}
            }
        }

        if (changed) {
            getLogger().debug("Repairing metadata in " + metadataFile);

            try (OutputStream out = Files.newOutputStream(metadataFile.toPath())) {
                new MetadataStaxWriter().write(out, metadata.getDelegate());
            } catch (IOException | XMLStreamException e) {

                }

                getLogger().debug("Writing resolution-state to: " + touchfile);
                channel.truncate(0);
                props.store(Channels.newOutputStream(channel), "Last modified on: " + new Date());

                lock.release();
                lock = null;

                channel.close();
                channel = null;

      assertThrows(IOException.class, () -> okSource.copyTo(new TestByteSink(option)));
      // ensure stream was closed IF it was opened (depends on implementation whether or not it's
      // opened at all if sink.newOutputStream() throws).
      assertTrue(
          "stream not closed when copying to sink with option: " + option,
          !okSource.wasStreamOpened() || okSource.wasStreamClosed());
    }
  }

            final Path tempFile = ComponentUtil.getSystemHelper().createTempFile("fess-elevate-", ".csv").toPath();
            try {
                try (Writer writer = new BufferedWriter(new OutputStreamWriter(Files.newOutputStream(tempFile), getCsvEncoding()))) {
                    elevateWordService.exportCsv(writer);
                } catch (final Exception e) {
                    logger.warn("Failed to process a request.", e);

      assertThrows(IOException.class, () -> okSource.copyTo(new TestByteSink(option)));
      // ensure stream was closed IF it was opened (depends on implementation whether or not it's
      // opened at all if sink.newOutputStream() throws).
      assertTrue(
          "stream not closed when copying to sink with option: " + option,
          !okSource.wasStreamOpened() || okSource.wasStreamClosed());
    }
  }