/*
* 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.
*/
using System;
namespace Lucene.Net.Util
{
/// Use by certain classes to match version compatibility
/// across releases of Lucene.
///
[Serializable]
public sealed class Version:Parameter
{
/// Use this to get the latest & greatest settings, bug
/// fixes, etc, for Lucene.
///
/// WARNING: if you use this setting, and then
/// upgrade to a newer release of Lucene, sizable changes
/// may happen. If precise back compatibility is important
/// then you should instead explicitly specify an actual
/// version.
///
public static readonly Version LUCENE_CURRENT = new Version("LUCENE_CURRENT", 0);
/// Match settings and bugs in Lucene's 2.0 release.
public static readonly Version LUCENE_20 = new Version("LUCENE_20", 2000);
/// Match settings and bugs in Lucene's 2.1 release.
public static readonly Version LUCENE_21 = new Version("LUCENE_21", 2100);
/// Match settings and bugs in Lucene's 2.2 release.
public static readonly Version LUCENE_22 = new Version("LUCENE_22", 2200);
/// Match settings and bugs in Lucene's 2.3 release.
public static readonly Version LUCENE_23 = new Version("LUCENE_23", 2300);
/// Match settings and bugs in Lucene's 2.4 release.
/// This will be removed in 3.0
///
[Obsolete("This will be removed in 3.0 ")]
public static readonly Version LUCENE_24 = new Version("LUCENE_24", 2400);
/// Match settings and bugs in Lucene's 2.9 release.
/// This will be removed in 3.0
///
[Obsolete("This will be removed in 3.0 ")]
public static readonly Version LUCENE_29 = new Version("LUCENE_29", 2900);
private int v;
public Version(System.String name, int v):base(name)
{
this.v = v;
}
public bool OnOrAfter(Version other)
{
return v == 0 || v >= other.v;
}
}
}