* converted, an unchecked exception (such as {@link IllegalArgumentException}) should be thrown.
   *
   * @param b the instance to convert; will never be null
   * @return the converted instance; <b>must not</b> be null
   * @throws UnsupportedOperationException if backward conversion is not implemented; this should be

  /**
   * @throws IllegalArgumentException if another entry in the bucket has the same key
   * @throws BucketOverflowException if this bucket has too many entries, which may indicate a hash
   *     flooding attack
   */
  private static void checkNoConflictInValueBucket(
      Object value, Entry<?, ?> entry, @Nullable ImmutableMapEntry<?, ?> valueBucketHead)
      throws BucketOverflowException {

    setDefault(EndpointPair.class, EndpointPair.ordered("A", "B"));
  }

  @Override
  public void testNulls() throws Exception {
    try {
      super.testNulls();
    } catch (AssertionError e) {
      assertWithMessage("Method did not throw null pointer OR element not in graph exception.")
          .that(e)
          .hasCauseThat()
          .hasMessageThat()

      if (actualException instanceof InterruptedException) {
        return Outcome.INTERRUPT;
      } else {
        throw new AssertionError("unexpected exception", targetException);
      }
    } catch (IllegalAccessException e) {
      throw new AssertionError("unexpected exception", e);
    }
  }

  private void enterSatisfyGuardAndLeaveInCurrentThread() {
    monitor.enter();

        @Override
        public Integer next(Integer value) {
          throw new AssertionError();
        }

        @Override
        public Integer previous(Integer value) {
          throw new AssertionError();
        }

        @Override
        public long distance(Integer start, Integer end) {
          throw new AssertionError();
        }
      };

  public void testCreate_noMin() {

    }

    return new FilteredCollection<>(checkNotNull(unfiltered), checkNotNull(predicate));
  }

  /**
   * Delegates to {@link Collection#contains}. Returns {@code false} if the {@code contains} method
   * throws a {@code ClassCastException} or {@code NullPointerException}.
   */
  static boolean safeContains(Collection<?> collection, @Nullable Object object) {
    checkNotNull(collection);
    try {

    private TestFessConfig testFessConfig;
    private TestServletContext testServletContext;
    private File tempDir;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);
        thumbnailJob = new GenerateThumbnailJob();

        // Create temporary directory
        tempDir = Files.createTempDirectory("test").toFile();

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);

        FessConfig fessConfig = createTestFessConfig();
        ComponentUtil.setFessConfig(fessConfig);

        queryFieldConfig = new QueryFieldConfig();
    }

    @Override
    protected void tearDown(TestInfo testInfo) throws Exception {
        ComponentUtil.setFessConfig(null);

   * the first invocation of {@code hasNext} or {@code next} following each successful call to
   * {@code next}. Once the implementation either invokes {@code endOfData} or throws an exception,
   * {@code computeNext} is guaranteed to never be called again.
   *
   * <p>If this method throws an exception, it will propagate outward to the {@code hasNext} or
   * {@code next} invocation that invoked this method. Any further attempts to use the iterator will

        // Test that the exception has proper serialVersionUID
        DataStoreException exception = new DataStoreException("Serialization test");

        // Check that it's a RuntimeException and can be thrown
        try {
            throw exception;
        } catch (DataStoreException e) {
            assertEquals("Serialization test", e.getMessage());
        } catch (Exception e) {