}

    @Override
    public int hashCode() {
        return getProperties().hashCode();
    }

    @Override
    public boolean isEmpty() {
        return getProperties().isEmpty();
    }

    @Override
    public Enumeration<Object> keys() {
        return getProperties().keys();
    }

    @Override
    public Set<Object> keySet() {

                avgThreadTimeMs);

        // Verify performance improvements
        assertTrue(exceptions.isEmpty(), "No exceptions should occur during concurrent access");
        assertEquals(threadCount * operationsPerThread, successCount.get());

     * @param client The CrawlerClient instance.
     */
    public void addClient(final List<String> regexList, final CrawlerClient client) {
        if (regexList == null || regexList.isEmpty()) {
            throw new CrawlerSystemException("A regular expression list is null or empty.");
        }
        if (client == null) {
            throw new CrawlerSystemException("CrawlerClient is null.");
        }

            final String message = e.getMessage();
            assertNotNull("Exception message should not be null", message);
            assertFalse("Exception message should not be empty", message.trim().isEmpty());
            assertTrue("Exception message should mention 'inputstream'", message.toLowerCase().contains("inputstream"));
            assertTrue("Exception message should mention 'null'", message.toLowerCase().contains("null"));

    ByteSource source = out.asByteSource();

    out.write(data);
    assertThat(source.read()).isEqualTo(data);

    out.reset();
    assertThat(source.read()).isEmpty();

    out.write(data);
    assertThat(source.read()).isEqualTo(data);

    out.close();
  }

  private static boolean isAndroid() {

  public @Nullable V get(@Nullable Object rowKey, @Nullable Object columnKey) {
    Map<C, V> row = safeGet(rowMap(), rowKey);
    return (row == null) ? null : safeGet(row, columnKey);
  }

  @Override
  public boolean isEmpty() {
    return size() == 0;
  }

  @Override
  public void clear() {
    Iterators.clear(cellSet().iterator());
  }

  @CanIgnoreReturnValue
  @Override

            List<String> ruleList =
                    Analysis.parseWordList(env, settings, USER_DICT_PATH_OPTION, USER_DICT_RULES_OPTION, s -> parse(s, dup));
            if (ruleList == null || ruleList.isEmpty()) {
                return null;
            }

            StringBuilder sb = new StringBuilder();
            for (String line : ruleList) {
                sb.append(line).append(System.lineSeparator());

        return new ApiErrorResponse().message(message).status(status).result();
    }

    protected String createMessage(final ApiFailureResource resource, final Throwable cause) {
        if (!resource.getMessageList().isEmpty()) {
            return resource.getMessageList().stream().collect(Collectors.joining(" "));
        }

        if (cause == null) {
            return "Unknown error";
        }

            }
        }
    }

    private void injectDependencyDefaults(List<Dependency> dependencies) {
        for (Dependency dependency : dependencies) {
            if (StringUtils.isEmpty(dependency.getScope())) {
                // we cannot set this directly in the MDO due to the interactions with dependency management
                dependency.setScope("compile");
            }
        }
    }

            context.reader =
                    LineReaderBuilder.builder().terminal(context.terminal).build();

            if (context.options().goals().isEmpty()
                    || context.options().goals().get().size() != 1) {
                return badGoalsErrorMessage("No goal or multiple goals specified, specify only one goal.", context);
            }