/**
 * Copyright (c) Microsoft Corporation. All rights reserved.
 * Licensed under the MIT License.
 */
import { DialogContext } from '../../dialogContext';
/**
 * Abstract base class for all memory scopes.
 */
export declare abstract class MemoryScope {
    /**
       * Initializes a new instance of the MemoryScope class.
       *
       * @param name Name of the scope.
       * @param includeInSnapshot Boolean value indicating whether this memory
       * should be included in snapshot. Default value is true.
       */
    constructor(name: string, includeInSnapshot?: boolean);
    readonly name: string;
    readonly includeInSnapshot: boolean;
    /**
       * Get the backing memory for this scope
       *
       * @param dialogContext Current dialog context.
       * @returns memory for the scope
       */
    abstract getMemory(dialogContext: DialogContext): object;
    /**
       * Changes the backing object for the memory scope.
       *
       * @param _dialogContext Current dialog context
       * @param _memory memory to assign
       */
    setMemory(_dialogContext: DialogContext, _memory: object): void;
    /**
       * Loads a scopes backing memory at the start of a turn.
       *
       * @param _dialogContext Current dialog context.
       */
    load(_dialogContext: DialogContext): Promise<void>;
    /**
       * Saves a scopes backing memory at the end of a turn.
       *
       * @param _dialogContext Current dialog context.
       */
    saveChanges(_dialogContext: DialogContext): Promise<void>;
    /**
       * Deletes the backing memory for a scope.
       *
       * @param _dialogContext Current dialog context.
       */
    delete(_dialogContext: DialogContext): Promise<void>;
}