import { IndexState, OptimizationConfig } from './types.js';
import { IndexingOptimizer } from './IndexingOptimizer.js';
import { MemoryManager } from './MemoryManager.js';
import { EventEmitter } from 'events';
export declare class IncrementalIndexer extends EventEmitter {
    private config;
    private indexingOptimizer;
    private memoryManager;
    private repositoryStates;
    private fileWatchers;
    private updateQueue;
    private isProcessing;
    private batchTimer?;
    constructor(config: OptimizationConfig['indexing'], indexingOptimizer: IndexingOptimizer, memoryManager: MemoryManager);
    initializeRepository(repositoryPath: string, repositoryId: string): Promise<void>;
    private loadIndexState;
    private saveIndexState;
    private startWatching;
    private startPolling;
    private handleFileChange;
    private queueUpdate;
    private processBatch;
    private processUpdates;
    private processRepositoryUpdates;
    private reindexFile;
    private extractSymbols;
    private updateFileInDatabase;
    private removeFileFromIndex;
    private renameFileInIndex;
    private getFileSymbolCount;
    private shouldIndexFile;
    private getRepositoryId;
    private getRepositoryPath;
    private calculateStateChecksum;
    private detectChangesPolling;
    forceReindex(repositoryId: string): Promise<void>;
    getIndexState(repositoryId: string): IndexState | undefined;
    getQueueStats(): {
        queueSize: number;
        isProcessing: boolean;
        repositories: string[];
    };
    shutdown(): Promise<void>;
}
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