I am trying to do exactly the same but for queue
my interface looks like this:
public interface ExamPeekableQueue<E extends Comparable<E>>
{
public void enqueue(E e);
public E dequeue();
public int size();
}
I now want to create a class. Here is what I tried but I need some help to complete the code. Please help me. I need to code this asap
public class ExamPeekableQueueImpl implements ExamPeekableQueue
{
@Override
public void enqueue(Comparable e)
{
// TODO Auto-generated method stub
}
@Override
public Comparable dequeue()
{
// TODO Auto-generated method stub
return null;
}
@Override
public int size()
{
// TODO Auto-generated method stub
return 0;
}
public static void main(String args[])
{
ExamPeekableQueueImpl e=new ExamPeekableQueueImpl();
List<Integer> list=new ArrayList();
list.add(1);
list.add(2);
list.add(3);
for(int i=0;i<list.size();i++)
e.enqueue(new Integer(5));
System.out.println(e.size());
}
How do i write the code for enqueue, deque functions...please just point me to a solution and i'll try to code the same