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import stream.genetator.CollectionStreamGenerator;

import stream.util.CollectUtils;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.List;

/**

* @Author xiongyx

* on 2019/3/8.

*/

public class FlatMapTest {

public static void main(String[] args){

testCollectionGenerator();

}

private static void testCollectionGenerator(){

List<String> teamIndia = Arrays.asList("11", "12", "13");

List<String> teamAustralia = Arrays.asList("21", "22", "23","24");

List<String> teamEngland = Arrays.asList("31", "32", "33");

List<String> teamNewZeland = Arrays.asList("41", "42", "43");

List<String> teamSouthAfrica = Arrays.asList("52", "53");

List<List<String>> playersInWorldCup2016 = new ArrayList<>();

playersInWorldCup2016.add(teamIndia);

playersInWorldCup2016.add(teamAustralia);

playersInWorldCup2016.add(teamEngland);

playersInWorldCup2016.add(teamNewZeland);

playersInWorldCup2016.add(teamSouthAfrica);

List<String> list = CollectionStreamGenerator.getListStream(playersInWorldCup2016)

.flatMap(CollectionStreamGenerator::getListStream)

.filter(item->item.endsWith("2"))

.limit(2)

.collect(CollectUtils.toList());

list.forEach(System.out::println);

// .forEach(System.out::println);

}

}