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package com.sun.ejb.containers.util.cache;

import java.io.*;
import java.util.*;
import java.util.ArrayList;


public interface Cache {

    public Object get(Object key);
    
    public Object put(Object key, Object obj);
    
    public Object remove(Object key);
    
    public boolean contains(Object key);
    
    public Enumeration elements();
    
    public void clear();
    
    public int size();
    
    public int getMaxCacheSize();
    
    public int getCacheHits();
    
    public int getCacheMisses();
    
    public void incrementCacheFailures(Object key);
    
    public void incrementCacheSuccess(Object key);
    
    public void incrementCacheFailures();
    
    public void incrementCacheSuccess();
    
    /**
     * Destroys this cache. This method should perform final clean ups.
     */
    public void destroy();

}