import type { Association, AssociationFilter } from './association-types.js';
export declare class AssociationStore {
    private readonly associations;
    private readonly sourceIndex;
    private readonly targetIndex;
    add(association: Association): Association;
    remove(sourceId: string, targetId: string): boolean;
    getBySource(sourceId: string, filter?: AssociationFilter): Association[];
    getByTarget(targetId: string, filter?: AssociationFilter): Association[];
    findPath(sourceId: string, targetId: string, maxDepth?: number): Association[];
    private normalizeAssociation;
    private normalizeStrength;
    private matchesFilter;
    private attachIndexes;
    private detachIndexes;
    private ensureIndex;
    private deleteFromIndex;
    private cloneAssociation;
    private makeKey;
}
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