/**
 * A list interface, as described in the lab manual
 */

public interface List  {
    // Default maximum list size - a constant

    // List manipulation operations
    public void insert(Object newElement);  // Inserts Object after cursor
    public void remove();  //Remove element at cursor
    public void replace (Object newElement);  //Replace element at cursor
    public void clear();  //remove all elements from list

    //list status operations
    public boolean isEmpty();  //returns true if the list is empty
    public boolean isFull();  //returns true if the list is full
    public void goToBeginning();  //moves the cursor to the beginning of the list
    public void goToEnd();  //moves cursor to the end of the list
    public void goToNext();  //move cursor to the next element in the list
    public void goToPrior();  //move the cursor to preceding element
    public Object getCursor();  //get the element at the cursor
    public void showStructure();  //output the elements in the list, for debugging purposes

}