TarArchiveEntry tarEntry;
        OriginMetadata originMetadata = null;
        Map<String, FileSystemLocationSnapshot> snapshots = new HashMap<>();

        tarEntry = tarInput.getNextEntry();
        AtomicLong entries = new AtomicLong();
        while (tarEntry != null) {
            entries.incrementAndGet();
            String path = safeEntryName(tarEntry);

        ReadableResourceInternal resource = this.resource.get();
        TarArchiveEntry entry;
        while (!stopFlag.get() && (entry = tar.getNextEntry()) != null) {
            if (entry.isDirectory()) {
                visitor.visitDir(new DetailsImpl(resource, expandedDir, entry, tar, stopFlag, chmod));
            } else {

        file.withInputStream { InputStream instr ->
            def dirs = [] as Set
            def zipStr = new ZipInputStream(instr)
            def entry
            while (entry = zipStr.getNextEntry()) {
                if (entry.directory) {
                    assertTrue("Duplicate directory '$entry.name'", dirs.add(entry.name))
                }
                if (!entry.name.contains('/')) {

                    inputZip.withInputStream { stream ->
                        ZipInputStream inputStream = new ZipInputStream(stream)
                        ZipEntry entry
                        while ((entry = inputStream.getNextEntry()) != null) {
                            if (entry.isDirectory()) {
                                new File(unzipDir, entry.getName()).mkdirs()
                                continue
                            }

                    inputZip.withInputStream { stream ->
                        ZipInputStream inputStream = new ZipInputStream(stream)
                        ZipEntry entry
                        while ((entry = inputStream.getNextEntry()) != null) {
                            if (entry.isDirectory()) {
                                new File(unzipDir, entry.getName()).mkdirs()
                                continue
                            }

        assertArgumentNotNull("prefix", prefix);
        assertArgumentNotNull("handler", handler);

        final int pos = prefix.length();
        ZipEntry entry = null;
        while ((entry = ZipInputStreamUtil.getNextEntry(zipInputStream)) != null) {
            if (!entry.isDirectory()) {
                final String entryName = entry.getName().replace('\\', '/');
                if (!entryName.startsWith(prefix)) {

        assertArgumentNotNull("handler", handler);

        final int startPos = prefix.length();
        ZipEntry entry = null;
        while ((entry = ZipInputStreamUtil.getNextEntry(zipInputStream)) != null) {
            try {
                final String entryName = entry.getName().replace('\\', '/');
                if (entryName.startsWith(prefix) && entryName.endsWith(CLASS_SUFFIX)) {

            final ZipInputStream zis = new ZipInputStream(URLUtil.openStream(zipUrl));
            try {
                ZipEntry entry = null;
                while ((entry = ZipInputStreamUtil.getNextEntry(zis)) != null) {
                    entryNames.add(entry.getName());
                    ZipInputStreamUtil.closeEntry(zis);
                }
            } finally {
                CloseableUtil.close(zis);