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/*
 * Copyright (c) 1998-2018 Caucho Technology -- all rights reserved
 *
 * This interface is defined in JSR 107.
 *
 * It may be used to access both local and cluster caches.
 *
 * Some bulk operations will act only upon the local cache, and will not affect a cluster cache, as noted in the
 * JavaDoc entry for each method.
 *
 * This file is part of Resin(R) Open Source
 *
 * Each copy or derived work must preserve the copyright notice and this
 * notice unmodified.
 *
 * Resin Open Source is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Resin Open Source 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, or any warranty
 * of NON-INFRINGEMENT.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Resin Open Source; if not, write to the
 *
 *   Free Software Foundation, Inc.
 *   59 Temple Place, Suite 330
 *   Boston, MA 02111-1307  USA
 *
 * @author Scott Ferguson
 */

package com.caucho.cache;

import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.Future;

import com.caucho.cache.event.CacheEntryEventFilter;
import com.caucho.cache.event.CacheEntryListener;

/**
 * The persistent or distributed cache is usable like a normal map, but loads
 * and stores data across the cluster.
 */
public interface Cache extends Iterable>, CacheLifecycle {
  public V get(Object key);

  public Map getAll(Set keys);
  
  public boolean containsKey(K key);
  
  public void put(K key, V value);
  
  public V getAndPut(K key, V value);
  
  public void putAll(Map map);
  
  public boolean putIfAbsent(K key, V value);

  public boolean remove(K key);

  public boolean remove(K key, V oldValue);
  
  public V getAndRemove(K key);
  
  public boolean replace(K key, V oldValue, V newValue);
  
  public boolean replace(K key, V value);
  
  public V getAndReplace(K key, V value);
  
  public void removeAll(Set keys);
  
  public void removeAll();
  
  //
  // preload
  //
  
  public Future load(K key);
  
  public Future> loadAll(Set keys);
  
  //
  // update operations
  // 
  
  public Object invokeEntryProcessor(K key, EntryProcessor entryProcessor);
  
  //
  // listeners
  //
  
  public boolean 
  registerCacheEntryListener(CacheEntryListener listener,
                             boolean requireOldValue,
                             CacheEntryEventFilter filter,
                             boolean synchronous);
  
  public boolean unregisterCacheEntryListener(CacheEntryListener listener);
  
  //
  // management
  //
  
  public String getName();
  
  public CacheManager getCacheManager();
  
  public Configuration getConfiguration();
    
  public CacheStatistics getStatistics();

  Iterator> iterator();
  
  public CacheMXBean getMBean();

  public  T unwrap(Class cl);
  
  public interface Entry {
    public K getKey();
    public V getValue();      
  }
  
  public interface MutableEntry extends Entry {
    public boolean exists();
    public void remove();
    public void setValue(V value);
  }
  
  public interface EntryProcessor {
    public Object process(Cache.MutableEntry entry);
  }
}




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