presto-plugin-toolkit/src/main/java/io/prestosql/plugin/base/security/FileBasedAccessControlConfig.java/FileBasedAccessControlConfig/setRefreshPeriod
class FileBasedAccessControlConfig:    @Config(SECURITY_REFRESH_PERIOD)
    public FileBasedAccessControlConfig setRefreshPeriod(Duration refreshPeriod)
    {
        this.refreshPeriod = refreshPeriod;
        return this;
    }