Struct persistentcache::storage::file::FileStorage

pub struct FileStorage { /* fields omitted */ }

FileStorage struct

Methods

impl FileStorage

pub fn new(path: &str) -> Result<Self, Error>

Creates the path directory and returns a FileStorage struct.

Example

use persistentcache::storage::file::FileStorage;

let s = FileStorage::new(".example_dir").unwrap();

Trait Implementations

impl PersistentCache for FileStorage

fn get(&mut self, name: &str) -> Result<Vec<u8>, Error>

Returns the value corresponding to the variable name.

fn set(&mut self, name: &str, val: &[u8]) -> Result<(), Error>

Writes the data of type &[u8] in array val to the file corresponding to the variable name.

fn flush(&mut self) -> Result<(), Error>

Delete all variables stored in path (see new()) which start with PREFIX_.