Struct SmartCacheManager

pub struct SmartCacheManager {
    l1_cache: LRUCache<u64, CachedTranslation>,
    l2_cache: FrequencyWeightedCache<u64, CachedTranslation>,
    stats: CacheStats,
    config: CacheConfig,
    predictor: CachePredictor,
}

智能缓存管理器

Fields

l1_cache: LRUCache<u64, CachedTranslation>

L1缓存：最近使用的翻译（快速访问）

l2_cache: FrequencyWeightedCache<u64, CachedTranslation>

L2缓存：频率权重缓存（中等频率访问）

stats: CacheStats

缓存统计

config: CacheConfig

配置

predictor: CachePredictor

预测器

Implementations

impl SmartCacheManager

pub async fn new( translation_config: &TranslationConfig, ) -> TranslationResult<Self>

创建新的智能缓存管理器

pub async fn get(&mut self, text: &str) -> TranslationResult<Option<String>>

获取翻译（智能缓存查找）

pub async fn set( &mut self, text: &str, translation: String, ) -> TranslationResult<()>

设置翻译到缓存

pub async fn preload( &mut self, translations: Vec<(String, String)>, ) -> TranslationResult<()>

批量预热缓存

pub fn stats(&self) -> &CacheStats

获取缓存统计

pub async fn cleanup_expired(&mut self) -> TranslationResult<()>

清理过期缓存

fn hash_text(&self, text: &str) -> u64

计算文本哈希

fn should_cache_in_l1(&self, text: &str) -> bool

判断是否应该缓存到L1

async fn check_memory_usage(&mut self) -> TranslationResult<()>

检查内存使用