@Override
    public boolean equals(final Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }
        final Produced<?, ?> produced = (Produced<?, ?>) o;
        return Objects.equals(keySerde, produced.keySerde) &&
               Objects.equals(valueSerde, produced.valueSerde) &&
               Objects.equals(partitioner, produced.partitioner);
    }
Produce records using the provided keySerde.
@param keySerde    Serde to use for serializing the key
@return this
streams/src/main/java/org/apache/kafka/streams/kstream/Produced.java