokers have version 0.10.1.x or higher.
     * <p>
     * Note, for <em>pre</em> 0.10.x brokers the broker version cannot be checked and the client will hang and retry
     * until it {@link StreamsConfig#REQUEST_TIMEOUT_MS_CONFIG times out}.
     *
     * @throws StreamsException if brokers have version 0.10.0.x
     */
public void checkBrokerCompatibility() throws StreamsException {
    final ClientRequest clientRequest = kafkaClient.newClientRequest(getAnyReadyBrokerId(), new ApiVersionsRequest.Builder(), Time.SYSTEM.milliseconds(), true);
    final ClientResponse clientResponse = sendRequest(clientRequest);
    if (!clientResponse.hasResponse()) {
        throw new StreamsException("Empty response for client request.");
    }
    if (!(clientResponse.responseBody() instanceof ApiVersionsResponse)) {
        throw new StreamsException("Inconsistent response type for API versions request. " + "Expected ApiVersionsResponse but received " + clientResponse.responseBody().getClass().getName());
    }
    final ApiVersionsResponse apiVersionsResponse = (ApiVersionsResponse) clientResponse.responseBody();
    if (apiVersionsResponse.apiVersion(ApiKeys.CREATE_TOPICS.id) == null) {
        throw new StreamsException("Kafka Streams requires broker version 0.10.1.x or higher.");
    }
}