001/* 002 * CDDL HEADER START 003 * 004 * The contents of this file are subject to the terms of the 005 * Common Development and Distribution License, Version 1.0 only 006 * (the "License"). You may not use this file except in compliance 007 * with the License. 008 * 009 * You can obtain a copy of the license at legal-notices/CDDLv1_0.txt 010 * or http://forgerock.org/license/CDDLv1.0.html. 011 * See the License for the specific language governing permissions 012 * and limitations under the License. 013 * 014 * When distributing Covered Code, include this CDDL HEADER in each 015 * file and include the License file at legal-notices/CDDLv1_0.txt. 016 * If applicable, add the following below this CDDL HEADER, with the 017 * fields enclosed by brackets "[]" replaced with your own identifying 018 * information: 019 * Portions Copyright [yyyy] [name of copyright owner] 020 * 021 * CDDL HEADER END 022 * 023 * Copyright 2014 ForgeRock AS 024 */ 025package org.opends.server.replication.server.changelog.api; 026 027import org.opends.server.types.DN; 028 029/** 030 * Replica identifier comprised of the domain baseDN and its serverId within 031 * this domain. 032 */ 033public final class ReplicaId implements Comparable<ReplicaId> 034{ 035 036 private final DN baseDN; 037 private final int serverId; 038 039 /** 040 * Creates a ReplicaId with the provided parameters. 041 * 042 * @param baseDN 043 * domain baseDN, cannot be null 044 * @param serverId 045 * serverId within the domain 046 */ 047 private ReplicaId(DN baseDN, int serverId) 048 { 049 this.baseDN = baseDN; 050 this.serverId = serverId; 051 } 052 053 /** 054 * Creates a ReplicaId with the provided parameters. 055 * 056 * @param baseDN 057 * domain baseDN 058 * @param serverId 059 * serverId within the domain 060 * @return a new ReplicaId 061 */ 062 public static ReplicaId of(DN baseDN, int serverId) 063 { 064 return new ReplicaId(baseDN, serverId); 065 } 066 067 /** {@inheritDoc} */ 068 @Override 069 public int compareTo(ReplicaId o) 070 { 071 final int compareResult = baseDN.compareTo(o.baseDN); 072 if (compareResult == 0) 073 { 074 return serverId - o.serverId; 075 } 076 return compareResult; 077 } 078 079 /** {@inheritDoc} */ 080 @Override 081 public int hashCode() 082 { 083 final int prime = 31; 084 int result = 1; 085 result = prime * result + (baseDN == null ? 0 : baseDN.hashCode()); 086 return prime * result + serverId; 087 } 088 089 /** {@inheritDoc} */ 090 @Override 091 public boolean equals(Object obj) 092 { 093 if (this == obj) 094 { 095 return true; 096 } 097 if (!(obj instanceof ReplicaId)) 098 { 099 return false; 100 } 101 final ReplicaId other = (ReplicaId) obj; 102 return serverId == other.serverId && baseDN.equals(other.baseDN); 103 } 104 105 /** {@inheritDoc} */ 106 @Override 107 public String toString() 108 { 109 return getClass().getSimpleName() + "(" + baseDN + " " + serverId + ")"; 110 } 111}