Struct App

pub struct App { /* private fields */ }

Running Applications

Implementations

impl App

pub fn new() -> AppBuilder

Preparing to build the application

pub fn get_env(&self) -> Env

Currently active environment

• Env

pub fn global() -> Arc<App>

Returns an instance of the currently configured global App.

NOTE: This global App is initialized after the application is built, please use it when the app is running, don’t use it during the build process, such as during the plug-in build process.

Trait Implementations

impl ComponentRegistry for App

fn get_component_ref<T>(&self) -> Option<ComponentRef<T>>

where T: Any + Send + Sync,

Get the component reference of the specified type

fn get_component<T>(&self) -> Option<T>

where T: Clone + Send + Sync + 'static,

Get the component of the specified type

fn has_component<T>(&self) -> bool

where T: Any + Send + Sync,

Is there a component of the specified type in the registry?

fn get_expect_component_ref<T>(&self) -> ComponentRef<T>

where T: Clone + Send + Sync + 'static,

Get the component reference of the specified type. If the component does not exist, it will panic.

fn try_get_component_ref<T>(&self) -> Result<ComponentRef<T>>

where T: Clone + Send + Sync + 'static,

Get the component reference of the specified type. If the component does not exist, it will return AppError::ComponentNotExist.

fn get_expect_component<T>(&self) -> T

where T: Clone + Send + Sync + 'static,

Get the component of the specified type. If the component does not exist, it will panic.

fn try_get_component<T>(&self) -> Result<T>

where T: Clone + Send + Sync + 'static,

Get the component of the specified type. If the component does not exist, it will return AppError::ComponentNotExist.

impl ConfigRegistry for App

fn get_config<T>(&self) -> Result<T>

where T: DeserializeOwned + Configurable,

Get the configuration items according to the Configurable’s config_prefix

impl Default for App

fn default() -> App

Returns the “default value” for a type.