} catch (final Exception e1) {
                    logger.warn("Failed to create bucket: {}", fessConfig.getStorageBucket(), e1);
                }
            } else if (logger.isDebugEnabled()) {
                logger.debug("Failed to access {}", fessConfig.getStorageEndpoint(), e);
            }
        } catch (final Exception e) {
            if (logger.isDebugEnabled()) {

        String expectedMessage = "Theme loading error";

        try {
            throw new ThemeException(expectedMessage);
        } catch (ThemeException e) {
            assertEquals(expectedMessage, e.getMessage());
            assertNull(e.getCause());
        } catch (Exception e) {
            fail("Should have caught ThemeException, but caught: " + e.getClass());
        }
    }

    checkNotNull(callable);
    checkNotNull(timeoutUnit);
    try {
      return callable.call();
    } catch (RuntimeException e) {
      throw new UncheckedExecutionException(e);
    } catch (Exception e) {
      restoreInterruptIfIsInterruptedException(e);
      throw new ExecutionException(e);
    } catch (Error e) {
      throw new ExecutionError(e);
    }
  }

        } catch (final IOException ioe) {
            log.warn("sendrecv failed", ioe);
            try {
                disconnect(true);
            } catch (final IOException ioe2) {
                ioe.addSuppressed(ioe2);
                log.info("disconnect failed", ioe2);
            }
            throw ioe;
        } catch (final InterruptedException ie) {

            return asJson(new ApiDocsResponse().renderData(renderData).status(Status.OK).result());
        } catch (final InvalidQueryException e) {
            if (logger.isDebugEnabled()) {
                logger.debug("Invalid query: {}", body.q, e);
            }
            throwValidationErrorApi(e.getMessageCode());
        } catch (final ResultOffsetExceededException e) {
            if (logger.isDebugEnabled()) {

                responseData.setCharSet(charset);
                responseData.setContentLength(0);
            }
        } catch (final CrawlerSystemException e) {
            CloseableUtil.closeQuietly(responseData);
            throw e;
        } catch (final Exception e) {
            CloseableUtil.closeQuietly(responseData);
            throw new CrawlingAccessException("Could not access " + uri, e);

    }

    /**
     * Gets the current match expression.
     *
     * @return the match expression string
     */
    public String getMatchExpression() {
        return matchExpression;
    }

    /**
     * Sets the match expression used to determine if documents should be boosted.
     *
     * @param expression the match expression string
     */

    // thread because the task will block on the task latch after unblocking
    // the run latch.
    exec.execute(task);
    runLatch.await();
    assertEquals(1, listenerLatch.getCount());
    assertFalse(task.isDone());
    assertFalse(task.isCancelled());

    // Finish the task by unblocking the task latch.  Then wait for the
    // listener to be called by blocking on the listener latch.
    taskLatch.countDown();

    try {
      getMap().replace(k3(), null);
    } catch (NullPointerException tolerated) {
      // permitted not to throw because it would be a no-op
    }
    expectUnchanged();
  }

  @MapFeature.Require(value = SUPPORTS_PUT, absent = ALLOWS_NULL_KEY_QUERIES)
  public void testReplace_absentNullKeyUnsupported() {
    try {
      getMap().replace(null, v3());
    } catch (NullPointerException tolerated) {

        long defaultStackSize = 0;
        thread =
            bigThreadConstructor.newInstance(
                (ThreadGroup) null, finalizer, threadName, defaultStackSize, inheritThreadLocals);
      } catch (Throwable t) {
        logger.log(
            Level.INFO, "Failed to create a thread without inherited thread-local values", t);
      }
    }
    if (thread == null) {