try {
                join();
            } catch (final InterruptedException e) {
                if (logger.isDebugEnabled()) {
                    logger.debug("Interrupted.", e);
                }
            }
        }

        public void awaitTermination(final long mills) {
            try {
                join(mills);
            } catch (final InterruptedException e) {

            final InputStreamThread it = jobProcess.getInputStreamThread();
            it.start();

            final Process currentProcess = jobProcess.getProcess();
            currentProcess.waitFor();
            it.join(5000);

            final int exitValue = currentProcess.exitValue();

            if (logger.isInfoEnabled()) {
                logger.info("Python: Exit Code={} - Process Output:\n{}", exitValue, it.getOutput());

                metaDataMap.put(key, values);

                // meta -> content
                if (fessConfig.isCrawlerMetadataContentIncluded(key)) {
                    final String joinedValue = StringUtils.join(values, ' ');
                    if (StringUtil.isNotBlank(joinedValue)) {
                        if (contentMetaBuf.length() > 0) {
                            contentMetaBuf.append(' ');
                        }

    }

    public String toLineString() {
        if (isUpdated()) {
            return StringUtils.join(newInput);
        }
        return StringUtils.join(input);
    }

            final float boost, final String field, final String[] texts) {
        final String text = String.join(" ", texts);

        if (Constants.DEFAULT_FIELD.equals(field)) {
            context.addFieldLog(field, text);
            stream(texts).of(stream -> stream.forEach(t -> context.addHighlightedQuery(t)));

    }

    public String toLineString() {
        if (isUpdated()) {
            return StringUtils.join(newInputs, ",") + "=>" + newOutput;
        }
        return StringUtils.join(inputs, ",") + "=>" + output;
    }

            cmdList.add(StringUtils.join(webConfigIds, ','));
        }
        if (fileConfigIds != null && fileConfigIds.length > 0) {
            cmdList.add("-f");
            cmdList.add(StringUtils.join(fileConfigIds, ','));
        }
        if (dataConfigIds != null && dataConfigIds.length > 0) {
            cmdList.add("-d");
            cmdList.add(StringUtils.join(dataConfigIds, ','));
        }

                return StringUtils.join(newInputs, ",");
            }
            return StringUtils.join(newInputs, ",") + "=>" + StringUtils.join(newOutputs, ",");
        }
        if (Arrays.equals(inputs, outputs)) {
            return StringUtils.join(inputs, ",");
        }
        return StringUtils.join(inputs, ",") + "=>" + StringUtils.join(outputs, ",");
    }

            params.put("Referer", e.getReferer());
            params.put("Languages", e.getLanguages());
            params.put("Virtual Host", e.getVirtualHost());
            params.put("Roles", e.getRoles() != null ? String.join(" ", e.getRoles()) : StringUtil.EMPTY);
            params.put("User Agent", e.getUserAgent());
            e.getSearchFieldLogList().stream().forEach(p -> {
                params.put(p.getFirst(), p.getSecond());

    }

    private void assertArrays(final String[] expected, final String[] actual) {
        Arrays.sort(expected);
        Arrays.sort(actual);
        assertEquals(String.join(",", expected), String.join(",", actual));
    }