| package org.apache.maven.plugin.coreit; |
| |
| /* |
| * 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. |
| */ |
| |
| import org.apache.maven.artifact.Artifact; |
| import org.apache.maven.artifact.factory.ArtifactFactory; |
| import org.apache.maven.artifact.metadata.ArtifactMetadataSource; |
| import org.apache.maven.artifact.repository.ArtifactRepository; |
| import org.apache.maven.artifact.resolver.ArtifactResolver; |
| import org.apache.maven.model.Dependency; |
| import org.apache.maven.plugin.AbstractMojo; |
| import org.apache.maven.plugin.MojoExecutionException; |
| |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.util.LinkedHashSet; |
| import java.util.List; |
| import java.util.Properties; |
| import java.util.Set; |
| |
| /** |
| * Resolves user-specified artifacts transitively. As an additional exercise, the resolution happens in a forked thread |
| * to test access to any shared session state. |
| * |
| * @author Benjamin Bentmann |
| * @goal resolve-transitive |
| */ |
| public class ResolveTransitiveMojo |
| extends AbstractMojo |
| { |
| |
| /** |
| * The local repository. |
| * |
| * @parameter default-value="${localRepository}" |
| * @readonly |
| * @required |
| */ |
| private ArtifactRepository localRepository; |
| |
| /** |
| * The remote repositories of the current Maven project. |
| * |
| * @parameter default-value="${project.remoteArtifactRepositories}" |
| * @readonly |
| * @required |
| */ |
| private List remoteRepositories; |
| |
| /** |
| * The artifact resolver. |
| * |
| * @component |
| */ |
| private ArtifactResolver resolver; |
| |
| /** |
| * The artifact factory. |
| * |
| * @component |
| */ |
| private ArtifactFactory factory; |
| |
| /** |
| * The metadata source. |
| * |
| * @component |
| */ |
| private ArtifactMetadataSource metadataSource; |
| |
| /** |
| * The dependencies to resolve. |
| * |
| * @parameter |
| */ |
| private Dependency[] dependencies; |
| |
| /** |
| * The path to a properties file to store the resolved artifact paths in. |
| * |
| * @parameter |
| */ |
| private File propertiesFile; |
| |
| /** |
| * Runs this mojo. |
| * |
| * @throws MojoExecutionException If the artifacts couldn't be resolved. |
| */ |
| public void execute() |
| throws MojoExecutionException |
| { |
| getLog().info( "[MAVEN-CORE-IT-LOG] Resolving artifacts" ); |
| |
| ResolverThread thread = new ResolverThread(); |
| thread.start(); |
| while ( thread.isAlive() ) |
| { |
| try |
| { |
| thread.join(); |
| } |
| catch ( InterruptedException e ) |
| { |
| e.printStackTrace(); |
| } |
| } |
| |
| if ( thread.error != null ) |
| { |
| throw new MojoExecutionException( "Failed to resolve artifacts: " + thread.error.getMessage(), |
| thread.error ); |
| } |
| |
| if ( propertiesFile != null ) |
| { |
| getLog().info( "[MAVEN-CORE-IT-LOG] Creating properties file " + propertiesFile ); |
| |
| try |
| { |
| propertiesFile.getParentFile().mkdirs(); |
| |
| try ( FileOutputStream fos = new FileOutputStream( propertiesFile ) ) |
| { |
| thread.props.store( fos, "MAVEN-CORE-IT" ); |
| } |
| } |
| catch ( IOException e ) |
| { |
| throw new MojoExecutionException( "Failed to create properties file: " + e.getMessage(), e ); |
| } |
| } |
| } |
| |
| private String getId( Artifact artifact ) |
| { |
| artifact.isSnapshot(); // decouple from MNG-2961 |
| return artifact.getId(); |
| } |
| |
| class ResolverThread |
| extends Thread |
| { |
| |
| Properties props = new Properties(); |
| |
| Exception error; |
| |
| public void run() |
| { |
| if ( dependencies != null ) |
| { |
| try |
| { |
| Set artifacts = new LinkedHashSet(); |
| |
| for ( Dependency dependency : dependencies ) |
| { |
| Artifact artifact = |
| factory.createArtifactWithClassifier( dependency.getGroupId(), dependency.getArtifactId(), |
| dependency.getVersion(), dependency.getType(), |
| dependency.getClassifier() ); |
| |
| getLog().info( |
| "[MAVEN-CORE-IT-LOG] Resolving " + ResolveTransitiveMojo.this.getId( artifact ) ); |
| |
| artifacts.add( artifact ); |
| } |
| |
| Artifact origin = factory.createArtifact( "it", "it", "0.1", null, "pom" ); |
| |
| artifacts = resolver.resolveTransitively( artifacts, origin, remoteRepositories, localRepository, |
| metadataSource ).getArtifacts(); |
| |
| for ( Object artifact1 : artifacts ) |
| { |
| Artifact artifact = (Artifact) artifact1; |
| |
| if ( artifact.getFile() != null ) |
| { |
| props.setProperty( ResolveTransitiveMojo.this.getId( artifact ), |
| artifact.getFile().getPath() ); |
| } |
| |
| getLog().info( "[MAVEN-CORE-IT-LOG] " + artifact.getFile() ); |
| } |
| } |
| catch ( Exception e ) |
| { |
| error = e; |
| } |
| } |
| } |
| } |
| |
| } |