presto-plugin-toolkit/src/main/java/io/prestosql/plugin/base/security/FileBasedAccessControlConfig.java/FileBasedAccessControlConfig/setConfigFile
class FileBasedAccessControlConfig:    @Config(SECURITY_CONFIG_FILE)
    public FileBasedAccessControlConfig setConfigFile(String configFile)
    {
        this.configFile = configFile;
        return this;
    }