* <p>
     * The pathnames used for matching will be relative to the specified base directory
     * and use {@code '/'} as separator, regardless of the hosting operating system.
     *
     * @param baseDirectory the base directory for relativizing paths during matching
     * @param includes the patterns of files to include, or null/empty for including all files

        if (testFileTree.isPresent() && mainFileTree.isPresent()) {
            return testFileTree.get().plus(mainFileTree.get()).matching(filter);
        } else if (mainFileTree.isPresent()) {
            return mainFileTree.get().matching(filter);
        } else if (testFileTree.isPresent()) {
            return testFileTree.get().matching(filter);
        }
        return null;
    }

    /**

  if (project.bwc_tests_enabled) {
    dependsOn tasks.matching { task -> BuildParams.bwcVersions.unreleased.any { version -> bwcTaskName(version) == task.name } }
  }
}

tasks.register("bwcTest") {
  description = 'Runs backwards compatibility tests.'
  group = 'verification'

  if (project.bwc_tests_enabled) {
    dependsOn tasks.matching { it.name ==~ /v[0-9\.]+#bwcTest/ }
  }
}

     *
     * @return The list of matching versions, never {@code null}. An empty list indicates
     *         no versions matched the requested range.
     */
    @Nonnull
    List<Version> getVersions();

    /**
     * Gets the lowest version matching the requested range.
     *
     * @return An Optional containing the lowest matching version, or empty Optional if no versions

   *     sequence is empty
   */
  public boolean matchesNoneOf(CharSequence sequence) {
    return indexIn(sequence) == -1;
  }

  /**
   * Returns the index of the first matching BMP character in a character sequence, or {@code -1} if
   * no matching character is present.
   *
   * <p>The default implementation iterates over the sequence in forward order calling {@link
   * #matches} for each character.
   *

     */
    public FessAppService() {
        // Default constructor
    }

    /**
     * Wraps a query string with wildcard characters to enable partial matching.
     * This method ensures that the query string is surrounded by asterisks (*)
     * to support prefix and suffix matching in search operations.
     *
     * @param query the query string to wrap with wildcards
     * @return the wrapped query string with leading and trailing asterisks

public class SearchBody extends BaseSearchBody {

    /**
     * Default constructor.
     */
    public SearchBody() {
        super();
    }

    /** Search term for key matching */
    public String term;

    /** Query pattern for key matching */
    public String query;

    }

    /**
     * Gets the compiled pattern for matching sensitive property/environment variable keys.
     * The pattern is read from the system property 'app.log.sensitive.property.pattern'.
     * If not set, a default pattern matching common sensitive key names is used.
     *
     * @return The compiled Pattern for sensitive key matching
     */
    private static Pattern getSensitivePattern() {

     * Applies fuzzy matching configuration including edit distance, expansions, and prefix length.
     *
     * @param context the query context containing field mappings
     * @param fuzzyQuery the Lucene FuzzyQuery to convert
     * @param boost the boost factor to apply
     * @return OpenSearch QueryBuilder configured for fuzzy matching
     */

     * including name wildcards, handler name wildcards, and description matching.
     * Results are ordered by sort order and name in ascending order.</p>
     *
     * <p>Description matching supports:</p>
     * <ul>
     *   <li>Wildcard matching (if starts or ends with *)</li>
     *   <li>Prefix matching (if ends with *)</li>
     *   <li>Exact phrase matching (otherwise)</li>
     * </ul>
     *