then:
        !wrapper.getValidateDistributionUrl().get()
    }

    def "execute with non extant wrapper jar parent directory"() {
        when:
        def unjarDir = temporaryFolder.createDir("unjar")
        execute(wrapper)
        expectedTargetWrapperJar.unzipToWithoutCheckingParentDirs(unjarDir)
        def properties = GUtil.loadProperties(expectedTargetWrapperProperties)

        then:

		return d.r.Read(p)
	}
	return 0, errors.New("reader closed")
}

func (d *disconnectReader) Close() error {
	d.mu.Lock()
	d.r = nil
	d.mu.Unlock()
	return nil
}

func untar(ctx context.Context, r io.Reader, putObject func(reader io.Reader, info os.FileInfo, name string) error, o untarOptions) error {
	bf := bufio.NewReader(r)
	switch f := detect(bf); f {
	case formatGzip:

            (INCREMENTAL_PROCESSOR_DECLARATION): "InJar,AGGREGATING"
        )
        def dir = tmpDir.file("classes")
        dir.file(PROCESSOR_DECLARATION) << "InDir"
        dir.file(INCREMENTAL_PROCESSOR_DECLARATION) << "InDir,ISOLATING"
        def cp = files(jar, dir)

        expect:
        detector.detectProcessors(cp).values().asList() == [

            return
        }

        def untar = new Untar()
        untar.setSrc(file)
        untar.setDest(target)

        if (file.name.endsWith(".tgz")) {
            def method = new Untar.UntarCompressionMethod()
            method.value = "gzip"
            untar.compression = method
        } else if (file.name.endsWith(".tbz2")) {
            def method = new Untar.UntarCompressionMethod()

        checkApplicationImage('mega-app', distZipDir.file('mega-app'))

        def distTarFile = file('build/distributions/mega-app.tar')
        distTarFile.assertIsFile()

        def distTarDir = file('build/untar')
        distTarFile.usingNativeTools().untarTo(distTarDir)
        checkApplicationImage('mega-app', distTarDir.file('mega-app'))
    }

    def "check distribution contents when all defaults used"() {

     * <p>
     * You can combine this method with the {@link #copy(Action)}
     * method to untar a TAR file:
     *
     * <pre class='autoTested'>
     * task untar(type: Copy) {
     *   from tarTree('someCompressedTar.gzip')
     *
     *   //tar tree attempts to guess the compression based on the file extension

	opts.prefixAll = r.Header.Get(xhttp.MinIOSnowballPrefix)
	if opts.prefixAll != "" {
		opts.prefixAll = trimLeadingSlash(pathJoin(opts.prefixAll, slashSeparator))
	}

	if err = untar(ctx, hreader, putObjectTar, opts); err != nil {
		apiErr := errorCodes.ToAPIErr(s3Err)
		// If not set, convert or use BadRequest
		if s3Err == ErrNone {
			apiErr = toAPIError(ctx, err)