public static final String SYSTEM_USER = "system";

    public static final String EMPTY_USER_ID = "<empty>";

    public static final String CRAWLER_PROCESS_COMMAND_THREAD_DUMP = "thread_dump";

    public static final String FESS_THUMBNAIL_PATH = "fess.thumbnail.path";

    public static final String FESS_VAR_PATH = "fess.var.path";

yName","filter","attrId","find","getAttributeNode","tag","tmp","input","innerHTML","matchesSelector","webkitMatchesSelector","mozMatchesSelector","oMatchesSelector","msMatchesSelector","disconnectedMatch","compareDocumentPosition","adown","bup","compare","sortDetached","aup","ap","bp","unshift","expr","elements","attr","specified","sel","uniqueSort","duplicates","detectDuplicates","sortStable","textContent","firstChild","nodeValue","selectors","createPseudo","relative",">"," ","+","~","preFilter...

        fi
        return $?
    fi
}

# Print command line usage / help
usage() {
    echo "Usage: $0 [-vdh] [-p pidfile] [-D prop] [-X prop]"
    echo "Start fess."
    echo "    -d            daemonize (run in background)"
    echo "    -p pidfile    write PID to <pidfile>"
    echo "    -h"
    echo "    --help        print command line options"
    echo "    -v            print fess version, then exit"

        final JobProcess jobProcess = runningProcessMap.get(sessionId);
        if (jobProcess == null) {
            throw new JobNotFoundException("Job for " + sessionId + " is not found.");
        }
        try {
            final OutputStream out = jobProcess.getProcess().getOutputStream();
            IOUtils.write(command + "\n", out, Constants.CHARSET_UTF_8);

        final String id = form.id;
        crawlingInfoService.getCrawlingInfo(id).ifPresent(entity -> {
            try {
                processHelper.sendCommand(entity.getSessionId(), Constants.CRAWLER_PROCESS_COMMAND_THREAD_DUMP);
                saveInfo(messages -> messages.addSuccessPrintThreadDump(GLOBAL));
            } catch (final Exception e) {
                logger.warn("Failed to print a thread dump.", e);

target_file=$(echo "$url" | sed -e "s#^file:/*#/#g")

check_command() {
  cmd=$1
  cmd_path=$(command -v "${cmd}")
  if [[ ! -e "${cmd_path}" ]] ; then
    echo "${cmd} does not exist."
    exit 1
  fi
}

if [[ x"$HOME" = "x/root" ]] ; then
  HOME=/var/lib/fess
fi

if [[ x"${cmd_type}" = "xmsoffice" ]] ; then
  check_command convert
  check_command pdftoppm
  check_command unoconv
  tmp_pdf_file=/tmp/thumbnail.$$.pdf

        if (commands == null || commands.length == 0) {
            throw new CommandExecutionException("command is empty.");
        }

        if (logger.isInfoEnabled()) {
            logger.info("Command: {}", String.join(" ", commands));
        }

        final String[] cmds = stream(commands).get(stream -> stream.map(s -> {
            if ("$USERNAME".equals(s)) {

        final String commandTimeoutStr = fessConfig.getSystemProperty("thumbnail.command.timeout");
        if (commandTimeoutStr != null) {
            commandTimeout = Long.valueOf(commandTimeoutStr);
        }
        final String commandDestroyTimeoutStr = fessConfig.getSystemProperty("thumbnail.command.destroy.timeout");
        if (commandDestroyTimeoutStr != null) {