| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.jackrabbit.oak.plugins.index.lucene; |
| |
| public enum IndexFormatVersion { |
| /** |
| * Index confirming to Oak version upto 1.0.8 |
| */ |
| V1(1), |
| /** |
| * Index confirming to Oak version upto 1.0.9 |
| */ |
| V2(2); |
| |
| private final int version; |
| |
| IndexFormatVersion(int version) { |
| this.version = version; |
| } |
| |
| /** |
| * Returns <code>true</code> if this version is at least as high as the |
| * given <code>version</code>. |
| * |
| * @param version the other version to compare. |
| * @return <code>true</code> if this version is at least as high as the |
| * provided; <code>false</code> otherwise. |
| */ |
| public boolean isAtLeast(IndexFormatVersion version) { |
| return this.version >= version.getVersion(); |
| } |
| |
| public int getVersion() { |
| return version; |
| } |
| |
| public static IndexFormatVersion getVersion(int version) { |
| switch(version){ |
| case 1 : return V1; |
| case 2 : return V2; |
| default : throw new IllegalArgumentException("Unknown version : " + version); |
| } |
| } |
| |
| public static IndexFormatVersion getDefault(){ |
| return V2; |
| } |
| |
| public static IndexFormatVersion max(IndexFormatVersion o1, IndexFormatVersion o2){ |
| return o1.version > o2.version ? o1 : o2; |
| } |
| |
| } |