Struct MemDataStore

pub struct MemDataStore { /* private fields */ }

Describes an in-memory DataStore.

Implementations

impl MemDataStore

pub fn new(_: PathBuf) -> Self

Trait Implementations

impl DataStore for MemDataStore

fn init<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

fn contains<'life0, 'life1, 'async_trait>( &'life0 self, key: &'life1 [u8], ) -> Pin<Box<dyn Future<Output = Result<bool, Error>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Checks if a key is present in the datastore.

fn get<'life0, 'life1, 'async_trait>( &'life0 self, key: &'life1 [u8], ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<u8>>, Error>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Returns the value associated with a key from the datastore.

fn put<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, key: &'life1 [u8], value: &'life2 [u8], ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

Puts the value under the key in the datastore.

fn remove<'life0, 'life1, 'async_trait>( &'life0 self, key: &'life1 [u8], ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Removes a key-value pair from the datastore.

fn iter<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = BoxStream<'static, (Vec<u8>, Vec<u8>)>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Iterate over the k/v of the datastore

fn open<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

👎Deprecated

impl Debug for MemDataStore

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for MemDataStore

fn default() -> MemDataStore

Returns the “default value” for a type.

impl PinStore for MemDataStore

fn is_pinned<'life0, 'life1, 'async_trait>( &'life0 self, block: &'life1 Cid, ) -> Pin<Box<dyn Future<Output = Result<bool, Error>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

fn insert_direct_pin<'life0, 'life1, 'async_trait>( &'life0 self, target: &'life1 Cid, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

fn remove_direct_pin<'life0, 'life1, 'async_trait>( &'life0 self, target: &'life1 Cid, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

fn insert_recursive_pin<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, target: &'life1 Cid, refs: BoxStream<'life2, Result<Cid, IpldRefsError>>, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

fn remove_recursive_pin<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, target: &'life1 Cid, refs: BoxStream<'life2, Result<Cid, IpldRefsError>>, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

fn list<'life0, 'async_trait>( &'life0 self, requirement: Option<PinMode>, ) -> Pin<Box<dyn Future<Output = BoxStream<'static, Result<(Cid, PinMode), Error>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

fn query<'life0, 'async_trait>( &'life0 self, cids: Vec<Cid>, requirement: Option<PinMode>, ) -> Pin<Box<dyn Future<Output = Result<Vec<(Cid, PinKind<Cid>)>, Error>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Returns error if any of the ids isn’t pinned in the required type, otherwise returns the pin details if all of the cids are pinned in one way or the another.