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- import java.util.Collection;
- import java.util.Iterator;
- import java.util.Queue;
-
-
- public class ChainQueue<E> implements Queue<E> {
- @Override
- public int size() {
- return 0;
- }
-
- @Override
- public boolean isEmpty() {
- return false;
- }
-
- @Override
- public boolean contains(Object o) {
- return false;
- }
-
- @Override
- public Iterator<E> iterator() {
- return null;
- }
-
- @Override
- public Object[] toArray() {
- return new Object[0];
- }
-
- @Override
- public <T> T[] toArray(T[] ts) {
- return null;
- }
-
- @Override
- public boolean add(E e) {
- return false;
- }
-
- @Override
- public boolean remove(Object o) {
- return false;
- }
-
- @Override
- public boolean containsAll(Collection<?> collection) {
- return false;
- }
-
- @Override
- public boolean addAll(Collection<? extends E> collection) {
- return false;
- }
-
- @Override
- public boolean removeAll(Collection<?> collection) {
- return false;
- }
-
- @Override
- public boolean retainAll(Collection<?> collection) {
- return false;
- }
-
- @Override
- public void clear() {
-
- }
-
- @Override
- public boolean offer(E e) {
- return false;
- }
-
- @Override
- public E remove() {
- return null;
- }
-
- @Override
- public E poll() {
- return null;
- }
-
- @Override
- public E element() {
- return null;
- }
-
- @Override
- public E peek() {
- return null;
- }
-
- private class Node<E> {
-
- }
- }
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