final long startTime = SystemUtil.currentTimeMillis();
                            responseData = client.execute(
                                    RequestDataBuilder.newRequestData().method(urlQueue.getMethod()).url(urlQueue.getUrl()).build());
                            responseData.setExecutionTime(SystemUtil.currentTimeMillis() - startTime);

import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.InputStreamThread;
import org.codelibs.fess.util.JobProcess;
import org.codelibs.fess.util.ResourceUtil;
import org.codelibs.fess.util.SystemUtil;

import jakarta.servlet.ServletContext;

public class GenerateThumbnailJob extends ExecJob {
    static final Logger logger = LogManager.getLogger(GenerateThumbnailJob.class);

    protected int numOfThreads = 1;

import org.codelibs.fess.timer.HotThreadMonitorTarget;
import org.codelibs.fess.timer.SystemMonitorTarget;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.SystemUtil;
import org.codelibs.fess.util.ThreadDumpUtil;
import org.dbflute.mail.send.hook.SMailCallbackContext;
import org.kohsuke.args4j.CmdLineException;
import org.kohsuke.args4j.CmdLineParser;
import org.kohsuke.args4j.Option;

    private static final String FESS_APP_DOCKER = "docker";

    protected ResourceUtil() {
        // nothing
    }

    public static String getFesenHttpUrl() {
        final String url = SystemUtil.getSearchEngineHttpAddress();
        if (url != null) {
            return url;
        }
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return fessConfig.getFesenHttpUrl();
    }

                case UNAUTHORIZED:
                    logger.warn("[{}] Unauthorized access: {}", i, SystemUtil.getSearchEngineHttpAddress(), cause);
                    break;
                default:
                    logger.debug("[{}][{}] Failed to access to Fesen ({})", i, status, SystemUtil.getSearchEngineHttpAddress(), cause);
                    break;
                }