Struct FileJsonCache 

pub struct FileJsonCache { /* private fields */ }

Implementations

impl FileJsonCache

pub fn new(dir: impl Into<PathBuf>, ttl: Duration) -> Self

pub fn ttl(&self) -> Duration

pub fn dir(&self) -> &Path

pub fn ensure_dir(&self) -> Result<()>

pub fn path_for(&self, key: &str) -> PathBuf

pub fn get<T: DeserializeOwned>(&self, key: &str) -> Option<T>

Read cached value when within TTL. Expired entries are removed.

pub fn set<T: Serialize>(&self, key: &str, value: &T) -> Result<()>

Store value in cache envelope.

Trait Implementations

impl Clone for FileJsonCache

fn clone(&self) -> FileJsonCache

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for FileJsonCache

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

Formats the value using the given formatter.