HashMap map=new HashMap();
   map.put("1","name1");
   map.put("2","name2");
   map.put("3","name3");
   map.put("4","name4");
   map.put("5","name5");
  
  
for (Iterator iter = map.keySet().iterator(); iter.hasNext();)
{
    Object key = iter.next();
    Object val = map.get(key);
}