defaultDataMap.put(fessConfig.getIndexFieldExpires(), documentExpires);
        }
        // segment
        defaultDataMap.put(fessConfig.getIndexFieldSegment(), initParamMap.getAsString(Constants.SESSION_ID));
        // created
        defaultDataMap.put(fessConfig.getIndexFieldCreated(), systemHelper.getCurrentTime());
        // boost
        defaultDataMap.put(fessConfig.getIndexFieldBoost(), config.getBoost().toString());

                pb.directory(baseDir);
                pb.redirectErrorStream(true);
                final Map<String, String> environment = pb.environment();
                environment.put("SESSION_ID", sessionId);
                environment.put("OPENSEARCH_URL", SystemUtil.getSearchEngineHttpAddress());
            });

            final InputStreamThread it = jobProcess.getInputStreamThread();