import java.util.concurrent.locks.Lock
import java.util.concurrent.locks.ReentrantLock

@Slf4j
class MavenInstallationDownloader {

    private final static Lock LOCK = new ReentrantLock()
    private final File installsRoot

    MavenInstallationDownloader(File installsRoot) {
        this.installsRoot = installsRoot
    }

    MavenInstallation getMavenInstallation(String mavenVersion) {

    @TempDir
    File tmpDir

    def installRoot
    def downloader

    def setup() {
        installRoot = Files.createTempDirectory(tmpDir.toPath(), null).toFile()
        downloader = new MavenInstallationDownloader(installRoot)
        if (JavaVersion.current().isJava7()) {
            System.setProperty("https.protocols", "TLSv1.2")
        }
    }

    def "can download Maven distribution with version #mavenVersion"() {

        private MavenInstallation eventuallyDownloadMavenHome() {
            def installsRoot = new File(GradleUserHomeLookup.gradleUserHome(), "caches${File.separator}maven-installs")
            def downloader = new MavenInstallationDownloader(installsRoot)
            downloader.getMavenInstallation(mavenVersion)
        }
    }