* @return the last element of {@code iterator}
   * @since 3.0
   */
  @ParametricNullness
  public static <T extends @Nullable Object> T getLast(
      Iterator<? extends T> iterator, @ParametricNullness T defaultValue) {
    return iterator.hasNext() ? getLast(iterator) : defaultValue;
  }

  /**
   * Calls {@code next()} on {@code iterator}, either {@code numberToAdvance} times or until {@code

                value = value.replace("${" + entry.getKey() + "}", entry.getValue());
            }
            return new Pair<>(key, value);
        }).collect(Collectors.toMap(Pair<String, String>::getFirst, Pair<String, String>::getSecond));
        final Map<String, String> configScriptMap = config.getHandlerScriptMap();

        initParamMap.putAll(configParamMap);
        final DataStoreParams paramMap = initParamMap;

                                        repository.getId(), repository.getUrl());

                        if (!ProxyUtils.validateNonProxyHosts(pi, repo.getHost())) {
                            return proxy;
                        }
                    } else {
                        return proxy;
                    }
                }
            }
        }

        analyzerSettings.setReadingAnalyzer("kuromoji_reading");
        analyzerSettings.setNormalizeAnalyzer("keyword");
    })
    .badWordSettings(badWordSettings -> {
        badWordSettings.setList(new String[]{"blocked", "terms"});
    })
    .elevateWordSettings(elevateWordSettings -> {
        elevateWordSettings.setElevateWords(Collections.singletonList(

                .actionGet(settings.getSearchTimeout());
        String scrollId = response.getScrollId();
        try {
            while (scrollId != null) {
                final SearchHit[] hits = response.getHits().getHits();
                if (hits.length == 0) {
                    break;
                }
                for (final SearchHit hit : hits) {

                            null,
                            "must be unique but found duplicate proxy with id " + proxy.getId());
                }
                validateStringNotEmpty(problems, "proxies.proxy.host", proxy.getHost(), proxy.getId());
            }
        }
    }

    private void validateRepositories(SettingsProblemCollector problems, List<Repository> repositories, String prefix) {

     *
     * @param u the URL string to extract host from
     * @return the host name, or empty string if URL is blank, or unknown hostname if parsing fails
     */
    default String getHost(final String u) {
        if (StringUtil.isBlank(u)) {
            return StringUtil.EMPTY; // empty
        }

        String url = u;
        final String originalUrl = url;

                .actionGet(settings.getSearchTimeout());
        String scrollId = response.getScrollId();
        try {
            while (scrollId != null) {
                final SearchHit[] hits = response.getHits().getHits();
                if (hits.length == 0) {
                    break;
                }
                for (final SearchHit hit : hits) {
                    final Map<String, Object> source = hit.getSourceAsMap();

            if (proxy.getUserName() != null) {
                int hash = (proxy.getUserName() + proxy.getPassword()).hashCode();
                buffer.append(hash).append('@');
            }
            buffer.append(proxy.getHost()).append(':').append(proxy.getPort()).append('>');
        }

        // consider the username&password because a repo manager might block artifacts depending on authorization

            }
            return new Pair<>(k, v);
        }).forEach(e -> {
            if (buf.length() > 0) {
                buf.append('\n');
            }
            buf.append(e.getFirst());
            buf.append('=');
            buf.append(e.getSecond());
        });
        return buf.toString();
    }

    /**
     * Loads configuration parameters into a map.
     *