}

    /**
     * Checks if the properties file has been updated since the last load.
     *
     * @return {@code true} if the file has been updated, {@code false} otherwise.
     */
    public boolean isUpdated() {
        final long now = System.currentTimeMillis();
        if (now - lastChecked < checkInterval) {
            lastChecked = now;
            return false;
        }
        lastChecked = now;

	if cfgTarget != madmin.Default {
		// This cannot give an error at this point.
		subSysTargets, _ := s.GetAvailableTargets(subSys)
		subSysTargetsSet := set.CreateStringSet(subSysTargets...)
		if isUpdate && !subSysTargetsSet.Contains(cfgTarget) {
			return ErrAdminConfigIDPCfgNameDoesNotExist
		}
		if !isUpdate && subSysTargetsSet.Contains(cfgTarget) {

        this.env = env;
        this.settings = settings;
        this.expand = expand;
        this.analyzer = analyzer;

        createSynonymMap(false);
    }

    public boolean isUpdate(final long time) {
        if (System.currentTimeMillis() - lastChecked > reloadInterval) {
            lastChecked = System.currentTimeMillis();
            final long timestamp = reloadableFile.lastModified();

        prevToken = null;
        readBufferIndex = BUFFER_SIZE;
        readBufferLen = 0;
        ch = 0;
        blkStart = 0;
        nextBlkStart = 0;
        if (synonymLoader != null && synonymLoader.isUpdate(lastModified)) {
            lastModified = synonymLoader.getLastModified();
            final SynonymMap map = synonymLoader.getSynonymMap();
            if (map != null) {
                synonymMap = map;