Trait settings_storage::storage_factory::StorageAccess

pub trait StorageAccess {
    type Storage;

    const STORAGE_KEYS: &'static [&'static str];
}

A trait for describing which storages an item needs access to. See StashDeviceStorageFactory::initialize for usage.

Example

impl DeviceStorageCompatible for StorageItem {
   // ...
   const KEY: &'static str = "some_key";
}

impl StorageAccess for SomeItem {
    type Storage = DeviceStorage;
    const STORAGE_KEYS: &'static [&'static str] = &[StorageItem::KEY];
}

Required Associated Types

type Storage

Required Associated Constants

const STORAGE_KEYS: &'static [&'static str]

This field should be populated by keys that are used by the corresponding storage mechanism.

Object Safety

This trait is not object safe.

Implementors