@dbs-portal/core-api/dist/cache/storage-cache.d.ts

HTTP client and API utilities for DBS Portal

/**
 * Browser storage cache implementation
 */
import type { CacheEntry } from '../types';
import type { CacheStorage } from './cache-manager';
/**
 * Browser storage cache implementation (localStorage/sessionStorage)
 */
export declare class StorageCache implements CacheStorage {
    private storage;
    private prefix;
    constructor(storageType?: 'localStorage' | 'sessionStorage');
    /**
     * Gets a cache entry
     */
    get<T>(key: string): CacheEntry<T> | null;
    /**
     * Sets a cache entry
     */
    set<T>(key: string, entry: CacheEntry<T>): void;
    /**
     * Deletes a cache entry
     */
    delete(key: string): void;
    /**
     * Clears all cache entries
     */
    clear(): void;
    /**
     * Gets the number of cached entries
     */
    size(): number;
    /**
     * Gets all cache keys
     */
    keys(): string[];
    /**
     * Gets all cache entries
     */
    entries(): Array<[string, CacheEntry]>;
    /**
     * Checks if a key exists in cache
     */
    has(key: string): boolean;
    /**
     * Gets storage usage information
     */
    getStorageInfo(): {
        used: number;
        available: number;
        total: number;
    };
    /**
     * Cleans up expired entries
     */
    cleanup(): number;
    /**
     * Evicts oldest entries
     */
    evictOldest(count: number): string[];
    /**
     * Checks if error is quota exceeded
     */
    private isQuotaExceededError;
    /**
     * Gets cache statistics
     */
    getStats(): {
        size: number;
        storageUsed: number;
        storageAvailable: number;
        hitRate: number;
    };
    /**
     * Exports cache data
     */
    export(): Record<string, CacheEntry>;
    /**
     * Imports cache data
     */
    import(data: Record<string, CacheEntry>): void;
    /**
     * Checks if storage is available
     */
    isAvailable(): boolean;
    /**
     * Gets storage type
     */
    getStorageType(): 'localStorage' | 'sessionStorage' | 'unavailable';
}
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