/**
 * Copyright (C) 2009 Orbeon, Inc.
 *
 * This program is free software; you can redistribute it and/or modify it under the terms of the
 * GNU Lesser General Public License as published by the Free Software Foundation; either version
 * 2.1 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU Lesser General Public License for more details.
 *
 * The full text of the license is available at http://www.gnu.org/copyleft/lesser.html
 */
package org.orbeon.oxf.cache;

import java.util.Iterator;

public interface Cache {
    void add(CacheKey key, Object validity, Object object);
    void remove(CacheKey key);
    int removeAll();
    Object findValid(CacheKey key, Object validity);
    Object takeValid(CacheKey key, Object validity);
    CacheEntry findAny( CacheKey key);
    Iterator<CacheKey> iterateCacheKeys();
    Iterator<Object> iterateCacheObjects();
    int getCurrentSize();
    void setMaxSize(int maxSize);
    CacheStatistics getStatistics();
}
