@Override
    public void artifactInstalling(RepositoryEvent event) {
        logger.info("Installing {} to {}", event.getArtifact().getFile(), event.getFile());
    }

    @Override
    public void metadataInstalling(RepositoryEvent event) {
        logger.debug("Installing {} to {}", event.getMetadata(), event.getFile());
    }

    @Override
    public void metadataResolved(RepositoryEvent event) {

    }

    @Override
    public File getFile() {
        done = true;
        return super.getFile();
    }

    @Override
    public void close() throws IOException {
        try {
            super.close();
        } finally {
            if (!isInMemory() && !done) {
                final File file = super.getFile();
                if (file != null) {
                    try {

     * <p>
     * Visible for testing.
     */
    static boolean isLocalRepositoryArtifactOrMissing(RepositorySystemSession session, Artifact artifact) {
        return artifact.getFile() == null
                || artifact.getFile()
                        .getPath()
                        .startsWith(session.getLocalRepository().getBasedir().getPath());
    }

    /**

        assertEquals(
                p.getActivation().getFile().getExists(),
                clone.getActivation().getFile().getExists());
        assertEquals(
                p.getActivation().getFile().getMissing(),
                clone.getActivation().getFile().getMissing());
        assertEquals(
                p.getActivation().getProperty().getName(),

                        reactorProject.getArtifact().getFile());
            }

            Map<String, Artifact> map = new HashMap<>();
            for (Artifact artifact : resolvedArtifacts) {
                /**
                 * MNG-6300: resolvedArtifacts can be cache result; this ensures reactor files are always up-to-date
                 * During lifecycle the Artifact.getFile() can change from target/classes to the actual jar.

        wagonManager.getArtifact(artifact, repo, null, false);

        assertTrue(artifact.getFile().exists());
        assertEquals("expected", FileUtils.fileRead(artifact.getFile(), "UTF-8"));
    }

    private Artifact createTestPomArtifact(String directory) throws IOException {
        File testData = getTestFile(directory);

            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) {

        this.builder = builder;
    }

    @SuppressWarnings("deprecation")
    public void injectTransformedArtifacts(RepositorySystemSession session, MavenProject project) throws IOException {
        if (project.getFile() == null) {
            // If there is no build POM there is no reason to inject artifacts for the consumer POM.
            return;
        }
        if (Features.buildConsumer(session.getUserProperties())) {

    }

    @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) {

                boolean resolveManagedVersions,
                ArtifactRepository localRepository,
                List<ArtifactRepository> remoteRepositories) {
            File file = artifact.getFile();
            this.artifact = ArtifactUtils.copyArtifact(artifact);
            if ("pom".equals(artifact.getType()) && file != null) {
                pomHash = file.getPath().hashCode() + file.lastModified();