Struct RefreshScope 

pub struct RefreshScope { /* private fields */ }

RefreshScope — marks beans that should be refreshed when config changes. RefreshScope — 标记在配置更改时应刷新的 bean。

Equivalent to Spring Cloud’s @RefreshScope. 等价于 Spring Cloud 的 @RefreshScope。

Manages refreshable values and fires events when configuration changes. 管理可刷新值，并在配置更改时触发事件。

Implementations

impl RefreshScope

pub fn new() -> Self

Create a new empty RefreshScope / 创建新的空 RefreshScope

pub fn register(&self, key: impl Into<String>, initial_value: impl Into<String>)

Register a refreshable value / 注册可刷新值

pub fn get(&self, key: &str) -> Option<String>

Get the current value of a refreshable / 获取可刷新值的当前值

pub fn add_listener( &self, listener: impl Fn(&ConfigChangeEvent) + Send + Sync + 'static, )

Add a change listener / 添加变更监听器

pub fn fire_event(&self, event: &ConfigChangeEvent)

Fire a config change event and update the registered refreshables. 触发配置变更事件并更新已注册的可刷新值。

This method updates the refreshable value if registered, and notifies all registered listeners. 此方法更新已注册的可刷新值，并通知所有已注册的监听器。

pub fn refresh_all(&self, getter: impl Fn(&str) -> Option<String>)

Refresh all registered values with a provided getter function. 使用提供的 getter 函数刷新所有已注册的值。

The getter is called for each registered key to obtain the new value. 对每个已注册的键调用 getter 以获取新值。

pub fn len(&self) -> usize

Get the number of registered refreshables / 获取已注册的可刷新值数量

pub fn is_empty(&self) -> bool

Check if there are no refreshables / 检查是否没有可刷新值

Trait Implementations

impl Debug for RefreshScope

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for RefreshScope

fn default() -> Self

Returns the “default value” for a type.