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

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

import { CacheConfig, TranslationResult, SupportedLanguage } from './types';
/**
 * 缓存管理器
 * 负责翻译结果的缓存存储和检索
 */
export declare class CacheManager {
    private config;
    private memoryCache;
    private hits;
    private misses;
    constructor(config: CacheConfig);
    /**
     * 获取缓存的翻译
     * @param text 原文本
     * @param from 源语言
     * @param to 目标语言
     * @returns 缓存的翻译结果，如果没有则返回null
     */
    get(text: string, from: SupportedLanguage, to: SupportedLanguage): Promise<TranslationResult | null>;
    /**
     * 设置缓存
     * @param text 原文本
     * @param from 源语言
     * @param to 目标语言
     * @param result 翻译结果
     */
    set(text: string, from: SupportedLanguage, to: SupportedLanguage, result: TranslationResult): Promise<void>;
    /**
     * 清除缓存
     * @param pattern 可选的匹配模式
     */
    clear(pattern?: string): Promise<void>;
    /**
     * 获取缓存统计信息
     * @returns 缓存统计
     */
    getStats(): CacheStats;
    /**
     * 清理过期缓存
     */
    cleanup(): Promise<void>;
    /**
     * 生成缓存键
     */
    private generateCacheKey;
    /**
     * 简单的字符串哈希函数
     */
    private hashString;
    /**
     * 从内存缓存获取
     */
    private getFromMemory;
    /**
     * 设置到内存缓存
     */
    private setToMemory;
    /**
     * 从localStorage获取
     */
    private getFromLocalStorage;
    /**
     * 设置到localStorage
     */
    private setToLocalStorage;
    /**
     * 估算对象大小（字节）
     */
    private estimateSize;
    /**
     * 计算内存利用率（0-1）
     * - memory: 使用内存缓存条目数 / maxSize
     * - localStorage: 使用统计得到的 totalItems / maxSize
     */
    private calculateMemoryUtilization;
}
export interface CacheStats {
    totalItems: number;
    totalSize: number;
    expiredItems: number;
    hits: number;
    misses: number;
    hitRate: number;
    memoryUtilization: number;
    type: string;
    memoryUsageMB?: number;
    memoryLimitMB?: number;
    hotItems?: number;
    coldItems?: number;
    averageAccessCount?: number;
}
//# sourceMappingURL=cache-manager.d.ts.map