* @return the corresponding WitnessEventType
     * @throws IllegalArgumentException if value is not recognized
     */
    public static WitnessEventType fromValue(int value) {
        for (WitnessEventType type : values()) {
            if (type.value == value) {
                return type;
            }
        }
        throw new IllegalArgumentException("Unknown witness event type: " + value);
    }

        // Test with IllegalArgumentException
        IllegalArgumentException argException = new IllegalArgumentException("Invalid URL format");
        DataStoreCrawlingException exception2 = new DataStoreCrawlingException(url, message, argException);
        assertTrue(exception2.getCause() instanceof IllegalArgumentException);

        // Test with RuntimeException

   *     ranges 0..9, a..z and A..Z are always safe and should not be specified here)
   * @param plusForSpace true if ASCII space should be escaped to {@code +} rather than {@code %20}
   * @throws IllegalArgumentException if any of the parameters were invalid
   */
  public PercentEscaper(String safeChars, boolean plusForSpace) {
    // TODO(dbeaumont): Switch to static factory methods for creation now that class is final.

    /**
     * Creates artifact coordinates.
     *
     * @param request the request holding coordinates creation parameters
     * @return an {@code ArtifactCoordinates}, never {@code null}
     * @throws IllegalArgumentException if {@code request} is null or {@code request.session} is null or invalid
     */
    @Nonnull
    ArtifactCoordinates create(@Nonnull ArtifactCoordinatesFactoryRequest request);

    /**

            if (systemProperty(TESTS_REST_CLUSTER) == null) {
                if (systemProperty(TESTS_CLUSTER) != null || systemProperty(TESTS_CLUSTER_NAME) != null) {
                    throw new IllegalArgumentException(
                        String.format("%s, %s, and %s must all be null or non-null", TESTS_REST_CLUSTER, TESTS_CLUSTER, TESTS_CLUSTER_NAME)
                    );
                }

    assertThat(japaneseToSpanish.apply("Ichi")).isEqualTo("Uno");
    assertThrows(IllegalArgumentException.class, () -> japaneseToSpanish.apply("Ni"));
    assertThat(japaneseToSpanish.apply("San")).isEqualTo("Tres");
    assertThrows(IllegalArgumentException.class, () -> japaneseToSpanish.apply("Shi"));

    new EqualsTester()

  }

  private static void assertCastFails(long value) {
    try {
      SignedBytes.checkedCast(value);
      fail("Cast to byte should have failed: " + value);
    } catch (IllegalArgumentException ex) {
      assertWithMessage("%s not found in exception text: %s", value, ex.getMessage())
          .that(ex.getMessage().contains(String.valueOf(value)))
          .isTrue();
    }
  }

     *
     * @param format the format name
     * @return the formatter instance
     * @throws IllegalArgumentException if the format is null, empty, or not supported
     */
    protected IndexExportFormatter createFormatter(final String format) {
        if (format == null || format.trim().isEmpty()) {
            throw new IllegalArgumentException("Export format must not be null or empty");
        }
        switch (format.trim().toLowerCase()) {

    assertThat(japaneseToSpanish.apply("Ichi")).isEqualTo("Uno");
    assertThrows(IllegalArgumentException.class, () -> japaneseToSpanish.apply("Ni"));
    assertThat(japaneseToSpanish.apply("San")).isEqualTo("Tres");
    assertThrows(IllegalArgumentException.class, () -> japaneseToSpanish.apply("Shi"));

    new EqualsTester()

                        } else {
                            throw new IllegalArgumentException("Unrecognized entry: " + l);
                        }
                        String[] parts = l.split(splitExpr);
                        if (parts.length < 1) {
                            throw new IllegalArgumentException("Unrecognized entry: " + l);
                        }