org.eclipse.aether.resolution.ArtifactResolutionException Java Examples

/**
 * this method resolves maven artifact from all configured repositories using the maven coordinates
 *
 * @param artifact - the maven coordinates of the artifact
 * @return {@link Optional} {@link File} pointing to the resolved artifact in local repository
 */
protected Optional<File> resolveArtifact(String artifact) {
    ArtifactRequest artifactRequest = new ArtifactRequest();
    artifactRequest.setArtifact(new org.eclipse.aether.artifact.DefaultArtifact(artifact));
    try {
        ArtifactResult artifactResult = repositorySystem.resolveArtifact(repositorySystemSession, artifactRequest);
        if (artifactResult.isResolved()) {
            getLog().debug("Resolved :" + artifactResult.getArtifact().getArtifactId());
            return Optional.of(artifactResult.getArtifact().getFile());
        } else {
            getLog().error("Unable to resolve:" + artifact);
        }
    } catch (ArtifactResolutionException e) {
        getLog().error("Unable to resolve:" + artifact);
    }

    return Optional.empty();
}
 

public String resolveDevServerJar() {
    String version = getYawpVersion();
    List<RemoteRepository> allRepos = ImmutableList.copyOf(Iterables.concat(getProjectRepos()));

    ArtifactRequest request = new ArtifactRequest(new DefaultArtifact(YAWP_GROUP_ID, YAWP_DEVSERVER_ARTIFACT_ID, "jar", version), allRepos,
            null);

    ArtifactResult result;
    try {
        result = repoSystem.resolveArtifact(repoSession, request);
    } catch (ArtifactResolutionException e) {
        throw new RuntimeException("Could not resolve DevServer artifact in Maven.");
    }

    return result.getArtifact().getFile().getPath();
}
 

@Test
public void testBuildModelWithSnapshotBom_noSnapshotUpdate()
    throws ModelBuildingException, ArtifactResolutionException {
  Model model =
      LinkageMonitor.buildModelWithSnapshotBom(
          system, session, "com.google.cloud:libraries-bom:2.2.1", ImmutableMap.of());
  List<Dependency> dependencies = model.getDependencyManagement().getDependencies();

  assertEquals(
      "There should not be a duplicate",
      dependencies.stream().distinct().count(),
      dependencies.size());

  // This number is different from the number appearing in BOM dashboard because model from
  // buildModelWithSnapshotBom still contains unnecessary artifacts that would be filtered by
  // RepositoryUtility.shouldSkipBomMember
  assertEquals(214, dependencies.size());
}
 

@Override
public Path resolve(final RepositorySystemSession session, final List<RemoteRepository> repositories, final ArtifactName name) {
    final ArtifactResult result;
    try {
        final ArtifactRequest request = new ArtifactRequest();
        final Artifact defaultArtifact = new DefaultArtifact(name.getGroupId(), name.getArtifactId(), name.getClassifier(), name.getPackaging(), name.getVersion());
        request.setArtifact(defaultArtifact);
        request.setRepositories(repositories);
        result = repoSystem.resolveArtifact(session, request);
    } catch (ArtifactResolutionException e) {
        throw new RuntimeException(e.getMessage(), e);
    }
    if (!result.isResolved()) {
        throw new RuntimeException("Failed to resolve artifact " + name);
    }
    final Artifact artifact = result.getArtifact();
    final File artifactFile;
    if (artifact == null || (artifactFile = artifact.getFile()) == null) {
        throw new RuntimeException("Failed to resolve artifact " + name);
    }
    return artifactFile.toPath();
}
 

private File getArtifactFile(DefaultArtifact aetherArtifact) throws MojoExecutionException {

		ArtifactRequest req = new ArtifactRequest().setRepositories(this.repositories).setArtifact(aetherArtifact);
		ArtifactResult resolutionResult;
		try {
			resolutionResult = this.repoSystem.resolveArtifact(this.repoSession, req);

		} catch (ArtifactResolutionException e) {
			throw new MojoExecutionException("Artifact " + aetherArtifact.getArtifactId() + " could not be resolved.",
					e);
		}

		// The file should exists, but we never know.
		File file = resolutionResult.getArtifact().getFile();
		if (file == null || !file.exists()) {
			getLog().warn("Artifact " + aetherArtifact.getArtifactId()
					+ " has no attached file. Its content will not be copied in the target model directory.");
		}

		return file;
	}
 

@Test
public void testGetClassNames_innerClasses()
    throws IOException, ArtifactResolutionException, URISyntaxException {

  ClassPathEntry entry = TestHelper.classPathEntryOfResource(
      "testdata/conscrypt-openjdk-uber-1.4.2.jar");
  ImmutableSet<String> classFileNames = entry.getFileNames();
  Truth.assertThat(classFileNames).containsAtLeast(
      "org.conscrypt.OpenSSLSignature$1",
      "org.conscrypt.OpenSSLContextImpl$TLSv1",
      "org.conscrypt.TrustManagerImpl$1",
      "org.conscrypt.PeerInfoProvider",
      "org.conscrypt.PeerInfoProvider$1",
      "org.conscrypt.ExternalSession$Provider",
      "org.conscrypt.OpenSSLMac");
}
 

@Override
public ModelSource resolveModel(String groupId, String artifactId, String version)
         throws UnresolvableModelException
{
   Artifact pomArtifact = new DefaultArtifact(groupId, artifactId, "", "pom", version);
   try
   {
      final ArtifactRequest request = new ArtifactRequest(pomArtifact, repositories, null);
      pomArtifact = system.resolveArtifact(session, request).getArtifact();

   }
   catch (ArtifactResolutionException e)
   {
      throw new UnresolvableModelException("Failed to resolve POM for " + groupId + ":" + artifactId + ":"
               + version + " due to " + e.getMessage(), groupId, artifactId, version, e);
   }

   final File pomFile = pomArtifact.getFile();

   return new FileModelSource(pomFile);

}
 

@Test
public void testGetClassNames() throws IOException, ArtifactResolutionException {
  // copy into the local repository so we can read the jar file
  Artifact artifact = resolveArtifact("com.google.truth.extensions:truth-java8-extension:1.0.1");
  
  ClassPathEntry entry = new ClassPathEntry(artifact);
  ImmutableSet<String> classFileNames = entry.getFileNames();
  
  Truth.assertThat(classFileNames).containsExactly(
      "com.google.common.truth.IntStreamSubject",
      "com.google.common.truth.LongStreamSubject",
      "com.google.common.truth.OptionalDoubleSubject",
      "com.google.common.truth.OptionalSubject",
      "com.google.common.truth.OptionalIntSubject",
      "com.google.common.truth.OptionalLongSubject",
      "com.google.common.truth.PathSubject",
      "com.google.common.truth.Truth8",
      "com.google.common.truth.StreamSubject");
}
 

/**
 * Uses Aether to retrieve an artifact from the repository.
 *
 * @param coordinates as in groupId:artifactId:version
 * @return the located artifact
 */
Artifact retrieveArtifact(final String coordinates)
{

  final ArtifactRequest request = new ArtifactRequest();
  request.setArtifact(new DefaultArtifact(coordinates));
  request.setRepositories(remoteRepos);

  ArtifactResult result = null;
  try {
    result = repoSystem.resolveArtifact(repoSession, request);
  } catch (final ArtifactResolutionException e) {
    getLog().error("Could not resolve parent artifact (" + coordinates + "): " + e.getMessage());
  }

  if (result != null) {
    return RepositoryUtils.toArtifact(result.getArtifact());
  }
  return null;
}
 

/**
 * Resolves the specified artifact (using the : separated syntax).
 *
 * @param mojo   the mojo
 * @param coords the coordinates ot the artifact to resolve using the : separated syntax -
 *               {@code <groupId>:<artifactId>[:<extension>[:<classifier>]]:<version>}, must not be {@code null}
 * @return the artifact's file if it can be revolved. The file is located in the local maven repository.
 * @throws MojoExecutionException if the artifact cannot be resolved
 */
public static File resolve(AbstractWisdomMojo mojo, String coords) throws MojoExecutionException {
    ArtifactRequest request = new ArtifactRequest();
    request.setArtifact(
            new DefaultArtifact(coords));
    request.setRepositories(mojo.remoteRepos);

    mojo.getLog().info("Resolving artifact " + coords +
            " from " + mojo.remoteRepos);

    ArtifactResult result;
    try {
        result = mojo.repoSystem.resolveArtifact(mojo.repoSession, request);
    } catch (ArtifactResolutionException e) {
        mojo.getLog().error("Cannot resolve " + coords);
        throw new MojoExecutionException(e.getMessage(), e);
    }

    mojo.getLog().info("Resolved artifact " + coords + " to " +
            result.getArtifact().getFile() + " from "
            + result.getRepository());

    return result.getArtifact().getFile();
}
 

/**
 * Resolves the specified artifact (using its GAV, classifier and packaging).
 *
 * @param mojo       the mojo
 * @param groupId    the groupId of the artifact to resolve
 * @param artifactId the artifactId of the artifact to resolve
 * @param version    the version
 * @param type       the type
 * @param classifier the classifier
 * @return the artifact's file if it can be revolved. The file is located in the local maven repository.
 * @throws MojoExecutionException if the artifact cannot be resolved
 */
public static File resolve(AbstractWisdomMojo mojo, String groupId, String artifactId, String version,
                           String type, String classifier) throws MojoExecutionException {
    ArtifactRequest request = new ArtifactRequest();
    request.setArtifact(
            new DefaultArtifact(groupId, artifactId, classifier, type, version));
    request.setRepositories(mojo.remoteRepos);

    mojo.getLog().info("Resolving artifact " + artifactId +
            " from " + mojo.remoteRepos);

    ArtifactResult result;
    try {
        result = mojo.repoSystem.resolveArtifact(mojo.repoSession, request);
    } catch (ArtifactResolutionException e) {
        mojo.getLog().error("Cannot resolve " + groupId + ":" + artifactId + ":" + version + ":" + type);
        throw new MojoExecutionException(e.getMessage(), e);
    }

    mojo.getLog().info("Resolved artifact " + artifactId + " to " +
            result.getArtifact().getFile() + " from "
            + result.getRepository());

    return result.getArtifact().getFile();
}
 

private Path findMain() {
    final LocalRepositoryManager lrm = repositorySystemSession.getLocalRepositoryManager();
    final Artifact artifact = new DefaultArtifact(GAV.GROUP, "component-kitap", "fatjar", "jar", GAV.VERSION);
    final File location = new File(lrm.getRepository().getBasedir(), lrm.getPathForLocalArtifact(artifact));
    if (!location.exists()) {
        final ArtifactRequest artifactRequest =
                new ArtifactRequest().setArtifact(artifact).setRepositories(remoteRepositories);
        try {
            final ArtifactResult result =
                    repositorySystem.resolveArtifact(repositorySystemSession, artifactRequest);
            if (result.isMissing()) {
                throw new IllegalStateException("Can't find " + artifact);
            }
            return result.getArtifact().getFile().toPath();
        } catch (final ArtifactResolutionException e) {
            throw new IllegalStateException(e.getMessage(), e);
        }
    }
    return location.toPath();
}
 

/**
 * this method resolves maven artifact from all configured repositories using the maven coordinates
 *
 * @param artifact - the maven coordinates of the artifact
 * @return {@link Optional} {@link File} pointing to the resolved artifact in local repository
 */
protected Optional<File> resolveArtifact(String artifact) {
    ArtifactRequest artifactRequest = new ArtifactRequest();
    artifactRequest.setArtifact(new org.eclipse.aether.artifact.DefaultArtifact(artifact));
    try {
        ArtifactResult artifactResult = repositorySystem.resolveArtifact(repositorySystemSession, artifactRequest);
        if (artifactResult.isResolved()) {
            getLog().debug("Resolved :" + artifactResult.getArtifact().getArtifactId());
            return Optional.of(artifactResult.getArtifact().getFile());
        } else {
            getLog().error("Unable to resolve:" + artifact);
        }
    } catch (ArtifactResolutionException e) {
        getLog().error("Unable to resolve:" + artifact);
    }

    return Optional.empty();
}
 

@Override
public Optional<ArtifactResult> load(ArtifactCoordinates coordinates) throws Exception {
  Artifact artifact = new DefaultArtifact(coordinates.toString());

  ArtifactRequest artifactRequest = new ArtifactRequest();
  artifactRequest.setArtifact(artifact);
  artifactRequest.setRepositories(this.remoteProjectRepos);

  ArtifactResult artifactResult;
  try {
    artifactResult = this.repoSystem.resolveArtifact(this.repoSession, artifactRequest);
  } catch (ArtifactResolutionException e) {
    // must not throw the error or log as an error since this is an expected behavior
    artifactResult = null;
  }

  return Optional.fromNullable(artifactResult);
}
 

public Path get(@NotNull String groupName, @NotNull String artifactName, @NotNull String version, @NotNull String artifactFileExtension) {
    Artifact artifact = new DefaultArtifact(groupName, artifactName, artifactFileExtension, version);

    RepositorySystem system = newRepositorySystem();
    RepositorySystemSession session = newRepositorySystemSession(system);

    ArtifactRequest request = new ArtifactRequest();
    request.setArtifact(artifact);
    request.setRepositories(repositories(system, session));

    try {
        ArtifactResult artifactResult = system.resolveArtifact(session, request);

        artifact = artifactResult.getArtifact();

        Log.info(artifact + " resolved to  " + artifact.getFile());

        return artifact.getFile().toPath();

    } catch (ArtifactResolutionException e) {
        throw new RuntimeException(format("Couldn't resolve a '%s' artifact for '%s:%s:%s'",
                artifactFileExtension, groupName, artifactName, version
        ), e);
    }
}
 

private File resolveArtifactFile(ArtifactSpec spec) {
    ArtifactRequest request = new ArtifactRequest();
    request.setArtifact(artifact(spec));

    remoteRepositories.forEach(request::addRepository);

    try {
        ArtifactResult artifactResult = repoSystem.resolveArtifact(session, request);

        return artifactResult.isResolved()
                ? artifactResult.getArtifact().getFile()
                : null;
    } catch (ArtifactResolutionException e) {
        e.printStackTrace();
        return null;
    }
}
 

@Override
public ArtifactSpec resolve(ArtifactSpec spec) {
    if (spec.file == null) {
        final DefaultArtifact artifact = new DefaultArtifact(spec.groupId(), spec.artifactId(), spec.classifier(),
                typeToExtension(spec.type()), spec.version(), new DefaultArtifactType(spec.type()));

        final LocalArtifactResult localResult = this.session.getLocalRepositoryManager()
                .find(this.session, new LocalArtifactRequest(artifact, this.remoteRepositories, null));
        if (localResult.isAvailable()) {
            spec.file = localResult.getFile();
        } else {
            try {
                final ArtifactResult result = resolver.resolveArtifact(this.session,
                        new ArtifactRequest(artifact, this.remoteRepositories, null));
                if (result.isResolved()) {
                    spec.file = result.getArtifact().getFile();
                }
            } catch (ArtifactResolutionException e) {
                e.printStackTrace();
            }
        }
    }

    return spec.file != null ? spec : null;
}
 

@Test
public void resolveArtifactsAndDependencies() throws DependencyResolutionException, ArtifactResolutionException {
    DependencyResolverFactory factory = new DependencyResolverFactory();
    DependencyResolver resolver = factory.get();

    Map<String, List<Artifact>> sets = resolver.resolveDependencySets("org.eclipse.aether:aether-util:[0,)", "org.eclipse.aether:aether-spi");

    int i = 0;
    for (Map.Entry<String, List<Artifact>> set : sets.entrySet()) {
        logger.debug("{}", i++);
        List<File> results = resolver.resolveArtifactsAndDependencies(set.getValue());

        logger.debug(set.getKey());

        for (File result : results) {
            logger.debug("{}", result);
        }
    }
}
 

public List<ArtifactDescriptor> download(List<ArtifactInfo> unresolvedArtifacts) throws IOException {
  var repositories = this.remoteRepositories;
  var artifactRequests = unresolvedArtifacts.stream()
      .map(dependency -> {
        ArtifactRequest artifactRequest = new ArtifactRequest();
        artifactRequest.setArtifact(dependency.artifact);
        artifactRequest.setRepositories(repositories);
        return artifactRequest;
      })
      .collect(Collectors.toUnmodifiableList());

  List<ArtifactResult> artifactResults;
  try {
    artifactResults = system.resolveArtifacts(session, artifactRequests);
  } catch (ArtifactResolutionException e) {
    throw new IOException(e);
  }
  
  return artifactResults.stream()
    .map(result -> new ArtifactDescriptor(result.getArtifact()))
    .collect(Collectors.toUnmodifiableList());
}
 

private File resolve(final String group, final String artifact, final String version, final String classifier) {
    final DefaultArtifact art = new DefaultArtifact(group, artifact, classifier, "jar", version);
    final ArtifactRequest artifactRequest = new ArtifactRequest().setArtifact(art).setRepositories(remoteRepositories);

    final LocalRepositoryManager lrm = session.getLocalRepositoryManager();
    art.setFile(new File(lrm.getRepository().getBasedir(), lrm.getPathForLocalArtifact(artifactRequest.getArtifact())));

    try {
        final ArtifactResult result = repositorySystem.resolveArtifact(session, artifactRequest);
        if (result.isMissing()) {
            throw new IllegalStateException("Can't find commons-cli, please add it to the pom.");
        }
        return result.getArtifact().getFile();
    } catch (final ArtifactResolutionException e) {
        throw new IllegalStateException(e.getMessage(), e);
    }
}
 

/**
 * Prepare a plain import process
 * <p>
 * Prepare a simple import request with a specific list of coordinates
 * </p>
 */
public static AetherResult preparePlain ( final Path tmpDir, final ImportConfiguration cfg ) throws ArtifactResolutionException
{
    Objects.requireNonNull ( tmpDir );
    Objects.requireNonNull ( cfg );

    final RepositoryContext ctx = new RepositoryContext ( tmpDir, cfg.getRepositoryUrl (), cfg.isAllOptional () );

    // extend

    final List<ArtifactRequest> requests = extendRequests ( cfg.getCoordinates ().stream ().map ( c -> {
        final DefaultArtifact artifact = new DefaultArtifact ( c.toString () );
        return makeRequest ( ctx.getRepositories (), artifact );
    } ), ctx, cfg );

    // process

    return asResult ( resolve ( ctx, requests ), cfg, empty () );
}
 

private List<PinpointPluginTestInstance> createCasesWithDependencies(PinpointPluginTestContext context) throws ArtifactResolutionException, DependencyResolutionException {
    List<PinpointPluginTestInstance> cases = new ArrayList<PinpointPluginTestInstance>();

    DependencyResolver resolver = getDependencyResolver(repositories);
    Map<String, List<Artifact>> dependencyCases = resolver.resolveDependencySets(dependencies);

    for (Map.Entry<String, List<Artifact>> dependencyCase : dependencyCases.entrySet()) {
        List<String> libs = new ArrayList<String>();

        for (File lib : resolver.resolveArtifactsAndDependencies(dependencyCase.getValue())) {
            libs.add(lib.getAbsolutePath());
        }

        if (testOnSystemClassLoader) {
            cases.add(new NormalPluginTestCase(context, dependencyCase.getKey(), libs, true));
        }

        if (testOnChildClassLoader) {
            cases.add(new NormalPluginTestCase(context, dependencyCase.getKey(), libs, false));
        }
    }

    return cases;
}
 

/**
 * Process the actual import request
 * <p>
 * This method takes the import configuration as is and simply tries to
 * import it. Not manipulating the list of coordinates any more
 * </p>
 */
public static Collection<ArtifactResult> processImport ( final Path tmpDir, final ImportConfiguration cfg ) throws ArtifactResolutionException
{
    Objects.requireNonNull ( tmpDir );
    Objects.requireNonNull ( cfg );

    final RepositoryContext ctx = new RepositoryContext ( tmpDir, cfg.getRepositoryUrl () );

    final Collection<ArtifactRequest> requests = new LinkedList<> ();

    for ( final MavenCoordinates coords : cfg.getCoordinates () )
    {
        // main artifact

        final DefaultArtifact main = new DefaultArtifact ( coords.toString () );
        requests.add ( makeRequest ( ctx.getRepositories (), main ) );
    }

    // process

    return ctx.getSystem ().resolveArtifacts ( ctx.getSession (), requests );
}
 

private Path fetchDependency(final String artifactIdentifier) throws MojoExecutionException {
    ArtifactRequest request = new ArtifactRequest();
    final DefaultArtifact artifact = new DefaultArtifact(artifactIdentifier);
    request.setArtifact(artifact);
    request.setRepositories(remoteRepos);

    LogProvider.debug("Resolving artifact " + artifact + " from " + remoteRepos);

    ArtifactResult result;
    try {
        result = repoSystem.resolveArtifact(repoSession, request);
    } catch (ArtifactResolutionException e) {
        throw new MojoExecutionException(e.getMessage(), e);
    }

    LogProvider.debug("Resolved artifact " + artifact + " to " + result.getArtifact().getFile() + " from " + result.getRepository());
    return result.getArtifact().getFile().toPath();
}
 

public AbstractPinpointPluginTestSuite(Class<?> testClass) throws InitializationError, ArtifactResolutionException, DependencyResolutionException {
    super(testClass, Collections.<Runner> emptyList());

    PinpointAgent agent = testClass.getAnnotation(PinpointAgent.class);
    this.agentJar = resolveAgentPath(agent);

    PinpointConfig config = testClass.getAnnotation(PinpointConfig.class);
    this.configFile = config == null ? null : resolveConfigFileLocation(config.value());

    PinpointProfile profile = testClass.getAnnotation(PinpointProfile.class);
    this.profile = resolveProfile(profile);

    JvmArgument jvmArgument = testClass.getAnnotation(JvmArgument.class);
    this.jvmArguments = getJvmArguments(jvmArgument);

    JvmVersion jvmVersion = testClass.getAnnotation(JvmVersion.class);
    this.jvmVersions = jvmVersion == null ? new int[] { NO_JVM_VERSION } : jvmVersion.value();

    ImportPlugin importPlugin = testClass.getAnnotation(ImportPlugin.class);
    this.importPluginIds = getImportPlugin(importPlugin);

    this.requiredLibraries = getClassPathList(REQUIRED_CLASS_PATHS);
    this.mavenDependencyLibraries = getClassPathList(MAVEN_DEPENDENCY_CLASS_PATHS);
    this.testClassLocation = resolveTestClassLocation(testClass);
    this.debug = isDebugMode();
}
 

private RepositorySystem newRepositorySystem() {

		RepositorySystem repoSystem = new DefaultRepositorySystem() {
			@Override
			public ArtifactResult resolveArtifact( RepositorySystemSession session, ArtifactRequest request )
			throws ArtifactResolutionException {

				ArtifactResult res = new ArtifactResult( request );
				Artifact mavenArtifact = ResolveMojoTest.this.artifactIdToArtifact.get( request.getArtifact().getArtifactId());
				if( mavenArtifact == null )
					throw new ArtifactResolutionException( new ArrayList<ArtifactResult>( 0 ), "Error in test wrapper and settings." );

				org.eclipse.aether.artifact.DefaultArtifact art =
						new org.eclipse.aether.artifact.DefaultArtifact(
								"groupId", "artifactId", "classifier", "extension", "version",
								null, mavenArtifact.getFile());

				res.setArtifact( art );
				return res;
			}
		};

		return repoSystem;
	}
 

private File resolveArtifactFile(org.eclipse.aether.artifact.Artifact aetherArtifact) throws MojoExecutionException {
    ArtifactRequest req = new ArtifactRequest().setRepositories(this.repositories).setArtifact(aetherArtifact);
    ArtifactResult resolutionResult = null;
    
    try {
        resolutionResult = this.repositorySystem.resolveArtifact(this.repoSession, req);
        if (!resolutionResult.isResolved()) {
            throw new MojoExecutionException("Unable to resolve artifact: " + aetherArtifact.getGroupId() + ":"
                    + aetherArtifact.getArtifactId() + ":" + aetherArtifact.getVersion());
        }
    } catch (ArtifactResolutionException e) {
        throw new MojoExecutionException("Unable to resolve artifact: " + aetherArtifact.getGroupId() + ":"
                + aetherArtifact.getArtifactId() + ":" + aetherArtifact.getVersion(), e);
    }
    
    File artifactFile = resolutionResult.getArtifact().getFile();
    
    return artifactFile;
}
 

public PinpointPluginTestSuite(Class<?> testClass, boolean sharedProcess) throws InitializationError, ArtifactResolutionException, DependencyResolutionException {
    super(testClass);

    OnClassLoader onClassLoader = testClass.getAnnotation(OnClassLoader.class);
    this.testOnChildClassLoader = onClassLoader == null ? true : onClassLoader.child();
    this.testOnSystemClassLoader = onClassLoader == null ? false : onClassLoader.system();

    Dependency deps = testClass.getAnnotation(Dependency.class);
    this.dependencies = deps == null ? null : deps.value();

    TestRoot lib = testClass.getAnnotation(TestRoot.class);

    if (lib == null) {
        this.libraryPath = null;
        this.librarySubDirs = null;
    } else {
        String path = lib.value();

        if (path.isEmpty()) {
            path = lib.path();
        }

        this.libraryPath = path;
        this.librarySubDirs = lib.libraryDir();
    }

    if (deps != null && lib != null) {
        throw new IllegalArgumentException("@Dependency and @TestRoot can not annotate a class at the same time");
    }

    Repository repos = testClass.getAnnotation(Repository.class);
    this.repositories = repos == null ? new String[0] : repos.value();
    this.sharedProcess = sharedProcess;
}
 

@Override
public ArtifactSpec resolve(ArtifactSpec spec) {
    if (spec.file == null) {
        final DefaultArtifact artifact = new DefaultArtifact(spec.groupId(), spec.artifactId(), spec.classifier(),
                spec.type(), spec.version());

        final LocalArtifactResult localResult = this.session.getLocalRepositoryManager()
                .find(this.session, new LocalArtifactRequest(artifact, this.remoteRepositories, null));
        if (localResult.isAvailable()) {
            spec.file = localResult.getFile();
        } else {
            try {
                final ArtifactResult result = resolver.resolveArtifact(this.session,
                        new ArtifactRequest(artifact,
                                this.remoteRepositories,
                                null));
                if (result.isResolved()) {
                    spec.file = result.getArtifact().getFile();
                }
            } catch (ArtifactResolutionException e) {
                System.err.println("ERR " + e);
                e.printStackTrace();
            }
        }
    }

    return spec.file != null ? spec : null;

}
 

private void downloadSources(Artifact artifact, Path project, Prebuilt library)
    throws IOException {
  Artifact srcs = new SubArtifact(artifact, "sources", "jar");
  try {
    Path relativePath = resolveArtifact(srcs, project);
    library.setSourceJar(relativePath);
  } catch (ArtifactResolutionException e) {
    System.err.println("Skipping sources for: " + srcs);
  }
}