} catch (ExecutionException e) {
      wrapAndThrowExceptionOrError(e.getCause(), exceptionClass);
      throw new AssertionError();
    }
  }

  @VisibleForTesting
  interface GetCheckedTypeValidator {
    void validateClass(Class<? extends Exception> exceptionClass);
  }

  private static GetCheckedTypeValidator bestGetCheckedTypeValidator() {
    return GetCheckedTypeValidatorHolder.BEST_VALIDATOR;
  }

    //                                                                               Hook
    //                                                                              ======
    @Override
    protected void setupHtmlData(final ActionRuntime runtime) {
        super.setupHtmlData(runtime);
        runtime.registerData("helpLink", systemHelper.getHelpLink(fessConfig.getOnlineHelpNameWebauth()));
    }

    @Override

   * message otherwise.
   *
   * @throws VerifyException if {@code expression} is {@code false}
   * @see Preconditions#checkState Preconditions.checkState()
   */
  public static void verify(boolean expression) {
    if (!expression) {
      throw new VerifyException();
    }
  }

  /**
   * Ensures that {@code expression} is {@code true}, throwing a {@code VerifyException} with a

  public void testJoin() throws Exception {
    joinHelper(0);
    joinHelper(1);
    joinHelper(0, 0, 0);
    joinHelper(10, 20);
    joinHelper(10, 0, 20);
    joinHelper(0, 10, 20);
    joinHelper(10, 20, 0);
    joinHelper(10, 20, 1);
    joinHelper(1, 1, 1, 1, 1, 1, 1, 1);
    joinHelper(1, 0, 1, 0, 1, 0, 1, 0);
  }

  public void testOnlyOneOpen() throws Exception {

  private volatile ValueAndCloser<?> valueAndCloser;

  @Override
  protected void tearDown() throws Exception {
    super.tearDown();
    assertWithMessage("finishToValueAndCloserExecutor was shut down")
        .that(shutdownAndAwaitTermination(finishToValueAndCloserExecutor, 10, SECONDS))
        .isTrue();
  }

  public void testFinishToValueAndCloser_throwsIfCalledTwice() throws Exception {

    /**
     * @throws Exception
     */
    @Before
    public void setUp() throws Exception {
        map = new CaseInsensitiveMap<String>();
        map.put("one", "1");
        map.put("two", "2");
    }

    /**
     * @throws Exception
     */
    @After
    public void tearDown() throws Exception {
        map = null;
    }

    /**
     * @throws Exception
     */

        this.protocol = protocol;
    }

    public String getNonProxyHosts() {
        return nonProxyHosts;
    }

    public void setNonProxyHosts(String nonProxyHosts) {
        this.nonProxyHosts = nonProxyHosts;
    }

    public String getNtlmHost() {
        return ntlmHost;
    }

    public void setNtlmHost(String ntlmHost) {

        }
        return value;
    }

    public void addAttribute(final String name, final Object value) {
        attributeMap.put(name, value);
    }

    public void addFeature(final String key, final String value) {
        featureMap.put(key, value);
    }

    public void addFieldRule(final String name, final String xpath) {
        fieldRuleMap.put(name, xpath);
    }

        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {
    }

    protected void assertSpecifyPurpose() {
    }

    public static class HpSpecification {
        protected List<String> columnList = new ArrayList<>();

        public void doColumn(String name) {
            columnList.add(name);
        }

public class MultisetSetCountConditionallyTester<E> extends AbstractMultisetSetCountTester<E> {
  @Override
  void setCountCheckReturnValue(E element, int count) {
    assertTrue(
        "setCount() with the correct expected present count should return true",
        setCount(element, count));
  }

  @Override
  void setCountNoCheckReturnValue(E element, int count) {
    setCount(element, count);
  }

  @CanIgnoreReturnValue