Struct FilePersistence 

pub struct FilePersistence { /* private fields */ }

FilePersistence - File-based graph storage

Implementations

impl FilePersistence

pub fn new(directory: impl Into<PathBuf>) -> Result<Self, PersistenceError>

Create a new file persistence instance

Trait Implementations

impl Default for FilePersistence

fn default() -> Self

Returns the “default value” for a type.

impl GraphPersistence for FilePersistence

fn save<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, id: &'life1 str, definition: &'life2 GraphDefinition, ) -> Pin<Box<dyn Future<Output = Result<(), PersistenceError>> + Send + 'async_trait>>

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

Save a graph definition with the given ID

fn load<'life0, 'life1, 'async_trait>( &'life0 self, id: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<GraphDefinition, PersistenceError>> + Send + 'async_trait>>

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

Load a graph definition by ID

fn delete<'life0, 'life1, 'async_trait>( &'life0 self, id: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<(), PersistenceError>> + Send + 'async_trait>>

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

Delete a graph definition by ID

fn exists<'life0, 'life1, 'async_trait>( &'life0 self, id: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<bool, PersistenceError>> + Send + 'async_trait>>

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

Check if a graph definition exists

fn list<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<Vec<String>, PersistenceError>> + Send + 'async_trait>>

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

List all stored graph IDs