Struct zng_ext_config::ReadOnlyConfig

pub struct ReadOnlyConfig<C: Config> { /* private fields */ }

Config wrapper that only provides read-only variables from the inner config.

Implementations

impl<C: Config> ReadOnlyConfig<C>

pub fn new(cfg: C) -> Self

New reading from cfg.

Trait Implementations

impl<C: Config> AnyConfig for ReadOnlyConfig<C>

fn get_raw( &mut self, key: ConfigKey, default: RawConfigValue, _: bool, shared: bool, ) -> BoxedVar<RawConfigValue>

Gets a weak typed variable to the config key.

fn contains_key(&mut self, key: ConfigKey) -> BoxedVar<bool>

Gets a read-only variable that tracks if an entry for the key is in the backing storage.

fn status(&self) -> BoxedVar<ConfigStatus>

Gets a read-only variable that represents the IO status of the config.

fn remove(&mut self, _key: &ConfigKey) -> bool

Removes the key from the backing storage.

fn low_memory(&mut self)

Cleanup and flush RAM caches.

impl<C: Config> Config for ReadOnlyConfig<C>

fn get<T: ConfigValue>( &mut self, key: impl Into<ConfigKey>, default: T, _: bool, ) -> BoxedVar<T>

Gets a variable that is bound to the config key.