return unscopedCacheBuilderFactory.cache(baseDirForCache(key));
    }

    @Override
    public CacheBuilder createCrossVersionCacheBuilder(String key) {
        return unscopedCacheBuilderFactory.cache(baseDirForCrossVersionCache(key));
    }

    @Override
    public File baseDirForCache(String key) {

    public VcsDirectoryLayout(BuildTreeScopedCacheBuilderFactory cacheBuilderFactory) {
        this.checkoutDir = cacheBuilderFactory.baseDirForCrossVersionCache("vcs-1");
        this.metadataDir = cacheBuilderFactory.baseDirForCache("vcsMetadata");
    }

    public File getMetadataDir() {
        return metadataDir;
    }

     */
    File getRootDir();

    /**
     * Returns the base directory that would be used for a Gradle-version specific cache builder created by this factory.
     */
    File baseDirForCache(String key);

    /**
     * Returns the base directory that would be used for a cross Gradle version cache builder created by this factory.
     */
    File baseDirForCrossVersionCache(String key);

    private boolean isCurrentTimestampHighPrecision;

    public GradleUserHomeScopeFileTimeStampInspector(GlobalScopedCacheBuilderFactory cacheBuilderFactory) {
        super(cacheBuilderFactory.baseDirForCache("file-changes"));
    }

    public void attach(CachingFileHasher fileHasher) {
        this.fileHasher = fileHasher;
    }

    @Override
    public void afterStart() {
        updateOnStartBuild();

    }

    @Provides
    BuildSessionScopeFileTimeStampInspector createFileTimeStampInspector(BuildTreeScopedCacheBuilderFactory cacheBuilderFactory) {
        File workDir = cacheBuilderFactory.baseDirForCache("fileChanges");
        return new BuildSessionScopeFileTimeStampInspector(workDir);
    }

    @Provides
    ScriptSourceHasher createScriptSourceHasher() {
        return new DefaultScriptSourceHasher();