FileSystemManager manager = VFS.getManager();
        String sourceURI = resolveArchiveURI(archiveFile);
        // String targetURI = resolveArchiveURI(targetFolder);
        FileObject source = manager.resolveFile(sourceURI);
        if (manager.canCreateFileSystem(source)) {
            source = manager.createFileSystem(source);
        }
        FileObject target = manager.createVirtualFileSystem(manager.resolveFile(targetFolder
                .getAbsolutePath()));