import { DynamoDBClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes } from "../DynamoDBClient";
import { GetItemInput, GetItemOutput } from "../models/models_0";
import { Command as $Command } from "@aws-sdk/smithy-client";
import { Handler, MiddlewareStack, HttpHandlerOptions as __HttpHandlerOptions, MetadataBearer as __MetadataBearer } from "@aws-sdk/types";
export declare type GetItemCommandInput = GetItemInput;
export declare type GetItemCommandOutput = GetItemOutput & __MetadataBearer;
/**
 * <p>The <code>GetItem</code> operation returns a set of attributes for the item with the given primary
 *           key. If there is no matching item, <code>GetItem</code> does not return any data and there will be no <code>Item</code> element in the response.</p>
 *          <p>
 *             <code>GetItem</code> provides an eventually consistent read by default. If your application
 *       requires a strongly consistent read, set <code>ConsistentRead</code> to <code>true</code>. Although
 *       a strongly consistent read might take more time than an eventually consistent read, it always
 *       returns the last updated value.</p>
 */
export declare class GetItemCommand extends $Command<GetItemCommandInput, GetItemCommandOutput, DynamoDBClientResolvedConfig> {
    readonly input: GetItemCommandInput;
    constructor(input: GetItemCommandInput);
    /**
     * @internal
     */
    resolveMiddleware(clientStack: MiddlewareStack<ServiceInputTypes, ServiceOutputTypes>, configuration: DynamoDBClientResolvedConfig, options?: __HttpHandlerOptions): Handler<GetItemCommandInput, GetItemCommandOutput>;
    private serialize;
    private deserialize;
}