public Printed<K, V> withLabel(final String label) {
        Objects.requireNonNull(label, "label can't be null");
        this.label = label;
        return this;
    }
Print the records of a {@link KStream} with the provided label.

@param label label to use
@return this
streams/src/main/java/org/apache/kafka/streams/kstream/Printed.java