// ===================================================================================
    //                                                                           Attribute
    //                                                                           =========
    /** Helper for key match operations. */
    @Resource
    private KeyMatchHelper keyMatchHelper;

        for (MavenProject p : projectsInRequestScope) {
            if ("bom".equals(p.getPackaging())) {
                LOGGER.info(
                        "The packaging attribute of the '{}' project is configured as 'bom' and changed to 'pom'",
                        p.getName());
                p.setPackaging("pom");
            }
        }
    }

Indem Sie von `str` erben, weiß die API-Dokumentation, dass die Werte vom Typ `str` sein müssen, und wird in der Lage sein, korrekt zu rendern.

Erstellen Sie dann Klassen-Attribute mit festgelegten Werten, welches die erlaubten Werte sein werden:

{* ../../docs_src/path_params/tutorial005_py39.py hl[1,6:9] *}


/// tip | Tipp

    // ===================================================================================
    //                                                                           Attribute
    //                                                                           =========
    /** accessType */
    protected String accessType;

    /** clientIp */
    protected String clientIp;

    // ===================================================================================
    //                                                                           Attribute
    //                                                                           =========
    protected List<AbstractAggregationBuilder<?>> aggregationAggregationBuilderList;

func (h *FileHeader) SetMode(mode fs.FileMode) {
	h.CreatorVersion = h.CreatorVersion&0xff | creatorUnix<<8
	h.ExternalAttrs = fileModeToUnixMode(mode) << 16

	// set MSDOS attributes too, as the original zip does.
	if mode&fs.ModeDir != 0 {
		h.ExternalAttrs |= msdosDir
	}
	if mode&0200 == 0 {
		h.ExternalAttrs |= msdosReadOnly
	}
}

    // ===================================================================================
    //                                                                           Attribute
    //                                                                           =========
    @Resource
    private CrawlingInfoService crawlingInfoService;
    @Resource
    private CrawlingInfoPager crawlingInfoPager;

    public static final String ROLE = "admin-failureurl";

    // ===================================================================================
    //                                                                           Attribute
    //                                                                           =========
    @Resource
    private FailureUrlService failureUrlService;
    @Resource
    private FailureUrlPager failureUrlPager;

    // ===================================================================================
    //                                                                           Attribute
    //                                                                           =========
    @Resource
    private DataConfigService dataConfigService;

    public static final String ROLE = "admin-joblog";

    // ===================================================================================
    //                                                                           Attribute
    //                                                                           =========
    /** Service for job log operations. */
    @Resource
    private JobLogService jobLogService;