105 lines
3 KiB
TypeScript
105 lines
3 KiB
TypeScript
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/**
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* Operational Modes for Distributed Brainy
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* Defines different modes with optimized caching strategies
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*/
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import { OperationalMode, CacheStrategy, InstanceRole } from '../types/distributedTypes.js';
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/**
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* Base operational mode
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*/
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export declare abstract class BaseOperationalMode implements OperationalMode {
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abstract canRead: boolean;
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abstract canWrite: boolean;
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abstract canDelete: boolean;
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abstract cacheStrategy: CacheStrategy;
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/**
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* Validate operation is allowed in this mode
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*/
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validateOperation(operation: 'read' | 'write' | 'delete'): void;
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}
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/**
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* Read-only mode optimized for query performance
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*/
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export declare class ReaderMode extends BaseOperationalMode {
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canRead: boolean;
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canWrite: boolean;
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canDelete: boolean;
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cacheStrategy: CacheStrategy;
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/**
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* Get optimized cache configuration for readers
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*/
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getCacheConfig(): {
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hotCacheMaxSize: number;
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hotCacheEvictionThreshold: number;
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warmCacheTTL: number;
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batchSize: number;
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autoTune: boolean;
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autoTuneInterval: number;
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readOnly: boolean;
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};
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}
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/**
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* Write-only mode optimized for ingestion
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*/
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export declare class WriterMode extends BaseOperationalMode {
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canRead: boolean;
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canWrite: boolean;
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canDelete: boolean;
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cacheStrategy: CacheStrategy;
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/**
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* Get optimized cache configuration for writers
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*/
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getCacheConfig(): {
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hotCacheMaxSize: number;
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hotCacheEvictionThreshold: number;
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warmCacheTTL: number;
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batchSize: number;
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autoTune: boolean;
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writeOnly: boolean;
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};
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}
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/**
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* Hybrid mode that can both read and write
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*/
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export declare class HybridMode extends BaseOperationalMode {
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canRead: boolean;
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canWrite: boolean;
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canDelete: boolean;
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cacheStrategy: CacheStrategy;
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private readWriteRatio;
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/**
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* Get balanced cache configuration
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*/
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getCacheConfig(): {
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hotCacheMaxSize: number;
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hotCacheEvictionThreshold: number;
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warmCacheTTL: number;
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batchSize: number;
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autoTune: boolean;
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autoTuneInterval: number;
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};
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/**
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* Update cache strategy based on workload
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* @param readCount - Number of recent reads
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* @param writeCount - Number of recent writes
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*/
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updateWorkloadBalance(readCount: number, writeCount: number): void;
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}
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/**
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* Factory for creating operational modes
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*/
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export declare class OperationalModeFactory {
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/**
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* Create operational mode based on role
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* @param role - The instance role
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* @returns The appropriate operational mode
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*/
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static createMode(role: InstanceRole): BaseOperationalMode;
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/**
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* Create mode with custom cache strategy
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* @param role - The instance role
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* @param customStrategy - Custom cache strategy overrides
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* @returns The operational mode with custom strategy
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*/
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static createModeWithStrategy(role: InstanceRole, customStrategy: Partial<CacheStrategy>): BaseOperationalMode;
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}
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