pub trait Storage: Send + Sync {
// Required methods
fn set<'life0, 'life1, 'life2, 'async_trait>(
&'life0 self,
key: &'life1 str,
value: &'life2 [u8],
) -> Pin<Box<dyn Future<Output = Result<(), StorageError>> + Send + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait,
'life1: 'async_trait,
'life2: 'async_trait;
fn get<'life0, 'life1, 'async_trait>(
&'life0 self,
key: &'life1 str,
) -> Pin<Box<dyn Future<Output = Result<Option<Vec<u8>>, StorageError>> + Send + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait,
'life1: 'async_trait;
fn delete<'life0, 'life1, 'async_trait>(
&'life0 self,
key: &'life1 str,
) -> Pin<Box<dyn Future<Output = Result<(), StorageError>> + Send + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait,
'life1: 'async_trait;
fn list<'life0, 'life1, 'async_trait>(
&'life0 self,
prefix: Option<&'life1 str>,
) -> Pin<Box<dyn Future<Output = Result<Vec<String>, StorageError>> + Send + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait,
'life1: 'async_trait;
fn exists<'life0, 'life1, 'async_trait>(
&'life0 self,
key: &'life1 str,
) -> Pin<Box<dyn Future<Output = Result<bool, StorageError>> + Send + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait,
'life1: 'async_trait;
}
Expand description
Storage trait for persistent data
Required Methods§
Sourcefn set<'life0, 'life1, 'life2, 'async_trait>(
&'life0 self,
key: &'life1 str,
value: &'life2 [u8],
) -> Pin<Box<dyn Future<Output = Result<(), StorageError>> + Send + 'async_trait>>where
Self: 'async_trait,
'life0: 'async_trait,
'life1: 'async_trait,
'life2: 'async_trait,
fn set<'life0, 'life1, 'life2, 'async_trait>(
&'life0 self,
key: &'life1 str,
value: &'life2 [u8],
) -> Pin<Box<dyn Future<Output = Result<(), StorageError>> + Send + 'async_trait>>where
Self: 'async_trait,
'life0: 'async_trait,
'life1: 'async_trait,
'life2: 'async_trait,
Store a value with a key
Sourcefn get<'life0, 'life1, 'async_trait>(
&'life0 self,
key: &'life1 str,
) -> Pin<Box<dyn Future<Output = Result<Option<Vec<u8>>, StorageError>> + Send + 'async_trait>>where
Self: 'async_trait,
'life0: 'async_trait,
'life1: 'async_trait,
fn get<'life0, 'life1, 'async_trait>(
&'life0 self,
key: &'life1 str,
) -> Pin<Box<dyn Future<Output = Result<Option<Vec<u8>>, StorageError>> + Send + 'async_trait>>where
Self: 'async_trait,
'life0: 'async_trait,
'life1: 'async_trait,
Retrieve a value by key
Sourcefn delete<'life0, 'life1, 'async_trait>(
&'life0 self,
key: &'life1 str,
) -> Pin<Box<dyn Future<Output = Result<(), StorageError>> + Send + 'async_trait>>where
Self: 'async_trait,
'life0: 'async_trait,
'life1: 'async_trait,
fn delete<'life0, 'life1, 'async_trait>(
&'life0 self,
key: &'life1 str,
) -> Pin<Box<dyn Future<Output = Result<(), StorageError>> + Send + 'async_trait>>where
Self: 'async_trait,
'life0: 'async_trait,
'life1: 'async_trait,
Delete a value by key