final Path confPath = Paths.get("/opt/fess", names);
            if (Files.exists(confPath)) {
                return confPath;
            }
        }
        final String confPath = System.getProperty(Constants.FESS_CONF_PATH);
        if (StringUtil.isNotBlank(confPath)) {
            return Paths.get(confPath, names);
        }
        return getPath("WEB-INF/", "conf", names);
    }

        substitute(sp, callback);
        sp.forEach(properties::setProperty);
    }

    public static void substitute(MavenProperties props, Function<String, String> callback) {
        for (Enumeration<?> e = props.propertyNames(); e.hasMoreElements(); ) {
            String name = (String) e.nextElement();
            String value = props.getProperty(name);
            if (value == null) {

        PropertyMetaData property = getProperty(name);
        property.setType(type);
        property.setRawCommentText(rawCommentText);
        property.setGetter(getterMethod);
        return property;
    }

    public PropertyMetaData addWriteableProperty(String name, TypeMetaData type, String rawCommentText, MethodMetaData setterMethod) {
        PropertyMetaData property = getProperty(name);

     */
    public static final String OS_NAME = System.getProperty("os.name").toLowerCase(Locale.ENGLISH);

    /**
     * The OA architecture.
     */
    public static final String OS_ARCH = System.getProperty("os.arch").toLowerCase(Locale.ENGLISH);

    /**
     * The OS version.
     */
    public static final String OS_VERSION = System.getProperty("os.version").toLowerCase(Locale.ENGLISH);

    /**

  val majorVersion: Int by lazy {
    when (val jvmSpecVersion = getJvmSpecVersion()) {
      "1.8" -> 8
      else -> jvmSpecVersion.toInt()
    }
  }

  fun getJvmSpecVersion(): String {
    return System.getProperty("java.specification.version", "unknown")
  }

        ResourceUtil.getOverrideConfPath().ifPresent(p -> {
            buf.append(p);
            buf.append(cpSeparator);
        });
        final String confPath = System.getProperty(Constants.FESS_CONF_PATH);
        if (StringUtil.isNotBlank(confPath)) {
            buf.append(confPath);
            buf.append(cpSeparator);
        }
        // WEB-INF/env/crawler/resources

/** @author Chris Povirk */
@GwtCompatible(emulated = true)
class TestPlatform {
  static boolean intsCanGoOutOfRange() {
    return false;
  }

  static boolean isAndroid() {
    return System.getProperty("java.runtime.name", "").contains("Android");
  }

        val buildLogicProperties = readProperties(buildLogicPropertiesFile.asFile)
        val rootProperties = readProperties(rootPropertiesFile.asFile)
        val jvmArgs = listOf(buildLogicProperties, rootProperties).map { it.getProperty("org.gradle.jvmargs") }.toSet()
        if (jvmArgs.size > 1) {
            throw GradleException("gradle.properties and build-logic/gradle.properties have different org.gradle.jvmargs " +

            version = prop.getProperty("fess.version", "0.0.0");
            final String[] values = version.split("\\.");
            majorVersion = Integer.parseInt(values[0]);
            minorVersion = Integer.parseInt(values[1]);
            productVersion = majorVersion + "." + minorVersion;
            System.setProperty("fess.version", version);
            System.setProperty("fess.product.version", productVersion);

        final String value = System.getProperty("java.protocol.handler.pkgs");
        if (StringUtil.isEmpty(value)) {
            buf.append("org.codelibs.fess.net.protocol");
        } else if (!value.contains("org.codelibs.fess.net.protocol")) {
            buf.append("|org.codelibs.fess.net.protocol");
        }
        if (buf.length() > 0) {
            System.setProperty("java.protocol.handler.pkgs", buf.toString());
        }