001package org.apache.maven.resolver.examples; 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 org.apache.maven.resolver.examples.util.Booter; 023import org.eclipse.aether.DefaultRepositorySystemSession; 024import org.eclipse.aether.RepositorySystem; 025import org.eclipse.aether.artifact.Artifact; 026import org.eclipse.aether.artifact.DefaultArtifact; 027import org.eclipse.aether.repository.RepositoryPolicy; 028import org.eclipse.aether.resolution.ArtifactRequest; 029import org.eclipse.aether.resolution.ArtifactResult; 030 031/** 032 * Resolves a single artifact. 033 */ 034public class ResolveArtifact 035{ 036 037 /** 038 * Main. 039 * @param args 040 * @throws Exception 041 */ 042 public static void main( String[] args ) 043 throws Exception 044 { 045 System.out.println( "------------------------------------------------------------" ); 046 System.out.println( ResolveArtifact.class.getSimpleName() ); 047 048 RepositorySystem system = Booter.newRepositorySystem( Booter.selectFactory( args ) ); 049 050 DefaultRepositorySystemSession session = Booter.newRepositorySystemSession( system ); 051 052 Artifact artifact; 053 ArtifactRequest artifactRequest; 054 ArtifactResult artifactResult; 055 056 // artifact 057 artifact = new DefaultArtifact( "org.apache.maven.resolver:maven-resolver-util:1.3.3" ); 058 059 artifactRequest = new ArtifactRequest(); 060 artifactRequest.setArtifact( artifact ); 061 artifactRequest.setRepositories( Booter.newRepositories( system, session ) ); 062 063 artifactResult = system.resolveArtifact( session, artifactRequest ); 064 065 artifact = artifactResult.getArtifact(); 066 067 System.out.println( artifact + " resolved to " + artifact.getFile() ); 068 069 // signature 070 session.setChecksumPolicy( RepositoryPolicy.CHECKSUM_POLICY_FAIL ); 071 072 artifact = new DefaultArtifact( "org.apache.maven.resolver:maven-resolver-util:jar.asc:1.3.3" ); 073 074 artifactRequest = new ArtifactRequest(); 075 artifactRequest.setArtifact( artifact ); 076 artifactRequest.setRepositories( Booter.newRepositories( system, session ) ); 077 078 artifactResult = system.resolveArtifact( session, artifactRequest ); 079 080 artifact = artifactResult.getArtifact(); 081 082 System.out.println( artifact + " resolved signature to " + artifact.getFile() ); 083 } 084 085}