final List<String> pathList = new ArrayList<>();
            pathList.add("/usr/share/fess/bin");
            if (path != null) {
                stream(path.split(File.pathSeparator)).of(stream -> stream.map(String::trim).forEach(s -> pathList.add(s)));
            }
            if (logger.isDebugEnabled()) {
                logger.debug("search paths: {}", pathList);
            }
            available = generatorList.stream().map(s -> {

            execSpec.workingDir(gitExtension.getCheckoutDir().get());
            execSpecConfig.execute(execSpec);
        });
        exec.assertNormalExitValue();
        return os.toString().trim();
    }

    private static boolean isRemoteAvailable(Provider<String> remote, ByteArrayOutputStream output) {
        return new String(output.toByteArray()).lines().anyMatch(l -> l.contains(remote.get() + "\t"));
    }

    fun add(line: String) =
      apply {
        val index = line.indexOf(':')
        require(index != -1) { "Unexpected header: $line" }
        add(line.substring(0, index).trim(), line.substring(index + 1))
      }

    /**
     * Add a header with the specified name and value. Does validation of header names and values.
     */
    fun add(
      name: String,

            buf.append(";v=");
            buf.append(virtualHostList.stream().sorted().collect(Collectors.joining(",")));
        }

        final String urlId = buf.toString().trim();
        return generateId(urlId);
    }

    /**
     * Retrieves a list of session IDs with their document counts from the search engine.

   * count. Hence, {@code Splitter.on(',').limit(3).omitEmptyStrings().split("a,,,b,,,c,d")} returns
   * an iterable containing {@code ["a", "b", "c,d"]}. When trim is requested, all entries are
   * trimmed, including the last. Hence {@code Splitter.on(',').limit(3).trimResults().split(" a , b
   * , c , d ")} results in {@code ["a", "b", "c , d"]}.
   *

        return new File(baseDir, 'pid')
    }

    /** Reads the pid file and returns the process' pid */
    @Internal
    int getPid() {
        return Integer.parseInt(pidFile.getText('UTF-8').trim())
    }

    /** Returns the file the process writes its bound ports to. Defaults to "ports" inside baseDir. */
    @Internal
    protected File getPortsFile() {
        return new File(baseDir, 'ports')
    }

        List<String> pluginGroups = settings.getPluginGroups();

        if (pluginGroups != null) {
            for (int i = 0; i < pluginGroups.size(); i++) {
                String pluginGroup = pluginGroups.get(i).trim();

                if (pluginGroup.isEmpty()) {
                    addViolation(
                            problems, Severity.ERROR, "pluginGroups.pluginGroup[" + i + "]", null, "must not be empty");

        } catch (final Throwable t) {
            logger.warn("Failed to set SessionTrackingMode.", t);
        }

        split(fessConfig.getQueryFacetQueries(), "\n").of(stream -> stream.map(String::trim).filter(StringUtil::isNotEmpty).forEach(s -> {
            final String[] values = StringUtils.split(s, ":", 2);
            if (values.length != 2) {
                return;
            }

                        + key.getDisplayString() + ".  Existing bindings:\n"
                        + getBoundKeys().stream()
                                .map(Key::toString)
                                .map(String::trim)
                                .sorted()
                                .distinct()
                                .collect(Collectors.joining("\n - ", " - ", "")));
            }
        }

			extractedSignedHeaders.Set(header, strconv.FormatInt(r.ContentLength, 10))
		default:
			return nil, ErrUnsignedHeaders
		}
	}
	return extractedSignedHeaders, ErrNone
}

// Trim leading and trailing spaces and replace sequential spaces with one space, following Trimall()
// in http://docs.aws.amazon.com/general/latest/gr/sigv4-create-canonical-request.html
func signV4TrimAll(input string) string {