|
| 1 | +package com.diffplug.spotless.cli.provisioner; |
| 2 | + |
| 3 | +import com.diffplug.spotless.Provisioner; |
| 4 | +import org.apache.maven.repository.internal.MavenRepositorySystemUtils; |
| 5 | +import org.eclipse.aether.DefaultRepositorySystemSession; |
| 6 | +import org.eclipse.aether.RepositorySystem; |
| 7 | +import org.eclipse.aether.RepositorySystemSession; |
| 8 | +import org.eclipse.aether.artifact.Artifact; |
| 9 | +import org.eclipse.aether.artifact.DefaultArtifact; |
| 10 | +import org.eclipse.aether.collection.CollectRequest; |
| 11 | +import org.eclipse.aether.connector.basic.BasicRepositoryConnectorFactory; |
| 12 | +import org.eclipse.aether.graph.Dependency; |
| 13 | +import org.eclipse.aether.impl.DefaultServiceLocator; |
| 14 | +import org.eclipse.aether.repository.LocalRepository; |
| 15 | +import org.eclipse.aether.repository.RemoteRepository; |
| 16 | +import org.eclipse.aether.resolution.ArtifactRequest; |
| 17 | +import org.eclipse.aether.resolution.ArtifactResult; |
| 18 | +import org.eclipse.aether.resolution.DependencyRequest; |
| 19 | +import org.eclipse.aether.resolution.DependencyResult; |
| 20 | +import org.eclipse.aether.spi.connector.RepositoryConnectorFactory; |
| 21 | +import org.eclipse.aether.spi.connector.transport.TransporterFactory; |
| 22 | +import org.eclipse.aether.transport.http.HttpTransporterFactory; |
| 23 | +import org.eclipse.aether.util.artifact.JavaScopes; |
| 24 | +import org.eclipse.aether.util.filter.DependencyFilterUtils; |
| 25 | + |
| 26 | +import java.io.File; |
| 27 | +import java.nio.file.Path; |
| 28 | +import java.util.Collection; |
| 29 | +import java.util.LinkedHashSet; |
| 30 | +import java.util.List; |
| 31 | +import java.util.Set; |
| 32 | + |
| 33 | +public class DynamicMavenResolverPublisher implements Provisioner { |
| 34 | + |
| 35 | + public static final List<RemoteRepository> DEFAULT_REMOTE_REPOSITORIES = List.of( |
| 36 | + new RemoteRepository.Builder("central", "default", "https://repo1.maven.org/maven2/").build() |
| 37 | + ); |
| 38 | + |
| 39 | + public static final Path DEFAULT_LOCAL_MAVEN_REPO = defaultLocalMavenRepo(); |
| 40 | + |
| 41 | + private final List<RemoteRepository> remoteRepositories; |
| 42 | + |
| 43 | + private final Path localMavenRepo; |
| 44 | + |
| 45 | + public DynamicMavenResolverPublisher(List<RemoteRepository> remoteRepositories, Path localMavenRepo) { |
| 46 | + this.remoteRepositories = remoteRepositories; |
| 47 | + this.localMavenRepo = localMavenRepo; |
| 48 | + } |
| 49 | + |
| 50 | + private static Path defaultLocalMavenRepo() { |
| 51 | + // 1) Respect standard Maven override if present |
| 52 | + String explicit = System.getProperty("maven.repo.local"); |
| 53 | + if (explicit != null && !explicit.isBlank()) { |
| 54 | + return Path.of(explicit); |
| 55 | + } |
| 56 | + |
| 57 | + // 2) Maven's default: ${user.home}/.m2/repository |
| 58 | + String userHome = System.getProperty("user.home"); |
| 59 | + return Path.of(userHome, ".m2", "repository"); |
| 60 | + } |
| 61 | + |
| 62 | + private RepositorySystem newRepositorySystem() { |
| 63 | + DefaultServiceLocator locator = MavenRepositorySystemUtils.newServiceLocator(); |
| 64 | + locator.addService(RepositoryConnectorFactory.class, BasicRepositoryConnectorFactory.class); |
| 65 | + locator.addService(TransporterFactory.class, HttpTransporterFactory.class); |
| 66 | + return locator.getService(RepositorySystem.class); |
| 67 | + } |
| 68 | + |
| 69 | + private RepositorySystemSession newSession(RepositorySystem system) { |
| 70 | + DefaultRepositorySystemSession session = MavenRepositorySystemUtils.newSession(); |
| 71 | + LocalRepository localRepo = new LocalRepository(localMavenRepo.toFile()); |
| 72 | + session.setLocalRepositoryManager(system.newLocalRepositoryManager(session, localRepo)); |
| 73 | + return session; |
| 74 | + } |
| 75 | + |
| 76 | + @Override |
| 77 | + public Set<File> provisionWithTransitives(boolean withTransitives, Collection<String> mavenCoordinates) { |
| 78 | + RepositorySystem repositorySystem = newRepositorySystem(); |
| 79 | + RepositorySystemSession repositorySystemSession = newSession(repositorySystem); |
| 80 | + Set<File> jarFiles = new LinkedHashSet<>(); |
| 81 | + |
| 82 | + for (String coord : mavenCoordinates) { |
| 83 | + Artifact artifact = new DefaultArtifact(coord); |
| 84 | + |
| 85 | + try { |
| 86 | + if (withTransitives) { |
| 87 | + // Resolve full dependency graph |
| 88 | + CollectRequest collectRequest = new CollectRequest(); |
| 89 | + collectRequest.setRoot(new Dependency(artifact, JavaScopes.RUNTIME)); |
| 90 | + remoteRepositories.forEach(collectRequest::addRepository); |
| 91 | + |
| 92 | + DependencyRequest dependencyRequest = |
| 93 | + new DependencyRequest(collectRequest, DependencyFilterUtils.classpathFilter(JavaScopes.RUNTIME)); |
| 94 | + |
| 95 | + DependencyResult result = repositorySystem.resolveDependencies(repositorySystemSession, dependencyRequest); |
| 96 | + |
| 97 | + result.getArtifactResults().forEach(r -> { |
| 98 | + File f = r.getArtifact().getFile(); |
| 99 | + if (f != null) jarFiles.add(f); |
| 100 | + }); |
| 101 | + |
| 102 | + } else { |
| 103 | + // Resolve just the main artifact |
| 104 | + ArtifactRequest request = new ArtifactRequest(); |
| 105 | + request.setArtifact(artifact); |
| 106 | + remoteRepositories.forEach(request::addRepository); |
| 107 | + |
| 108 | + ArtifactResult result = repositorySystem.resolveArtifact(repositorySystemSession, request); |
| 109 | + jarFiles.add(result.getArtifact().getFile()); |
| 110 | + } |
| 111 | + |
| 112 | + } catch (Exception e) { |
| 113 | + throw new RuntimeException("Failed to resolve: " + coord, e); |
| 114 | + } |
| 115 | + } |
| 116 | + |
| 117 | + return jarFiles; |
| 118 | + } |
| 119 | + |
| 120 | +} |
0 commit comments