Struct VisionCache 

pub struct VisionCache { /* private fields */ }

In-memory cache for OCR results.

Implementations

impl VisionCache

pub fn new() -> Self

Create a new cache with default settings. Default TTL: 1 hour, Max size: 100 entries.

pub fn with_ttl(ttl: Duration) -> Self

Create a cache with custom TTL.

pub fn with_max_size(max_size: usize) -> Self

Create a cache with custom max size.

pub fn get(&self, key: &CacheKey) -> Option<OcrResult>

Get a cached result.

pub fn set(&self, key: CacheKey, result: OcrResult)

Store a result in the cache.

pub fn set_with_ttl(&self, key: CacheKey, result: OcrResult, ttl: Duration)

Store a result with custom TTL.

pub fn clear(&self)

Clear all cached entries.

pub fn len(&self) -> usize

Get the number of cached entries.

pub fn is_empty(&self) -> bool

Check if the cache is empty.

pub fn stats(&self) -> CacheStats

Get cache statistics.

Trait Implementations

impl Clone for VisionCache

fn clone(&self) -> VisionCache

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for VisionCache

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

Formats the value using the given formatter.

impl Default for VisionCache

fn default() -> Self

Returns the “default value” for a type.