// here and be safe. jvz.
        // ----------------------------------------------------------------------------

        try {
            Files.createDirectories(destination.toPath().getParent());
            Files.copy(file.toPath(), destination.toPath());
        } catch (IOException e) {
            throw new RepositoryMetadataStoreException("Error copying POM to the local repository.", e);
        }
    }

    }

    public void merge(File current, File result) throws RepositoryException {
        try {
            if (current.exists()) {
                Files.createDirectories(result.toPath().getParent());
                Files.copy(current.toPath(), result.toPath());
            }
            ArtifactRepository localRepo = new MetadataRepository(result);
            metadata.storeInLocalRepository(localRepo, localRepo);
            merged = true;

                File remoteFile = new File(basedir, path(download.getArtifact()));
                try {
                    Path dest = download.getFile().toPath();
                    Files.createDirectories(dest.getParent());
                    Files.copy(remoteFile.toPath(), dest);
                } catch (IOException e) {
                    if (!remoteFile.exists()) {

    @Nonnull
    @Override
    public String getType() {
        return repository.getContentType();
    }

    @Nonnull
    @Override
    public Path getPath() {
        return repository.getBasedir().toPath();
    }

        assertTrue(globalSettingsFile.isFile(), globalSettingsFile.getAbsolutePath());

        try (InputStream is = Files.newInputStream(globalSettingsFile.toPath())) {
            new SettingsStaxReader().read(is, true, new InputSource(globalSettingsFile.getAbsolutePath()));
        }
    }

     * @deprecated Use {@link #FileSource(Path)} instead.
     */
    @Deprecated
    public FileSource(File file) {
        this(Objects.requireNonNull(file, "file cannot be null").toPath());
    }

    /**
     * Creates a new source backed by the specified file.
     *
     * @param path The file, must not be {@code null}.
     * @since 4.0.0
     */
    public FileSource(Path path) {

            }
        } else {
            File pluginXml = new File(extensionJar, getExtensionDescriptorLocation());

            if (pluginXml.canRead()) {
                try (InputStream is = Files.newInputStream(pluginXml.toPath())) {
                    extensionDescriptor = build(is);
                }
            }
        }

        return extensionDescriptor;
    }

    /**
     * @since 3.3.0
     */

     * TODO share with DefaultPluginMappingManager.
     */
    protected Metadata readMetadata(File mappingFile) throws RepositoryMetadataReadException {

        try (InputStream in = Files.newInputStream(mappingFile.toPath())) {
            return new Metadata(new MetadataStaxReader().read(in, false));
        } catch (FileNotFoundException e) {

    @Nonnull
    @Override
    public String getType() {
        return repository.getContentType();
    }

    @Nonnull
    @Override
    public Path getPath() {
        return repository.getBasedir().toPath();
    }

        String parentContent = new String(Files.readAllBytes(parent.toPath()), StandardCharsets.UTF_8);
        parentContent = parentContent.replace(
                "<packaging>pom</packaging>",
                "<packaging>pom</packaging><properties><addedProperty>addedValue</addedProperty></properties>");
        Files.write(parent.toPath(), parentContent.getBytes(StandardCharsets.UTF_8));
        // re-build pom with modified parent