/**
 * Copyright [2009-2010] [dennis zhuang(killme2008@gmail.com)] Licensed under the Apache License,
 * Version 2.0 (the "License"); you may not use this file except in compliance with the License. You
 * may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by
 * applicable law or agreed to in writing, software distributed under the License is distributed on
 * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See
 * the License for the specific language governing permissions and limitations under the License
 */
package net.rubyeye.xmemcached;

import java.util.Comparator;
import com.google.code.yanf4j.core.Session;

/**
 * Session comparator.
 * 
 * @author Jungsub Shin
 * 
 */
public interface MemcachedSessionComparator extends Comparator<Session> {
  /**
   * Returns a session by special key.
   * 
   * @param key
   * @return
   */
  public int compare(Session o1, Session o2);
}
