import { Command as $Command } from "@smithy/smithy-client";
import type { MetadataBearer as __MetadataBearer } from "@smithy/types";
import type { AppStreamClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes } from "../AppStreamClient";
import type { DescribeUserStackAssociationsRequest, DescribeUserStackAssociationsResult } from "../models/models_0";
/**
 * @public
 */
export type { __MetadataBearer };
export { $Command };
/**
 * @public
 *
 * The input for {@link DescribeUserStackAssociationsCommand}.
 */
export interface DescribeUserStackAssociationsCommandInput extends DescribeUserStackAssociationsRequest {
}
/**
 * @public
 *
 * The output of {@link DescribeUserStackAssociationsCommand}.
 */
export interface DescribeUserStackAssociationsCommandOutput extends DescribeUserStackAssociationsResult, __MetadataBearer {
}
declare const DescribeUserStackAssociationsCommand_base: {
    new (input: DescribeUserStackAssociationsCommandInput): import("@smithy/smithy-client").CommandImpl<DescribeUserStackAssociationsCommandInput, DescribeUserStackAssociationsCommandOutput, AppStreamClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    new (...[input]: [] | [DescribeUserStackAssociationsCommandInput]): import("@smithy/smithy-client").CommandImpl<DescribeUserStackAssociationsCommandInput, DescribeUserStackAssociationsCommandOutput, AppStreamClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    getEndpointParameterInstructions(): import("@smithy/middleware-endpoint").EndpointParameterInstructions;
};
/**
 * <p>Retrieves a list that describes the UserStackAssociation objects. You must specify either or both of the following:</p>
 *          <ul>
 *             <li>
 *                <p>The stack name</p>
 *             </li>
 *             <li>
 *                <p>The user name (email address of the user associated with the stack) and the authentication type for the user</p>
 *             </li>
 *          </ul>
 * @example
 * Use a bare-bones client and the command you need to make an API call.
 * ```javascript
 * import { AppStreamClient, DescribeUserStackAssociationsCommand } from "@aws-sdk/client-appstream"; // ES Modules import
 * // const { AppStreamClient, DescribeUserStackAssociationsCommand } = require("@aws-sdk/client-appstream"); // CommonJS import
 * // import type { AppStreamClientConfig } from "@aws-sdk/client-appstream";
 * const config = {}; // type is AppStreamClientConfig
 * const client = new AppStreamClient(config);
 * const input = { // DescribeUserStackAssociationsRequest
 *   StackName: "STRING_VALUE",
 *   UserName: "STRING_VALUE",
 *   AuthenticationType: "API" || "SAML" || "USERPOOL" || "AWS_AD",
 *   MaxResults: Number("int"),
 *   NextToken: "STRING_VALUE",
 * };
 * const command = new DescribeUserStackAssociationsCommand(input);
 * const response = await client.send(command);
 * // { // DescribeUserStackAssociationsResult
 * //   UserStackAssociations: [ // UserStackAssociationList
 * //     { // UserStackAssociation
 * //       StackName: "STRING_VALUE", // required
 * //       UserName: "STRING_VALUE", // required
 * //       AuthenticationType: "API" || "SAML" || "USERPOOL" || "AWS_AD", // required
 * //       SendEmailNotification: true || false,
 * //     },
 * //   ],
 * //   NextToken: "STRING_VALUE",
 * // };
 *
 * ```
 *
 * @param DescribeUserStackAssociationsCommandInput - {@link DescribeUserStackAssociationsCommandInput}
 * @returns {@link DescribeUserStackAssociationsCommandOutput}
 * @see {@link DescribeUserStackAssociationsCommandInput} for command's `input` shape.
 * @see {@link DescribeUserStackAssociationsCommandOutput} for command's `response` shape.
 * @see {@link AppStreamClientResolvedConfig | config} for AppStreamClient's `config` shape.
 *
 * @throws {@link InvalidParameterCombinationException} (client fault)
 *  <p>Indicates an incorrect combination of parameters, or a missing parameter.</p>
 *
 * @throws {@link OperationNotPermittedException} (client fault)
 *  <p>The attempted operation is not permitted.</p>
 *
 * @throws {@link AppStreamServiceException}
 * <p>Base exception class for all service exceptions from AppStream service.</p>
 *
 *
 * @public
 */
export declare class DescribeUserStackAssociationsCommand extends DescribeUserStackAssociationsCommand_base {
    /** @internal type navigation helper, not in runtime. */
    protected static __types: {
        api: {
            input: DescribeUserStackAssociationsRequest;
            output: DescribeUserStackAssociationsResult;
        };
        sdk: {
            input: DescribeUserStackAssociationsCommandInput;
            output: DescribeUserStackAssociationsCommandOutput;
        };
    };
}