assertThrows(NullPointerException.class, () -> getMap().replace(k0(), v0(), null));
    expectUnchanged();
  }

  @MapFeature.Require(value = SUPPORTS_PUT, absent = ALLOWS_NULL_VALUE_QUERIES)
  @CollectionSize.Require(absent = ZERO)
  public void testReplaceEntry_wrongValueNullValueUnsupported() {
    try {
      assertFalse(getMap().replace(k0(), v3(), null));
    } catch (NullPointerException tolerated) {

     * Do not instantiate.
     */
    protected ModifierUtil() {
    }

    /**
     * Checks if the specified method is public.
     *
     * @param method
     *            the method to check. Must not be null.
     * @return true if public, false otherwise
     */
    public static boolean isPublic(final Method method) {
        assertArgumentNotNull("method", method);

        return isPublic(method.getModifiers());
    }

        String msg = req.getHeader("Authorization");
        if (msg != null && msg.startsWith("NTLM ")) {
            final byte[] src = Base64.decode(msg.substring(5));
            if (src[8] == 1) {
                final Type1Message type1 = new Type1Message(src);
                final Type2Message type2 = new Type2Message(type1, challenge, null);
                msg = Base64.encode(type2.toByteArray());

        // writeString adds null terminator
        assertTrue(len > 2, "Length should include path");
        String writtenPath = extractStringFromBuffer(buffer, 2, len - 2);
        assertTrue(writtenPath.contains("abc"), "Path should be written to buffer");
    }

    @Test
    @DisplayName("writeParametersWireFormat throws on null path")
    void testNullPath() {

            }
        }, DataConfigService.class.getCanonicalName());
    }

    public void test_getConfigType() {
        assertNull(crawlingConfigHelper.getConfigType(null));
        assertNull(crawlingConfigHelper.getConfigType(""));
        assertNull(crawlingConfigHelper.getConfigType("XXX"));
        assertNull(crawlingConfigHelper.getConfigType("W"));

    @NotBlank
    public String confirmNewPassword;

    /**
     * Clears security information.
     */
    public void clearSecurityInfo() {
        oldPassword = null;
        newPassword = null;
        confirmNewPassword = null;
    }

    Iterable<@Nullable String> set = newHashSet("a", null, "b");
    assertTrue(Iterables.contains(set, null));
  }

  public void test_contains_null_set_no() {
    Iterable<String> set = newHashSet("a", "b");
    assertFalse(Iterables.contains(set, null));
  }

  public void test_contains_null_iterable_yes() {
    Iterable<@Nullable String> set = iterable("a", null, "b");
    assertTrue(Iterables.contains(set, null));

    default void log(@Nonnull Level level, @Nonnull String message) {
        log(level, message, null);
    }

    /**
     * Logs a message at the specified level with an associated exception.
     *
     * @param level the severity level of the message
     * @param message the message to be logged
     * @param error the associated exception, or null if not applicable
     */

          "TLS_NULL_WITH_NULL_NULL", "SSL_NULL_WITH_NULL_NULL" -> {
            throw IOException("cipherSuite == $cipherSuiteString")
          }

          else -> CipherSuite.forJavaName(cipherSuiteString)
        }

      val tlsVersionString = checkNotNull(protocol) { "tlsVersion == null" }

        InetSocketAddress remote = new InetSocketAddress("localhost", 445);
        InetSocketAddress local = null;

        RdmaConnection connection = provider.createConnection(remote, local);
        assertNotNull(connection, "Connection should not be null");
        assertEquals(remote, connection.getRemoteAddress(), "Remote address should match");
    }

    @Test