*
     * @return ActionResponse directing to the appropriate page based on authentication result
     */
    @Execute
    public ActionResponse index() {
        if (fessLoginAssist.getSavedUserBean().isPresent()) {
            return redirectToSearchPage().orElseGet(() -> {
                if (logger.isDebugEnabled()) {
                    logger.debug("User is already logged in, redirecting to root.");
                }

     * @return true if the file configuration exists, false otherwise
     */
    protected Boolean isValidFileConfigId(final String fileconfigId) {
        return fileConfigService.getFileConfig(fileconfigId).isPresent();
    }

     * should not matter in practice.
     */
    private String maybeAlignedRefSpec(Logger logger, String defaultRefSpec) {
        if (providerFactory.systemProperty("bwc.checkout.align").isPresent() == false) {
            return defaultRefSpec;
        }

        String timeOfCurrent = execInCheckoutDir(execSpec -> {

          // option from the command line by running Gradle with `-Dspotless.paddedcell`.
          if (providers.systemProperty('spotless.paddedcell').forUseAtConfigurationTime().isPresent()) {
            paddedCell()
          }
        }
      }

      tasks.named("precommit").configure { dependsOn 'spotlessJavaCheck' }
    }
  }

                    .selectByPK(scheduledJob.getId())
                    .ifPresent(e -> params.put(Constants.SCHEDULED_JOB, e))
                    .orElse(() -> {
                        logger.warn("Job {} is not found.", scheduledJob.getId());
                    });
            return params;
        };
        findJobByUniqueOf(LaJobUnique.of(id)).ifPresent(job -> {
            if (!job.isUnscheduled()) {

     *
     * @return true if login is required, false otherwise
     */
    protected boolean isLoginRequired() {
        if (fessConfig.isLoginRequired() && !fessLoginAssist.getSavedUserBean().isPresent()) {
            return true;
        }
        return false;
    }

    /**
     * Builds and populates search form parameters including results per page,

        } else {
            return "";
        }
    }

    private String checkAtLeastOneExists(String message, Stream<? extends Class<?>> stream) {
        if (stream.findAny().isPresent()) {
            return "";
        } else {
            return "Expected at least one " + message + ", but found none.";
        }
    }

    private boolean seemsLikeATest(Class<?> clazz) {

```groovy
public interface NewThing {
    Property<String> getSomeProperty()
}

// Unacceptable
String value
if (!getSomeProperty().isPresent()) {
   value = "convention"
} else {
   value = getSomeProperty().get()
}

// Also unacceptable
String value = getSomeProperty().getOrElse("convention")

// This should be always:

        // Determine target model version
        // Default to 4.0.0 unless --all is specified or explicit --model-version is provided
        String targetModel;
        if (options.modelVersion().isPresent()) {
            targetModel = options.modelVersion().get();
        } else if (options.all().orElse(false)) {
            targetModel = MODEL_VERSION_4_1_0;
        } else {

     */
    private String determineTargetModelVersion(UpgradeContext context) {
        UpgradeOptions options = getOptions(context);

        if (options.modelVersion().isPresent()) {
            return options.modelVersion().get();
        } else if (options.all().orElse(false)) {
            return MODEL_VERSION_4_1_0;
        } else {
            return MODEL_VERSION_4_0_0;
        }