Unbenannt

package sonstiges;import java.util.Comparator;import java.util.HashMap;import java.util.Map;import java.util.TreeMap;import java.util.TreeSet;public class HashMapTest {	private static class ValueComparator implements Comparator {		public int compare(Object o1, Object o2) {			Map.Entry e1 = (Map.Entry) o1;			Map.Entry e2 = (Map.Entry) o2;			int e1count = 0;			int e2count = 0;			try {				e1count = Integer.parseInt(((String)e1.getValue()).split("|")[1]);				e2count = Integer.parseInt(((String)e2.getValue()).split("|")[1]);			} catch (Exception e) {				e.printStackTrace();			}			if (e1count == e2count) {				return 0;			} else if (e1count > e2count) {				return -1;			} else {				return 1;			}		}	}		@SuppressWarnings("unchecked")	public static void main(String[] args) {		HashMap map = new HashMap();		map.put("1", "300|5");		map.put("2", "300|10");		map.put("3", "300|3");		map.put("4", "300|8");		System.out.println(map);		TreeSet set = new TreeSet(new ValueComparator());		set.addAll(map.entrySet());		System.out.println(set);	}}