this.project = project;

        artifact.setFile(project.getArtifact().getFile());
        artifact.setResolved(true);
    }

    /** {@inheritDoc} */
    public File getFile() {
        // we need to get the latest file for the project, not the artifact that was created at one point in time
        return project.getArtifact().getFile();
    }

    /** {@inheritDoc} */
    public String getGroupId() {

            if (metadata instanceof ProjectArtifactMetadata) {
                org.eclipse.aether.artifact.Artifact pomArtifact = new SubArtifact(mainArtifact, "", "pom");
                pomArtifact = pomArtifact.setFile(((ProjectArtifactMetadata) metadata).getFile());
                request.addArtifact(pomArtifact);
            } else if (metadata instanceof SnapshotArtifactRepositoryMetadata
                    || metadata instanceof ArtifactRepositoryMetadata) {

        File file = new File(getRepository().getBasedir(), path);

        LocalArtifactResult result = new LocalArtifactResult(request);
        if (file.isFile()) {
            result.setFile(file);
            result.setAvailable(true);
        }

        return result;
    }

    public void add(RepositorySystemSession session, LocalArtifactRegistration request) {
        // noop
    }

                plugin.getVersion(),
                null,
                "maven-plugin",
                null,
                new PluginArtifactHandler());
        this.plugin = plugin;
        setFile(pluginArtifact.getFile());
        setResolved(true);
    }

    public List<Dependency> getDependencies() {
        return plugin.getDependencies();
    }

    public List<Dependency> getManagedDependencies() {

        Artifact a = createArtifact("a", "0.0.1-SNAPSHOT");
        File file = new File(localRepository.getBasedir(), localRepository.pathOf(a));
        file.delete();
        a.setFile(file);

        File touchFile = updateCheckManager.getTouchfile(a);
        touchFile.delete();

        assertTrue(updateCheckManager.isUpdateRequired(a, remoteRepository));

        file.getParentFile().mkdirs();

        // We need to set the file here or the resolver will fail with an NPE, not fully equipped to deal
        // with multiple local repository implementations yet.
        artifact.setFile(artifactFile);

        return artifact;
    }

    @Override
    public String getId() {
        return localRepository.getId();
    }

    @Override

            for (MavenProject project : session.getMavenSession().getAllProjects()) {
                if (id.equals(id(project.getArtifact()))
                        && project.getArtifact().getFile() != null) {
                    return Optional.of(project.getArtifact().getFile().toPath());
                }
            }
        }
        Path path = paths.get(id);
        if (path == null && artifact instanceof DefaultArtifact) {

        if (recessive.getVersioning() != null) {
            metadata = metadata.withVersioning(recessive.getVersioning());
        }
    }

    @Deprecated
    @Override
    public MavenMetadata setFile(File file) {
        return new PluginsMetadata(pluginInfo, file.toPath(), timestamp);
    }

    @Override
    public MavenMetadata setPath(Path path) {
        return new PluginsMetadata(pluginInfo, path, timestamp);

                project.getVersion(),
                null,
                "pom",
                null,
                new PomArtifactHandler());
        this.project = project;
        setFile(project.getFile());
        setResolved(true);
    }

    public MavenProject getProject() {
        return project;
    }

    public List<Dependency> getDependencies() {

    }

    @Override
    public boolean isResolved() {
        return getFile() != null;
    }

    @Override
    public void setFile(File file) {
        throw new UnsupportedOperationException("transformed artifact file cannot be set");
    }

    @Override
    public synchronized File getFile() {
        try {
            String state = mayUpdate();
            if (state == null) {