*/
public class Base64 {

    /**
     * Private constructor to prevent instantiation of this utility class.
     */
    private Base64() {
        // Utility class - not instantiable
    }

    private static final String ALPHABET = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";

    /**
     * Base-64 encodes the supplied block of data.  Line wrapping is not

 */
public class RdmaProviderFactory {

    /**
     * Private constructor to prevent instantiation
     */
    private RdmaProviderFactory() {
        // Factory class - not instantiable
    }

    private static final Logger log = LoggerFactory.getLogger(RdmaProviderFactory.class);

    /**
     * Create RDMA provider based on preference string
     *

 */
public class BufferCache {

    /**
     * Private constructor to prevent instantiation of this utility class.
     */
    private BufferCache() {
        // Utility class - not instantiable
    }

    private static final int MAX_BUFFERS = Config.getInt("jcifs.smb1.smb.maxBuffers", 16);
    private static final int MAX_BUFFER_SIZE = 0x100000; // 1MB maximum

     */
    @Test
    public void test_constructor() {
        FessCrawlerThread crawlerThread = new FessCrawlerThread();
        assertNotNull(crawlerThread, "FessCrawlerThread should be instantiable");
    }

    /**
     * Test URL deduplication in getAnchorSet
     */
    @Test
    public void test_getAnchorSet_deduplication() {
        FessCrawlerThread crawlerThread = new FessCrawlerThread();

    /**
     * Test DataSerializer can be instantiated
     */
    @Test
    public void test_constructor() {
        DataSerializer ds = new DataSerializer();
        assertNotNull(ds, "DataSerializer should be instantiable");
    }

    /**
     * Test serialization and deserialization of simple String
     */
    @Test
    public void test_serializeDeserialize_string() {
        String original = "Hello, World!";

 *
 */
public class Config {

    /**
     * Private constructor to prevent instantiation of this utility class.
     */
    private Config() {
        // Utility class - not instantiable
    }

    private static final Logger log = LoggerFactory.getLogger(Config.class);

    /**
     * This static method registers the SMB URL protocol handler which is

                assertEquals(original, uniRoundTrip, "UNI round-trip should preserve content: " + original);
            }
        }

        @Test
        @DisplayName("Strings utility class should not be instantiable")
        void testUtilityClassNotInstantiable() {
            // Given - Strings is a utility class with private constructor

            // When & Then - verify constructor is private by reflection

  private static final Predicate<@Nullable Integer> NEVER_REACHED =
      unused -> {
        throw new AssertionFailedError("This predicate should never have been evaluated");
      };

  /** Instantiable predicate with reasonable hashCode() and equals() methods. */
  static class IsOdd implements Predicate<@Nullable Integer>, Serializable {

        () -> tester.instantiate(FactoryMethodReturnsNullAndAnnotated.class));
  }

  public void testInstantiate_factoryMethodAcceptsNull() throws Exception {
    assertThat(tester.instantiate(FactoryMethodAcceptsNull.class).name).isNull();
  }

  public void testInstantiate_factoryMethodDoesNotAcceptNull() throws Exception {
    assertThat(tester.instantiate(FactoryMethodDoesNotAcceptNull.class).name).isNotNull();

	<script>
		if (!WebAssembly.instantiateStreaming) { // polyfill
			WebAssembly.instantiateStreaming = async (resp, importObject) => {
				const source = await (await resp).arrayBuffer();
				return await WebAssembly.instantiate(source, importObject);
			};
		}

		const go = new Go();
		let mod, inst;
		WebAssembly.instantiateStreaming(fetch("test.wasm"), go.importObject).then((result) => {
			mod = result.module;