/** * @author lautturi.com * Java example: java converting map to list */ import java.util.*; public class Lautturi { public static void main(String[] args) { Map<Integer, String> map = new TreeMap<Integer, String>(); // Map<Integer, String> map = new HashMap<Integer, String>(); map.put(5, "Apple"); map.put(7, "banana"); map.put(1, "Cherry"); map.put(33, "Orange"); map.put(9, "pear"); map.put(23, "Lautturi"); List<Map.Entry<Integer, String>> list = new ArrayList<Map.Entry<Integer, String>>(map.entrySet()); System.out.println("Map: " + map); System.out.println("List: " + list); } }
output:
Map: {1=Cherry, 5=Apple, 7=banana, 9=pear, 23=Lautturi, 33=Orange} List: [1=Cherry, 5=Apple, 7=banana, 9=pear, 23=Lautturi, 33=Orange]