@ui18n/angular/dist/core/src/optimized-cache-manager.d.ts

🅰️ Modern Angular internationalization with standalone components, signals, and dependency injection support for Angular 15+

import { CacheConfig, TranslationResult, SupportedLanguage } from './types';
/**
 * 优化的缓存管理器
 * 实现LRU策略、内存限制、智能清理和多层持久化缓存
 */
export declare class OptimizedCacheManager {
    private config;
    private memoryCache;
    private persistentCache?;
    private hits;
    private misses;
    private memoryUsage;
    private maxMemoryMB;
    private cleanupInterval?;
    private isNode;
    constructor(config: CacheConfig);
    /**
     * 获取缓存的翻译
     */
    get(text: string, from: SupportedLanguage, to: SupportedLanguage): Promise<TranslationResult | null>;
    /**
     * 设置缓存
     */
    set(text: string, from: SupportedLanguage, to: SupportedLanguage, result: TranslationResult): Promise<void>;
    /**
     * 从优化的内存缓存获取
     */
    private getFromOptimizedMemory;
    /**
     * 设置到优化的内存缓存
     */
    private setToOptimizedMemory;
    /**
     * 智能淘汰策略
     */
    private performSmartEviction;
    /**
     * 更新内存使用量
     */
    private updateMemoryUsage;
    /**
     * 估算项目大小
     */
    private estimateItemSize;
    /**
     * 获取缓存统计信息
     */
    getStats(): {
        hotItems: number;
        coldItems: number;
        averageAccessCount: number;
        totalItems: number;
        memoryUsageMB: number;
        memoryLimitMB: number;
        memoryUtilization: number;
        hits: number;
        misses: number;
        hitRate: number;
        type: "custom" | "hybrid" | "memory" | "localStorage" | "filesystem" | "indexeddb";
    };
    /**
     * 清理过期缓存
     */
    cleanup(): Promise<void>;
    /**
     * 启动定期清理
     */
    private startPeriodicCleanup;
    /**
     * 从localStorage获取（优化版）
     */
    private getFromLocalStorage;
    /**
     * 设置到localStorage（优化版）
     */
    private setToLocalStorage;
    /**
     * 智能清理localStorage
     */
    private cleanupLocalStorage;
    /**
     * 生成缓存键
     */
    private generateCacheKey;
    /**
     * 字符串哈希函数
     */
    private hashString;
    /**
     * 清除所有缓存
     */
    clear(pattern?: string): Promise<void>;
    /**
     * 初始化持久化缓存
     */
    private initializePersistentCache;
    /**
     * 从持久化缓存获取
     */
    private getFromPersistentCache;
    /**
     * 设置到持久化缓存
     */
    private setToPersistentCache;
    /**
     * 混合缓存获取 (内存优先，持久化备份)
     */
    private getFromHybridCache;
    /**
     * 混合缓存设置 (同时写入内存和持久化)
     */
    private setToHybridCache;
    /**
     * 销毁缓存管理器
     */
    destroy(): void;
}
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