if (className == null) {
                return null;
            }
            String[] array = className.split("\\.");
            return array.length > 0 ? decapitalizeName(array[array.length - 1]) : null;
        }

        // Not part of interface
        public String fromComponentNameToClassName(String componentName) {
            if (componentName == null) {
                return null;

        } else if (exception instanceof NullPointerException) {
            // Empty input causes null ASN1 object, which is expected behavior
            assertTrue(exception.getMessage() == null || exception.getMessage().contains("Cannot invoke \"Object.getClass()\""),
                    "NullPointerException should be from null ASN1 object.");
        }
    }

    /**

        // Test constructor with null message
        SsoLoginException exception = new SsoLoginException(null);

        assertNull(exception.getMessage());
        assertNull(exception.getCause());
    }

    @Test
    public void test_constructor_withNullMessageAndCause() {
        // Test constructor with null message and null cause

 * whose next element can always be derived from the previous element. Null elements are not
 * supported, nor is the {@link #remove()} method.
 *
 * <p>Example:
 *
 * {@snippet :
 * Iterator<Integer> powersOfTwo =
 *     new AbstractSequentialIterator<Integer>(1) {
 *       protected Integer computeNext(Integer previous) {
 *         return (previous == 1 << 30) ? null : previous * 2;
 *       }
 *     };
 * }
 *

        final MethodDesc methodDesc = beanDesc.getMethodDescNoException(name);
        if (methodDesc == null) {
            return null;
        }
        final Object value = methodDesc.invoke(annotation);
        if (value == null || "".equals(value)) {
            return null;
        }
        return value;
    }

    String stateString = requestUrl.queryParameter("state");
    ByteString state = stateString != null ? ByteString.decodeBase64(stateString) : null;

    Listener listener;
    synchronized (this) {
      listener = listeners.get(state);
    }

    if (code == null || listener == null) {
      return new MockResponse()
          .setResponseCode(404)
          .setBody("unexpected request");
    }

        doUpdate(entity, null);
    }

    public void insertOrUpdate(ElevateWord entity) {
        doInsertOrUpdate(entity, null, null);
    }

    public void insertOrUpdate(ElevateWord entity, RequestOptionCall<IndexRequestBuilder> opLambda) {
        entity.asDocMeta().indexOption(opLambda);
        doInsertOrUpdate(entity, null, null);
    }

    public void delete(ElevateWord entity) {

        doUpdate(entity, null);
    }

    public void insertOrUpdate(PathMapping entity) {
        doInsertOrUpdate(entity, null, null);
    }

    public void insertOrUpdate(PathMapping entity, RequestOptionCall<IndexRequestBuilder> opLambda) {
        entity.asDocMeta().indexOption(opLambda);
        doInsertOrUpdate(entity, null, null);
    }

    public void delete(PathMapping entity) {

      InterruptibleTask<?> localTask = task;
      if (localTask != null) {
        localTask.interruptTask();
      }
    }

    this.task = null;
  }

  @Override
  protected @Nullable String pendingToString() {
    InterruptibleTask<?> localTask = task;
    if (localTask != null) {
      return "task=[" + localTask + "]";
    }
    return super.pendingToString();
  }

  @WeakOuter

        @Test
        @DisplayName("Constructor accepts null challenge")
        void testConstructorAcceptsNullChallenge() {
            UniAddress dc = mock(UniAddress.class);

            NtlmChallenge nc = new NtlmChallenge(null, dc);

            assertNull(nc.challenge);
            assertSame(dc, nc.dc);
        }

        @Test
        @DisplayName("Constructor accepts null dc")
        void testConstructorAcceptsNullDc() {