import { Connection, HydratedDocument, Model, UpdateQuery } from 'mongoose';
import { Optional } from 'typescript-optional';
import { PartialEntityWithId, Repository } from './repository';
import { DomainModel } from './util/domain-model';
import { Entity } from './util/entity';
import { DeleteByIdOptions, FindAllOptions, FindByIdOptions, FindOneOptions, SaveOptions } from './util/operation-options';
/**
 * Abstract Mongoose-based implementation of the {@link Repository} interface.
 */
export declare abstract class MongooseRepository<T extends Entity & UpdateQuery<T>> implements Repository<T> {
    protected readonly connection?: Connection | undefined;
    private readonly domainTree;
    protected readonly entityModel: Model<T>;
    /**
     * Sets up the underlying configuration to enable database operation execution.
     * @param {DomainModel<T>} domainModel the domain model supported by this repository.
     * @param {Connection} connection (optional) a MongoDB instance connection.
     */
    protected constructor(domainModel: DomainModel<T>, connection?: Connection | undefined);
    private createEntityModel;
    /** @inheritdoc */
    findById<S extends T>(id: string, options?: FindByIdOptions): Promise<Optional<S>>;
    /** @inheritdoc */
    findOne<S extends T>(options?: FindOneOptions<S>): Promise<Optional<S>>;
    /** @inheritdoc */
    findAll<S extends T>(options?: FindAllOptions<S>): Promise<S[]>;
    /** @inheritdoc */
    save<S extends T>(entity: S | PartialEntityWithId<S>, options?: SaveOptions): Promise<S>;
    /**
     * Inserts an entity.
     * @param {S} entity the entity to insert.
     * @param {SaveOptions} options (optional) insert operation options.
     * @returns {Promise<S>} the inserted entity.
     * @throws {IllegalArgumentException} if the given entity is `undefined` or `null`.
     */
    protected insert<S extends T>(entity: S, options?: SaveOptions): Promise<S>;
    private createDocumentForInsertion;
    private setDiscriminatorKeyOnEntity;
    private setAuditableDataOnDocumentToInsert;
    /**
     * Updates an entity.
     * @param {S} entity the entity to update.
     * @param {SaveOptions} options (optional) update operation options.
     * @returns {Promise<S>} the updated entity.
     * @throws {IllegalArgumentException} if the given entity is `undefined` or `null` or specifies an `id` not matching any existing entity.
     */
    protected update<S extends T>(entity: PartialEntityWithId<S>, options?: SaveOptions): Promise<S>;
    private setAuditableDataOnDocumentToUpdate;
    /** @inheritdoc */
    deleteById(id: string, options?: DeleteByIdOptions): Promise<boolean>;
    /**
     * Instantiates a persistable domain object from the given Mongoose Document.
     * @param {HydratedDocument<S> | null} document the given Mongoose Document.
     * @returns {S | null} the resulting persistable domain object instance.
     * @throws {UndefinedConstructorException} if there is no constructor available.
     */
    protected instantiateFrom<S extends T>(document: HydratedDocument<S> | null): S | null;
}