validateApi(body, messages -> {});
        CommonPoolUtil.execute(() -> {
            try (Reader reader = new BufferedReader(new InputStreamReader(body.elevateWordFile.getInputStream(), getCsvEncoding()))) {
                elevateWordService.importCsv(reader);
                suggestHelper.storeAllElevateWords(false);
            } catch (final Exception e) {

        validateApi(body, messages -> {});
        CommonPoolUtil.execute(() -> {
            try (Reader reader = new BufferedReader(new InputStreamReader(body.badWordFile.getInputStream(), getCsvEncoding()))) {
                badWordService.importCsv(reader);
                suggestHelper.storeAllBadWords(false);
            } catch (final Exception e) {

            try {
                try (Writer writer = new BufferedWriter(new OutputStreamWriter(Files.newOutputStream(tempFile), getCsvEncoding()))) {
                    badWordService.exportCsv(writer);
                } catch (final Exception e) {
                    logger.warn("Failed to process a request.", e);

            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);