var gerritChangeIdRE = /^I[0-9a-f]{4,40}$/; // e.g. Id69c00d908d18151486007ec03da5495b34b05f5
var pkgRE = /^[a-z0-9_\/]+$/;

function urlForInput(t) {
    if (!t) {
        return null;
    }

    if (numericRE.test(t)) {
        if (t < 150000) {
            // We could use the golang.org/cl/ handler here, but
            // avoid some redirect latency and go right there, since

        byte[] baseKey = new byte[16];
        new SecureRandom().nextBytes(baseKey);

        byte[] derived1 = keyManager.deriveKey(baseKey, "label1", null, 32);
        byte[] derived2 = keyManager.deriveKey(baseKey, "label2", null, 32);
        byte[] derived3 = keyManager.deriveKey(baseKey, "label1", new byte[] { 1, 2, 3 }, 32);

        assertEquals(32, derived1.length, "Derived key should have correct length");

 * that runs with the Gradle wrapper.
 *
 * @see GradleBuildStep
 */
fun BuildSteps.gradleWrapper(
    buildType: BuildType? = null,
    init: GradleBuildStep.() -> Unit,
): GradleBuildStep =
    customGradle(init) {
        useGradleWrapper = true
        if (buildFile == null) {
            buildFile = "" // Let Gradle detect the build script
        }
        skipConditionally(buildType)
    }

            assertEquals(4, buffer.size()); // 2 bytes for level + 2 bytes for null terminator
        }

        @Test
        @DisplayName("Should create buffer with null path")
        void testConstructorWithNullPath() {
            String path = null;
            int maxReferralLevel = 2;

            // The implementation doesn't check for null in constructor
            buffer = new DfsReferralRequestBuffer(path, maxReferralLevel);

        existPrePage = false;
        existNextPage = false;
        pageSize = getDefaultPageSize();
        currentPageNumber = getDefaultCurrentPageNumber();

        id = null;
        sessionId = null;
        createdTime = null;

    }

    /**
     * Gets the default current page number.
     *
     * @return the default current page number (1)
     */

                    throwValidationErrorApi(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id));
                    return null;
                })).status(ApiResult.Status.OK).result());
    }

    // POST /api/admin/pathmap/setting
    /**
     * Creates a new path mapping setting.
     *

         * standardToArray returns `@Nullable Object[]` rather than `Object[]` but only because it
         * can be used with collections that may contain null. This collection is a collection of
         * non-null Entry objects (Entry objects that might contain null values but are not
         * themselves null), so we can treat it as a plain `Object[]`.
         */
        @SuppressWarnings("nullness")
        Object[] result = standardToArray();

  @Override
  public int size() {
    return Ints.saturatedCast(size);
  }

  @Override
  public int count(@Nullable Object element) {
    // isActuallyE checks for null, but we check explicitly to help nullness checkers.
    if (element == null || !isActuallyE(element)) {
      return 0;
    }
    Enum<?> e = (Enum<?>) element;
    return counts[e.ordinal()];
  }

  // Modification Operations

    assertTrue(multimap().containsValue(null));
  }

  @MapFeature.Require(ALLOWS_NULL_VALUE_QUERIES)
  public void testContainsNullValueNo() {
    assertFalse(multimap().containsValue(null));
  }

  @MapFeature.Require(absent = ALLOWS_NULL_VALUE_QUERIES)
  public void testContainsNullValueFails() {
    assertThrows(NullPointerException.class, () -> multimap().containsValue(null));
  }

    }

    @Test
    @DisplayName("initSecContext with null buffer and non-zero len throws NPE")
    void testInitSecContextNullBufferNonZeroLen() throws Exception {
        SpnegoContext ctx = newContext();
        // A null buffer with non-zero len leads to NPE while slicing input
        assertThrows(NullPointerException.class, () -> ctx.initSecContext(null, 0, 1));