String INDEX_ADMIN_INTEGER_FIELDS = "index.admin.integer.fields";

    /** The key of the configuration. e.g. content_length,favorite_count,click_count */
    String INDEX_ADMIN_LONG_FIELDS = "index.admin.long.fields";

    /** The key of the configuration. e.g. boost */
    String INDEX_ADMIN_FLOAT_FIELDS = "index.admin.float.fields";

    /** The key of the configuration. e.g.  */

    protected int majorVersion;

    protected int minorVersion;

    protected String productVersion;

    protected long eolTime;

    private short systemCpuPercent;

    private long systemCpuCheckTime;

    private long systemCpuCheckInterval = 1000L;

    protected Map<String, Supplier<String>> updateConfigListenerMap = new HashMap<>();

index.log.index=fess_log

# doc management
index.admin.array.fields=lang,role,label,anchor,virtual_host
index.admin.date.fields=expires,created,timestamp,last_modified
index.admin.integer.fields=
index.admin.long.fields=content_length,favorite_count,click_count
index.admin.float.fields=boost
index.admin.double.fields=
index.admin.required.fields=url,title,role,boost

# timeout
index.search.timeout=3m