ArrayList<Object> lst = new ArrayList<Object>();
ArrayList<Object> result = new ArrayList<Object>();
for (int i=0; i< count; i++){
lst.add(session.getAttribute("keywords"+i));
}
HashSet<Object> hs = new HashSet<Object>(lst);
Iterator it = hs.iterator();
while(it.hasNext()){
result.add(it.next());
sum_count++;
}
목록
