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![1678891955524](https://user-images.githubusercontent.com/31841743/225348655-2b03b0b0-2da0-4e34-bfd0-be07e6e54d60.jpg)
![1678891971675](https://user-images.githubusercontent.com/31841743/225348708-57f4df91-77c5-4b32-9e4e-cde573002ad2.jpg)
![image](https://user-images.githubusercontent.com/31841743/225348805-4a38363d-25c3-4245-ab33-ea1772c3f115.png)
可以看到按照图片顺序，properties中设置default属性，在我从configManager中打印的2个注册中心default值都为null,dubbo版本是3.0.12
* File for saving register center dynamic list
     */
    private String file;
    /**
     * Wait time before stop
     */
    private Integer wait;
    /**
     * Whether to check if register center is available when boot up
     */
    private Boolean check;
    /**
     * Whether to allow dynamic service to register on the register center
     */
    private Boolean dynamic;
    /**
     * Whether to allow exporting service on the register center
     */
    private Boolean register;
    /**
     * Whether to allow subscribing service on the register center
     */
    private Boolean subscribe;
    /**
     * The customized parameters
     */
    private Map<String, String> parameters;
    /**
     * Simple the registry. both useful for provider and consumer
     *