public class Test1_List {
public static void main(String[] args) {
ArrayList list = new ArrayList();
list.add("a");
list.add("a");
list.add("b");
list.add("b");
list.add("c");
list.add("c");
list.add("c");
System.out.println(list);
ArrayList newList = getSingle(list);
System.out.println(newList);
}
/**
* @param list
* @return
*/
public static ArrayList getSingle(ArrayList list) {
ArrayList newList = new ArrayList();
Iterator it = list.iterator();
while (it.hasNext()) {
Object obj = it.next();
if(!newList.contains(obj)) {
newList.add(obj);
}
}
return newList;
}
}
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