Interface ProducerFactory<K,​V>

  • Type Parameters:
    K - the key type.
    V - the value type.
    All Known Implementing Classes:
    DefaultKafkaProducerFactory

    public interface ProducerFactory<K,​V>
    The strategy to produce a Producer instance(s).
    Author:
    Gary Russell
    • Field Detail

      • DEFAULT_PHYSICAL_CLOSE_TIMEOUT

        static final java.time.Duration DEFAULT_PHYSICAL_CLOSE_TIMEOUT
        The default close timeout duration as 30 seconds.
    • Method Detail

      • createProducer

        org.apache.kafka.clients.producer.Producer<K,​V> createProducer()
        Create a producer which will be transactional if the factory is so configured.
        Returns:
        the producer.
        See Also:
        transactionCapable()
      • createProducer

        default org.apache.kafka.clients.producer.Producer<K,​V> createProducer​(java.lang.String txIdPrefix)
        Create a producer with an overridden transaction id prefix.
        Parameters:
        txIdPrefix - the transaction id prefix.
        Returns:
        the producer.
        Since:
        2.3
      • createNonTransactionalProducer

        default org.apache.kafka.clients.producer.Producer<K,​V> createNonTransactionalProducer()
        Create a non-transactional producer.
        Returns:
        the producer.
        Since:
        2.4.3
        See Also:
        transactionCapable()
      • transactionCapable

        default boolean transactionCapable()
        Return true if the factory supports transactions.
        Returns:
        true if transactional.
      • closeProducerFor

        default void closeProducerFor​(java.lang.String transactionIdSuffix)
        Remove the specified producer from the cache and close it.
        Parameters:
        transactionIdSuffix - the producer's transaction id suffix.
        Since:
        1.3.8
      • isProducerPerConsumerPartition

        default boolean isProducerPerConsumerPartition()
        Return the producerPerConsumerPartition.
        Returns:
        the producerPerConsumerPartition.
        Since:
        1.3.8
      • closeThreadBoundProducer

        default void closeThreadBoundProducer()
        If the factory implementation uses thread-bound producers, call this method to close and release this thread's producer.
        Since:
        2.3
      • reset

        default void reset()
        Reset any state in the factory, if supported.
        Since:
        2.4
      • getConfigurationProperties

        default java.util.Map<java.lang.String,​java.lang.Object> getConfigurationProperties()
        Return an unmodifiable reference to the configuration map for this factory. Useful for cloning to make a similar factory.
        Returns:
        the configs.
        Since:
        2.5
      • getValueSerializerSupplier

        default java.util.function.Supplier<org.apache.kafka.common.serialization.Serializer<V>> getValueSerializerSupplier()
        Return a supplier for a value serializer. Useful for cloning to make a similar factory.
        Returns:
        the supplier.
        Since:
        2.5
      • getKeySerializerSupplier

        default java.util.function.Supplier<org.apache.kafka.common.serialization.Serializer<K>> getKeySerializerSupplier()
        Return a supplier for a key serializer. Useful for cloning to make a similar factory.
        Returns:
        the supplier.
        Since:
        2.5
      • isProducerPerThread

        default boolean isProducerPerThread()
        Return true when there is a producer per thread.
        Returns:
        the produver per thread.
        Since:
        2.5
      • getTransactionIdPrefix

        @Nullable
        default java.lang.String getTransactionIdPrefix()
        Return the transaction id prefix.
        Returns:
        the prefix or null if not configured.
        Since:
        2.5
      • getPhysicalCloseTimeout

        default java.time.Duration getPhysicalCloseTimeout()
        Get the physical close timeout.
        Returns:
        the timeout.
        Since:
        2.5
      • addListener

        default void addListener​(ProducerFactory.Listener<K,​V> listener)
        Add a listener.
        Parameters:
        listener - the listener.
        Since:
        2.5.3
      • addListener

        default void addListener​(int index,
                                 ProducerFactory.Listener<K,​V> listener)
        Add a listener at a specific index.
        Parameters:
        index - the index (list position).
        listener - the listener.
        Since:
        2.5.3
      • removeListener

        default boolean removeListener​(ProducerFactory.Listener<K,​V> listener)
        Remove a listener.
        Parameters:
        listener - the listener.
        Returns:
        true if removed.
        Since:
        2.5.3
      • getListeners

        default java.util.List<ProducerFactory.Listener<K,​V>> getListeners()
        Get the current list of listeners.
        Returns:
        the listeners.
        Since:
        2.5.3
      • addPostProcessor

        default void addPostProcessor​(ProducerPostProcessor<K,​V> postProcessor)
        Add a post processor.
        Parameters:
        postProcessor - the post processor.
        Since:
        2.5.3
      • removePostProcessor

        default boolean removePostProcessor​(ProducerPostProcessor<K,​V> postProcessor)
        Remove a post processor.
        Parameters:
        postProcessor - the post processor.
        Returns:
        true if removed.
        Since:
        2.5.3
      • getPostProcessors

        default java.util.List<ProducerPostProcessor<K,​V>> getPostProcessors()
        Get the current list of post processors.
        Returns:
        the post processors.
        Since:
        2.5.3