context.mavenExecutionRequest.setInstallationToolchainsFile(
                installationToolchainsFile != null ? installationToolchainsFile.toFile() : null);
        context.mavenExecutionRequest.setUserToolchainsFile(
                userToolchainsFile != null ? userToolchainsFile.toFile() : null);

        ToolchainsBuilderRequest toolchainsRequest = ToolchainsBuilderRequest.builder()
                .session(context.session)

 */
public final class Utils {
    private Utils() {}

    @Nullable
    public static File toFile(Path path) {
        if (path != null) {
            return path.toFile();
        }
        return null;
    }

    @Nonnull
    public static String stripLeadingAndTrailingQuotes(String str) {
        requireNonNull(str, "str");

    @Deprecated
    @Override
    public File locatePom(File projectDirectory) {
        Path path = locatePom(projectDirectory != null ? projectDirectory.toPath() : null);
        return path != null ? path.toFile() : null;
    }

    @Override
    public Path locatePom(Path projectDirectory) {
        return projectDirectory != null ? projectDirectory : Paths.get(System.getProperty("user.dir"));
    }

    @Deprecated

            // drive-relative Windows path
            return file.getAbsoluteFile();
        } else {
            return Paths.get(baseDirectory, file.getPath()).normalize().toFile();
        }
    }

        this.modelReader = modelReader;
    }

    @Deprecated
    @Override
    public File locatePom(File projectDirectory) {
        return locatePom(projectDirectory.toPath()).toFile();
    }

    @Override
    public Path locatePom(Path projectDirectory) {
        // Note that the ModelProcessor#locatePom never returns null
        // while the ModelParser#locatePom needs to return an existing path!

     */
    @Deprecated
    default File locateExistingPom(File project) {
        Path path = locateExistingPom(project != null ? project.toPath() : null);
        return path != null ? path.toFile() : null;
    }

    /**
     * Returns the file containing the pom or null if a pom can not be found at the given file or in the given directory.
     *
     * @since 4.0.0
     */

        return Holder.deref(modelByGA.get(new GAKey(groupId, artifactId)));
    }

    @Override
    public Path locate(Path path) {
        File file = modelLocator.locateExistingPom(path.toFile());
        return file != null ? file.toPath() : null;
    }

    static class GAKey {
        private final String groupId;
        private final String artifactId;
        private final int hashCode;

    @Override
    public synchronized File getFile() {
        try {
            String state = mayUpdate();
            if (state == null) {
                return null;
            }
            return target.toFile();
        } catch (IOException | NoSuchAlgorithmException | XMLStreamException | ModelBuildingException e) {
            throw new TransformationFailedException(e);
        }
    }

    private String mayUpdate()

        return getPluginJarFiles((file, name) -> name.startsWith(namePrefix));
    }

    public static File[] getPluginJarFiles(final FilenameFilter filter) {
        final File libDir = getPluginPath().toFile();
        if (!libDir.exists()) {
            return new File[0];
        }
        return libDir.listFiles(filter);
    }

    public static String resolve(final String value) {

                && artifact.getPath() != null) {
            Path artifactPath = artifact.getPath();
            if (Files.isRegularFile(artifactPath)) {
                try (JarFile artifactJar = new JarFile(artifactPath.toFile(), false)) {
                    ZipEntry pluginDescriptorEntry = artifactJar.getEntry(PLUGIN_DESCRIPTOR_LOCATION);

                    if (pluginDescriptorEntry != null) {