1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, 13 * software distributed under the License is distributed on an 14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 * KIND, either express or implied. See the License for the 16 * specific language governing permissions and limitations 17 * under the License. 18 */ 19 package org.apache.maven.rtinfo; 20 21 /** 22 * Provides information about the current Maven runtime. 23 * 24 * @since 3.0.2 25 */ 26 public interface RuntimeInformation { 27 28 /** 29 * Retrieves the current Maven version, for example "3.0.2". 30 * 31 * @return The current Maven version or an empty string if unknown, never {@code null}. 32 */ 33 String getMavenVersion(); 34 35 /** 36 * Checks whether the current Maven runtime matches the specified version range. A version range can either use the 37 * usual mathematical syntax "[2.0.10,2.1.0),[3.0,)" or use a single version "2.2.1". The latter is a short form for 38 * "[2.2.1,)", i.e. denotes the minimum version required. 39 * 40 * @param versionRange The version range to match the current Maven runtime against, must not be {@code null}. 41 * @return {@code true} if the current Maven runtime matches the specified version range, {@code false} otherwise. 42 * @throws IllegalArgumentException If the specified version range is {@code null}, empty or otherwise not a valid 43 * version specification. 44 */ 45 boolean isMavenVersion(String versionRange); 46 }