map-list

Map map = new HashMap();
map.put("a", "1");
map.put("b", "2");
List list = new ArrayList();
list.add("3");
list.add("4");
map.put("c", list);

Set set = map.entrySet();
Iterator it = set.iterator();
while (it.hasNext()) {
Entry es = (Entry) it.next();
if (es.getValue() instanceof java.util.List) {
List li = (List) es.getValue();
for (int i = 0; i < li.size(); i++) {
System.out.println("--->" + li.get(i));
System.out.println("-key>" + es.getKey());
}
} else {
System.out.println("--->" + es.getValue());
System.out.println("-key>" + es.getKey());
}
}