How to use

flatMapToPair

method

in

org.apache.spark.streaming.api.java.JavaDStream

@Override
public <K, V> SparkPairCollection<K, V> flatMapToPair(PairFlatMapFunction<T, K, V> function) {
 return new PairDStreamCollection<>(sec, stream.flatMapToPair(function));
}

JavaPairDStream<Integer, String> flatMapped = stream.flatMapToPair(s -> {
 List<Tuple2<Integer, String>> out = new ArrayList<>();
 for (String letter : s.split("(?!^)")) {

JavaPairDStream<Integer, String> flatMapped = stream.flatMapToPair(s -> {
 List<Tuple2<Integer, String>> out = new ArrayList<>();
 for (String letter : s.split("(?!^)")) {

JavaPairDStream<Integer, String> flatMapped = stream.flatMapToPair(in -> {
  List<Tuple2<Integer, String>> out = new ArrayList<>();
  for (String letter : in.split("(?!^)")) {

JavaPairDStream<Integer, String> flatMapped = stream.flatMapToPair(in -> {
  List<Tuple2<Integer, String>> out = new ArrayList<>();
  for (String letter : in.split("(?!^)")) {