/*
|
* CDDL HEADER START
|
*
|
* The contents of this file are subject to the terms of the
|
* Common Development and Distribution License, Version 1.0 only
|
* (the "License"). You may not use this file except in compliance
|
* with the License.
|
*
|
* You can obtain a copy of the license at
|
* trunk/opends/resource/legal-notices/OpenDS.LICENSE
|
* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
|
* See the License for the specific language governing permissions
|
* and limitations under the License.
|
*
|
* When distributing Covered Code, include this CDDL HEADER in each
|
* file and include the License file at
|
* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
|
* add the following below this CDDL HEADER, with the fields enclosed
|
* by brackets "[]" replaced with your own identifying * information:
|
* Portions Copyright [yyyy] [name of copyright owner]
|
*
|
* CDDL HEADER END
|
*
|
*
|
* Portions Copyright 2006 Sun Microsystems, Inc.
|
*/
|
package org.opends.server.synchronization.changelog;
|
|
import java.util.Comparator;
|
|
import org.opends.server.synchronization.common.ChangeNumber;
|
|
/**
|
* This Class define a Comparator that allows to know which ChangelogIterator
|
* contain the next UpdateMessage in the order defined by the ChangeNumber
|
* of the UpdateMessage.
|
*/
|
public class ChangelogIteratorComparator
|
implements Comparator<ChangelogIterator>
|
{
|
/**
|
* Compare the ChangeNumber of the ChangelogIterators.
|
*
|
* @param o1 first ChangelogIterator.
|
* @param o2 second ChangelogIterator.
|
* @return result of the comparison.
|
*/
|
public int compare(ChangelogIterator o1, ChangelogIterator o2)
|
{
|
ChangeNumber csn1 = o1.getChange().getChangeNumber();
|
ChangeNumber csn2 = o2.getChange().getChangeNumber();
|
|
return ChangeNumber.compare(csn1, csn2);
|
}
|
}
|
