001 /* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 * 019 */ 020 package org.apache.directory.server.core.changelog; 021 022 023 import java.util.Date; 024 025 026 /** 027 * A tag on a revision representing a snapshot of the directory server's 028 * state. 029 * 030 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 031 * @version $Rev$, $Date$ 032 */ 033 public class Tag 034 { 035 036 private final long revision; 037 private final String description; 038 039 /** the date on which this tag was created*/ 040 private Date tagDate; 041 042 /** the date of revision that was tagged*/ 043 private Date revisionDate; 044 045 046 public Tag( long revision, String description ) 047 { 048 this.revision = revision; 049 this.description = description; 050 this.tagDate = new Date(); 051 } 052 053 054 public Tag( long revision, String description, Date tagDate, Date revisionDate ) 055 { 056 this.revision = revision; 057 this.description = description; 058 this.tagDate = tagDate; 059 this.revisionDate = revisionDate; 060 } 061 062 063 public Tag( long revision, String description, long tagTime, long revisionTime ) 064 { 065 this.revision = revision; 066 this.description = description; 067 this.tagDate = new Date( tagTime ); 068 069 if( revisionTime > 0 ) 070 { 071 this.revisionDate = new Date( revisionTime ); 072 } 073 } 074 075 076 /** 077 * @return the revision 078 */ 079 public long getRevision() 080 { 081 return revision; 082 } 083 084 085 /** 086 * @return the description 087 */ 088 public String getDescription() 089 { 090 return description; 091 } 092 093 094 public Date getTagDate() 095 { 096 return tagDate; 097 } 098 099 100 public Date getRevisionDate() 101 { 102 return revisionDate; 103 } 104 105 106 public boolean equals( Object other ) 107 { 108 if ( other instanceof Tag ) 109 { 110 Tag ot = ( Tag ) other; 111 112 if ( description != null && ot.getDescription() != null ) 113 { 114 return revision == ot.getRevision() && description.equals( ot.getDescription() ); 115 } 116 else if ( description == null && ot.getDescription() == null ) 117 { 118 return revision == ot.getRevision(); 119 } 120 } 121 122 return false; 123 } 124 125 126 @Override 127 public String toString() 128 { 129 StringBuilder sb = new StringBuilder(); 130 sb.append( "Tag { " ); 131 132 sb.append( "revision = " ) 133 .append( revision ) 134 .append( ", " ); 135 136 sb.append( " tagDate = " ) 137 .append( tagDate ) 138 .append( ", " ); 139 140 sb.append( " revisionDate = " ) 141 .append( revisionDate ); 142 143 sb.append( " }" ); 144 145 return sb.toString(); 146 } 147 148 149 }