code: public boolean attachEnd(EncodedElement e) {
      if(DEBUG_LEV > 0)
        System.err.println("EncodedElement::attachEnd : Begin");
      boolean attached = true;
      EncodedElement current = this;
      while(current.getNext() != null) {
        current = current.getNext();
      }
      current.setNext(e);
      e.setPrevious(current);
      if(DEBUG_LEV > 0)
        System.err.println("EncodedElement::attachEnd : End");
      return attached;
    }
docs: Attach an element to the end of this list.
  
  @param e Element to attach.
  @return True if element was attached, false otherwise.