val jarUri = URI.create("jar:${jarFile.toPath().toUri()}")
        FileSystems.newFileSystem(jarUri, emptyMap<String, Any>()).use { jarFileSystem ->
            jarFileSystem.rootDirectories.forEach {
                visitClassDirectory(it, classGraph, classesDir, manifestFile.toPath(), buildReceipt.toPath())
            }
        }
        return classGraph
    }

    private
    fun classGraph() =

    public Stream<E> parallelStream() {
      synchronized (mutex) {
        return delegate().parallelStream();
      }
    }

    @Override
    public void forEach(Consumer<? super E> action) {
      synchronized (mutex) {
        delegate().forEach(action);
      }
    }

    @Override
    public boolean remove(@CheckForNull Object o) {
      synchronized (mutex) {
        return delegate().remove(o);

  }

  private fun checkForStartEvent(e: ConnectionEvent) {
    if (eventSequence.isEmpty()) {
      assertThat(e).isInstanceOf(ConnectionEvent.ConnectStart::class.java)
    } else {
      eventSequence.forEach loop@{
        when (e.closes(it)) {
          null -> return // no open event
          true -> return // found open event
          false -> return@loop // this is not the open event so continue
        }
      }

        // label: labelType
        // role: roleType
        final List<String> roleTypeList = new ArrayList<>();
        stream(config.getPermissions()).of(stream -> stream.forEach(p -> roleTypeList.add(p)));
        defaultDataMap.put(fessConfig.getIndexFieldRole(), roleTypeList);
        // mimetype
        defaultDataMap.put(fessConfig.getIndexFieldMimetype(), mimeType);
        // title

            if (properyPattern.matcher(k).matches() && !v.startsWith(CIPHER_PREFIX)) {
                return new Pair<>(k, CIPHER_PREFIX + cipher.encrypt(v));
            }
            return new Pair<>(k, v);
        }).forEach(e -> {
            if (buf.length() > 0) {
                buf.append('\n');
            }
            buf.append(e.getFirst());
            buf.append('=');
            buf.append(e.getSecond());
        });

                getLogger().debug("ExtractData: {}", extractData);
            }
            // meta
            extractData.getKeySet().stream().filter(k -> extractData.getValues(k) != null).forEach(key -> {
                final String[] values = extractData.getValues(key);
                metaDataMap.put(key, values);

                // meta -> content

                    }
                }
            }
        } catch (final IOException e) {
            logger.warn("Cannot load subpackages from {}", basePackage, e);
        }

        subPackages.stream().forEach(protocol -> {
            try {
                final Class<Object> handlerClazz = ClassUtil.forName(basePackage + "." + protocol + ".Handler");

            // we can't figure out the commit ID (probably this is a source distribution build), let's skip adding source links
            return;
        }

        extension.getSourceRoots().getFiles()
            .forEach(
                file -> {
                    DokkaSourceLinkSpec sourceLinkSpec = project.getObjects().newInstance(DokkaSourceLinkSpec.class);
                    sourceLinkSpec.getLocalDirectory().set(file);

            List<Dependency> dependencies = new ArrayList<>();
            String version = model.getVersion();

            dependencyManagement
                    .getDependencies()
                    .forEach((dependency) -> dependencies.add(dependency.withVersion(version)));
            Model.Builder builder = prune(
                    Model.newBuilder(model, true)
                            .preserveModelVersion(false)

            determineSubProjectClassTimes(testCoverage, buildProjectClassTimes)?.toMutableMap() ?: return validSubprojects.map { SmallSubprojectBucket(it, ParallelizationMethod.None) }

        validSubprojects.forEach {
            if (!subProjectToClassTimes.containsKey(it.name)) {
                subProjectToClassTimes[it.name] = emptyList()
            }
        }