Struct ListState 

pub struct ListState<B>
where
    B: StateBackend,
{ /* private fields */ }

List state (stores a list of values per key).

Implementations

impl<B> ListState<B>

where B: StateBackend,

pub fn new(backend: Arc<B>, namespace: String, key: Vec<u8>) -> Self

Create a new list state.

pub async fn get(&self) -> Result<Vec<Vec<u8>>>

Get all values in the list.

pub async fn add(&self, value: Vec<u8>) -> Result<()>

Add a value to the list.

pub async fn add_all(&self, values: Vec<Vec<u8>>) -> Result<()>

Add multiple values to the list.

pub async fn update(&self, values: Vec<Vec<u8>>) -> Result<()>

Update the entire list.

Trait Implementations

impl<B> KeyedState for ListState<B>

where B: StateBackend,

fn key(&self) -> &[u8]

Get the state key.

async fn clear(&self) -> Result<()>

Clear the state.