/*
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 */
package week3;

/**
 *
 * @author roxana
 */
public interface BagInterface<T> {
   // public int getCurrentSize();
    public boolean isFull();
    public boolean isEmpty();
    public boolean add(T newEntry);
    //public T remove();
    public T remove(T anEntry);
    public T removeEntry(int index);
   // public void clear();
   // public int getFrequencyOf(T anEntry);
    public int getIndexOf(T anEntry);
    public boolean contains(T anEntry);
    public T[] toArray();
    
    /*
     *  WEEK 3
     */
    public boolean replace(T item, T newItem);
    public void removeAll(T item);
    public boolean equals(BagInterface<T> otherBag);
}