package solution; import java.util.Collection; public class AbstractSimpleList implements ISimpleList{ @Override public int size() { // TODO Auto-generated method stub return 0; } @Override public boolean add(E e) { // TODO Auto-generated method stub return false; } @Override public boolean add(Collection c) { // TODO Auto-generated method stub return false; } @Override public boolean contains(Object o) { // TODO Auto-generated method stub return false; } @Override public boolean remove(Object o) { // TODO Auto-generated method stub return false; } @Override public void forAll(ICommand command) { // TODO Auto-generated method stub } }