Package org.apache.kafka.streams.state

Class Stores.ValueFactory<K>

  • Type Parameters:
    K - the type of keys
    Enclosing class:
    Stores
    public abstract static class Stores.ValueFactory<K>
extends java.lang.Object
    The factory for creating off-heap key-value stores.

    • Constructor Detail

      • ValueFactory

        public ValueFactory()

    • Method Detail

      • withStringValues

        public Stores.KeyValueFactory<K,​java.lang.String> withStringValues()
        Use String values.
        Returns:
        the interface used to specify the remaining key-value store options; never null

      • withIntegerValues

        public Stores.KeyValueFactory<K,​java.lang.Integer> withIntegerValues()
        Use Integer values.
        Returns:
        the interface used to specify the remaining key-value store options; never null

      • withLongValues

        public Stores.KeyValueFactory<K,​java.lang.Long> withLongValues()
        Use Long values.
        Returns:
        the interface used to specify the remaining key-value store options; never null

      • withDoubleValues

        public Stores.KeyValueFactory<K,​java.lang.Double> withDoubleValues()
        Use Double values.
        Returns:
        the interface used to specify the remaining key-value store options; never null

      • withByteBufferValues

        public Stores.KeyValueFactory<K,​java.nio.ByteBuffer> withByteBufferValues()
        Use ByteBuffer for values.
        Returns:
        the interface used to specify the remaining key-value store options; never null

      • withByteArrayValues

        public Stores.KeyValueFactory<K,​byte[]> withByteArrayValues()
        Use byte arrays for values.
        Returns:
        the interface used to specify the remaining key-value store options; never null

      • withValues

        public <V> Stores.KeyValueFactory<K,​V> withValues​(java.lang.Class<V> valueClass)
        Use values of the specified type.
        Parameters:
        valueClass - the class for the values, which must be one of the types for which Kafka has built-in serdes
        Returns:
        the interface used to specify the remaining key-value store options; never null

      • withValues

        public abstract <V> Stores.KeyValueFactory<K,​V> withValues​(org.apache.kafka.common.serialization.Serde<V> valueSerde)
        Use the specified serializer and deserializer for the values.
        Parameters:
        valueSerde - the serialization factory for values; may be null
        Returns:
        the interface used to specify the remaining key-value store options; never null