android list 정렬

    java   ，   java  ，           
  ls       List,         Comparator  ，      List    ,  String     

List<ContentValues> ls=new ArrayList<ContentValues>();
Collections.sort(ls, new ComparatorValues());


public static final class ComparatorValues implements Comparator<ContentValues>{

        @Override
        public int compare(ContentValues object1, ContentValues object2) {
            int m1=object1.getAsInteger(KEY_m);
            int m2=object2.getAsInteger(KEY_m);
            int result=0;
            if(m1>m2)
            {
                result=1;
            }
            if(m1<m2)
            {
                result=-1;
            }
            return result;
        }        
        
    }