Struct InMemoryTupleStore 

pub struct InMemoryTupleStore { /* private fields */ }

A simple, in-memory implementation of the TupleStore trait using a HashSet.

Trait Implementations

impl Debug for InMemoryTupleStore

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

Formats the value using the given formatter.

impl Default for InMemoryTupleStore

fn default() -> InMemoryTupleStore

Returns the “default value” for a type.

impl TupleStore for InMemoryTupleStore

fn read_tuples( &self, object: &Object, relation: Option<&Relation>, user: Option<&User>, ) -> Vec<RelationTuple>

Reads tuples from the store, with optional filtering.

fn write_tuple(&mut self, tuple: RelationTuple) -> Result<(), String>

Writes a single tuple to the store.

fn delete_tuple(&mut self, tuple: &RelationTuple) -> Result<(), String>

Deletes a single tuple from the store.

fn all_tuples(&self) -> Vec<RelationTuple>

Returns all tuples currently stored.

fn replace_all(&mut self, tuples: Vec<RelationTuple>)

Replaces all tuples currently stored.