1 package org.apache.maven.rtinfo; 2 3 /* 4 * Licensed to the Apache Software Foundation (ASF) under one 5 * or more contributor license agreements. See the NOTICE file 6 * distributed with this work for additional information 7 * regarding copyright ownership. The ASF licenses this file 8 * to you under the Apache License, Version 2.0 (the 9 * "License"); you may not use this file except in compliance 10 * with the License. You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, 15 * software distributed under the License is distributed on an 16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 17 * KIND, either express or implied. See the License for the 18 * specific language governing permissions and limitations 19 * under the License. 20 */ 21 22 /** 23 * Provides information about the current Maven runtime. 24 * 25 * @since 3.0.2 26 */ 27 public interface RuntimeInformation 28 { 29 30 /** 31 * Retrieves the current Maven version, for example "3.0.2". 32 * 33 * @return The current Maven version or an empty string if unknown, never {@code null}. 34 */ 35 String getMavenVersion(); 36 37 /** 38 * Checks whether the current Maven runtime matches the specified version range. A version range can either use the 39 * 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 40 * "[2.2.1,)", i.e. denotes the minimum version required. 41 * 42 * @param versionRange The version range to match the current Maven runtime against, must not be {@code null}. 43 * @return {@code true} if the current Maven runtime matches the specified version range, {@code false} otherwise. 44 * @throws IllegalArgumentException If the specified version range is {@code null}, empty or otherwise not a valid 45 * version specification. 46 */ 47 boolean isMavenVersion( String versionRange ); 48 49 }