001package org.apache.maven.tools.plugin.extractor; 002 003/* 004 * Licensed to the Apache Software Foundation (ASF) under one 005 * or more contributor license agreements. See the NOTICE file 006 * distributed with this work for additional information 007 * regarding copyright ownership. The ASF licenses this file 008 * to you under the Apache License, Version 2.0 (the 009 * "License"); you may not use this file except in compliance 010 * with the License. You may obtain a copy of the License at 011 * 012 * http://www.apache.org/licenses/LICENSE-2.0 013 * 014 * Unless required by applicable law or agreed to in writing, 015 * software distributed under the License is distributed on an 016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 017 * KIND, either express or implied. See the License for the 018 * specific language governing permissions and limitations 019 * under the License. 020 */ 021 022import java.util.Comparator; 023 024/** 025 * Comparator of {@link MojoDescriptorExtractor} by {@link MojoDescriptorExtractor#getGroupKey()}. 026 * 027 * @since TBD 028 */ 029public class MojoDescriptorExtractorComparator 030 implements Comparator<MojoDescriptorExtractor> 031{ 032 public static final MojoDescriptorExtractorComparator INSTANCE = new MojoDescriptorExtractorComparator(); 033 034 @Override 035 public int compare( MojoDescriptorExtractor o1, MojoDescriptorExtractor o2 ) 036 { 037 return o1.getGroupKey().compareTo( o2.getGroupKey() ); 038 } 039}