* @return the stack trace as a string, or empty string if extraction fails
     */
    private String getStackTrace(final Throwable t) {
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        try (final StringWriter sw = new StringWriter(); final PrintWriter pw = new PrintWriter(sw)) {
            t.printStackTrace(pw);
            pw.flush();
            return systemHelper.abbreviateLongText(sw.toString());

            throwValidationErrorApi(messages -> messages.addErrorsFailedToUploadProtwordsFile(GLOBAL));
            return null;
        });
        try (InputStream inputStream = form.kuromojiFile.getInputStream()) {
            file.update(inputStream);
        } catch (final IOException e) {
            logger.warn("Failed to process a request.", e);

            throwValidationErrorApi(messages -> messages.addErrorsFailedToUploadProtwordsFile(GLOBAL));
            return null;
        });
        try (InputStream inputStream = form.protwordsFile.getInputStream()) {
            file.update(inputStream);
        } catch (final IOException e) {
            logger.warn("Failed to process a request.", e);

    }

    public void test_execute_withNonWildcardQuery() {
        QueryContext queryContext = new QueryContext("test", false);
        TermQuery termQuery = new TermQuery(new Term("title", "test"));

        try {
            queryCommand.execute(queryContext, termQuery, 1.0f);
            fail("Should throw InvalidQueryException");
        } catch (InvalidQueryException e) {
            // Expected exception

  private static final LazyLogger log = new LazyLogger(AggregateFutureState.class);

  static {
    AtomicHelper helper;
    Throwable thrownReflectionFailure = null;
    try {
      helper = new SafeAtomicHelper();
    } catch (Throwable reflectionFailure) { // sneaky checked exception
      // Some Android 5.0.x Samsung devices have bugs in JDK reflection APIs that cause

        // Given
        String originalValue = System.getProperty("jcifs.smb.client.domain");
        System.setProperty("jcifs.smb.client.domain", "systemdomain");

        try {
            Properties props = new Properties();
            props.setProperty("jcifs.smb.client.domain", "propsdomain");

            // When

        //
        request = new ArtifactResolutionRequest()
                .setArtifact(artifact)
                .setResolveRoot(true)
                .setResolveTransitively(true);

        try {
            result = repositorySystem.resolve(request);
            resolutionErrorHandler.throwErrors(request, result);
        } catch (Exception e) {
            assertTrue(result.hasMissingArtifacts());
        }

        CloseableUtil.closeQuietly(in);
        logger.info(content);
        assertTrue(content.contains("テスト"));
    }

    public void test_getText_null() {
        try {
            jodExtractor.getText(null, null);
            fail();
        } catch (CrawlerSystemException e) {
            // NOP
        }
    }

    // java.lang.IllegalArgumentException: Log tag "okhttp3.mockwebserver.MockWebServer" exceeds limit of 23 characters
    return knownLoggers[loggerName] ?: loggerName.take(23)
  }

  fun enable() {
    try {
      for ((logger, tag) in knownLoggers) {
        enableLogging(logger, tag)
      }
    } catch (re: RuntimeException) {
      System.err.println("Possibly running android unit test without robolectric")

     *
     * @return a byte buffer for SMB operations
     * @throws IllegalStateException if buffer size exceeds maximum allowed
     */
    static public byte[] getBuffer() {
        // Try to get from cache first - O(1) operation
        byte[] buf = bufferQueue.poll();
        if (buf != null) {
            queueSize.decrementAndGet();
            return buf;
        }