final Map<String, Vertex> vertices = new LinkedHashMap<>();

    public Vertex getVertex(String id) {
        return vertices.get(id);
    }

    public Collection<Vertex> getVertices() {
        return vertices.values();
    }

    Vertex addVertex(String label) {
        return vertices.computeIfAbsent(label, Vertex::new);
    }

    void addEdge(Vertex from, Vertex to) throws CycleDetectedException {

            for (final CrawlerClient client : clientMap.values()) {
                client.setInitParameterMap(params);
            }
        }
    }

    public void setClientMap(final Map<Pattern, CrawlerClient> clientMap) {
        this.clientMap = clientMap;
    }

    @Override
    public void close() {
        clientMap.values().stream().distinct().forEach(client -> {
            try {

   */
  public static <T> java.util.Optional<T> findLast(Stream<T> stream) {
    class OptionalState {
      boolean set = false;
      @CheckForNull T value = null;

      void set(T value) {
        this.set = true;
        this.value = value;
      }

      T get() {
        /*
         * requireNonNull is safe because we call get() only if we've previously called set().
         *

  final R singleRowKey;
  final C singleColumnKey;
  final V singleValue;

  SingletonImmutableTable(R rowKey, C columnKey, V value) {
    this.singleRowKey = checkNotNull(rowKey);
    this.singleColumnKey = checkNotNull(columnKey);
    this.singleValue = checkNotNull(value);
  }

  SingletonImmutableTable(Cell<R, C, V> cell) {
    this(cell.getRowKey(), cell.getColumnKey(), cell.getValue());
  }

  @Override

        setCreatedTime_PercentileRanks(values, null);
    }

    public void setCreatedTime_PercentileRanks(double[] values, ConditionOptionCall<PercentileRanksAggregationBuilder> opLambda) {
        setCreatedTime_PercentileRanks("createdTime", values, opLambda);
    }

    public void setCreatedTime_PercentileRanks(String name, double[] values,

          if (started) it.start()
        }
      }
    }

    fun startAll() {
      started = true
      for (server in servers.values) {
        server.start()
      }
    }

    fun shutdownAll() {
      try {
        val toClear = servers.values.toList()
        servers.clear()
        for (server in toClear) {
          server.shutdown()
        }
      } catch (e: IOException) {

	cmd.PersistentFlags().Var(&outputThreshold, "output-threshold",
		fmt.Sprintf("The severity level of precheck at which to display messages. Valid values: %v", diag.GetAllLevelStrings()))
	cmd.PersistentFlags().StringVarP(&msgOutputFormat, "output", "o", formatting.LogFormat,
		fmt.Sprintf("Output format: one of %v", formatting.MsgOutputFormatKeys))

            return StringUtil.EMPTY;
        }
        final String[] values = content.split("\n");
        final StringBuilder buf = new StringBuilder((int) (content.length() * 1.3));
        buf.append(prefix).append(1).append(':').append(values[0]);
        for (int i = 1; i < values.length; i++) {
            buf.append('\n').append(prefix).append(i + 1).append(':').append(values[i]);
        }
        return buf.toString();
    }

templates:
  sidecar: |-
    spec:
      initContainers:
      - name: istio-init
        image: docker.io/istio/proxy_init:unittest-{{.Values.global.suffix}}
      containers:
      - name: istio-proxy

        final String value = System.getProperty("corelib.timeout_task.num_of_threads");
        if (StringUtil.isNotBlank(value)) {
            try {
                nThreads = Integer.parseInt(value);
            } catch (final NumberFormatException e) {
                logger.warn("Failed to parse " + value, e);
            }
        }
        if (nThreads < 1) {