/*
* INESC-ID, Instituto de Engenharia de Sistemas e Computadores Investigação e Desevolvimento em Lisboa
* Copyright 2013 INESC-ID and/or its affiliates and other
* contributors as indicated by the @author tags. All rights reserved.
* See the copyright.txt in the distribution for a full listing of
* individual contributors.
*
* This 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 3.0 of
* the License, or (at your option) any later version.
*
* This software 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.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.infinispan.dataplacement.lookup;
import org.infinispan.dataplacement.stats.IncrementableLong;
import java.io.Serializable;
import java.util.List;
/**
* An interface that is used to query for the new owner index defined by the data placement optimization
*
* @author Pedro Ruivo
* @since 5.2
*/
public interface ObjectLookup extends Serializable {
/**
* queries this object lookup for the node index where the key can be (if the keys is moved)
*
* @param key the key to find
* @return the owners index where the key is or null if the key was not moved
*/
List<Integer> query(Object key);
/**
* the same as {@link #query(Object)} but it profiling information
*
*
* @param key the key to find
* @param phaseDurations the array with the duration of the phase (in nanoseconds)
* @return the owners index where the key is or null if the key was not moved
*/
List<Integer> queryWithProfiling(Object key, IncrementableLong[] phaseDurations);
}