text: public void add(ET @object){if (expectedModCount == list.modCount){java.util.LinkedList.Link<ET> next_1 = link.next;java.util.LinkedList.Link<ET> newLink = new java.util.LinkedList.Link<ET>(@object, link, next_1);link.next = newLink;next_1.previous = newLink;link = newLink;lastLink = null;pos++;expectedModCount++;list._size++;list.modCount++;}else{throw new java.util.ConcurrentModificationException();}}