MessageDigest hmac = Crypto.getHMACT64(key);
        byte[] result = hmac.digest(data);

        // Then
        assertNotNull(result);
        assertTrue(result.length > 0, "HMAC-T64 should produce non-empty result");
    }

    @Test
    @DisplayName("Should perform RC4 encryption/decryption")
    void testRC4() throws Exception {
        // Given
        byte[] key = "testkey123456789".getBytes(); // 16 bytes

                projectId,
                "Should extract project ID from fileModel when effectiveModel and rawModel are null");
    }

    /**
     * Test extractProjectId returns empty string when all models are null.
     */
    @Test
    void testExtractProjectIdAllModelsNull() throws Exception {
        Method extractProjectIdMethod =

        }
    }

    /**
     * Validates a string is not null or empty
     *
     * @param value the string to validate
     * @param fieldName the field name for error reporting
     * @return the validated string
     * @throws IllegalArgumentException if string is null or empty
     */
    public static String requireNonEmpty(String value, String fieldName) {
        if (value == null) {

 * governing permissions and limitations under the License.
 */
package org.codelibs.core.collection;

import java.util.Enumeration;

/**
 * An empty {@link Enumeration}.
 *
 * @author higa
 * @param <T> the type of elements
 */
public class EmptyEnumeration<T> extends IteratorEnumeration<T> {

    /**
     * Creates an {@link EmptyEnumeration}.
     */

     *         otherwise an empty OptionalThing
     */
    public OptionalThing<Config> getConfig(final String fieldName) {
        final String value = params.get(fieldName);
        if (StringUtil.isNotBlank(value)) {
            return OptionalThing.of(new Config(value));
        }
        return OptionalThing.empty();
    }

    /**

    assertEquals(rangeMap.asMapOfRanges(), copy.asMapOfRanges());
  }

  // Overriding testEquals because it seems that we get spurious failures when it things empty
  // should be unequal to empty.
  public void testEquals() {
    TreeRangeMap<Integer, Integer> empty = TreeRangeMap.create();
    TreeRangeMap<Integer, Integer> nonEmpty = TreeRangeMap.create();
    nonEmpty.put(Range.all(), 1);

project.applyJavaModules("okhttp3.java.net.cookiejar")

dependencies {
  "friendsApi"(projects.okhttp)
  compileOnly(libs.animalsniffer.annotations)
}

mavenPublishing {
  configure(KotlinJvm(javadocJar = JavadocJar.Empty()))

        final ExtractData result = filenameExtractor.getText(in, null);

        assertNotNull(result);
        assertEquals("", result.getContent());
    }

    /**
     * Test extraction with empty parameters map.
     */
    public void test_getText_withEmptyParams() {
        final InputStream in = new ByteArrayInputStream(new byte[0]);
        final Map<String, String> params = new HashMap<>();

		// There is a new value, release lock and return it.
		if v = t.val.Load(); v != nil {
			return *v, nil
		}
	}

	if err := t.update(ctx); err != nil {
		var empty T
		return empty, err
	}

	return *t.val.Load(), nil
}

// Get will return a cached value or fetch a new one.
// Tf the Update function returns an error the value is forwarded as is and not cached.

            }, validationErrorLambda);
        }

        final String oldPassword =
                getSession().map(session -> (String) session.getAttribute(INVALID_OLD_PASSWORD)).orElse(StringUtil.EMPTY);
        getUserBean().ifPresent(user -> {
            final String userId = user.getUserId();
            fessLoginAssist.findLoginUser(new LocalUserCredential(userId, oldPassword)).orElseGet(() -> {