RandomAccessCharListIterator(RandomAccessCharList list,
    int index) 
{
    
            super(list);
            if(index <  0 || index  > getList().size()) {
                throw new IndexOutOfBoundsException("Index " + index + " not in [0," + getList().size() + ")");
            } else {
                _nextIndex = index;
                resyncModCount();
            }
}

 public  void add(char value) 
{
            assertNotComodified();
            getList().add(_nextIndex,value);
            _nextIndex++;
            _lastReturnedIndex = -1;
            resyncModCount();
}

 public boolean hasNext() 
{
            assertNotComodified();
            return _nextIndex <  getList().size();
}

 public boolean hasPrevious() 
{
            assertNotComodified();
            return _nextIndex  > 0;
}

 public char next() 
{
            assertNotComodified();
            if(!hasNext()) {
                throw new NoSuchElementException();
            } else {
                char val = getList().get(_nextIndex);
                _lastReturnedIndex = _nextIndex;
                _nextIndex++;
                return val;
            }
}

 public int nextIndex() 
{
            assertNotComodified();
            return _nextIndex;
}

 public char previous() 
{
            assertNotComodified();
            if(!hasPrevious()) {
                throw new NoSuchElementException();
            } else {
                char val = getList().get(_nextIndex-1);
                _lastReturnedIndex = _nextIndex-1;
                _nextIndex--;
                return val;
            }
}

 public int previousIndex() 
{
            assertNotComodified();
            return _nextIndex - 1;
}

 public  void remove() 
{
            assertNotComodified();
            if(-1 == _lastReturnedIndex) {
                throw new IllegalStateException();
            } else {
                getList().removeElementAt(_lastReturnedIndex);
                _lastReturnedIndex = -1;
                _nextIndex--;
                resyncModCount();
            }
}

 public  void set(char value) 
{
            assertNotComodified();
            if(-1 == _lastReturnedIndex) {
                throw new IllegalStateException();
            } else {
                getList().set(_lastReturnedIndex,value);
                resyncModCount();
            }
}