import { EntityManager } from '../EntityManager';
import { AnyEntity, EntityData, EntityMetadata, EntityProperty } from '../typings';
import { EntityFactory } from '../entity';
export declare abstract class Hydrator {
    protected readonly factory: EntityFactory;
    protected readonly em: EntityManager;
    constructor(factory: EntityFactory, em: EntityManager);
    /**
     * Hydrates the whole entity. This process handles custom type conversions, creating missing Collection instances,
     * mapping FKs to entity instances, as well as merging those entities.
     */
    hydrate<T extends AnyEntity<T>>(entity: T, meta: EntityMetadata<T>, data: EntityData<T>, newEntity?: boolean, convertCustomTypes?: boolean): void;
    /**
     * Hydrates primary keys only
     */
    hydrateReference<T extends AnyEntity<T>>(entity: T, meta: EntityMetadata<T>, data: EntityData<T>, convertCustomTypes?: boolean): void;
    private getProperties;
    protected abstract hydrateProperty<T extends AnyEntity<T>>(entity: T, prop: EntityProperty, value: EntityData<T>, newEntity?: boolean, convertCustomTypes?: boolean): void;
}