import { Command as $Command } from "@smithy/smithy-client";
import { MetadataBearer as __MetadataBearer } from "@smithy/types";
import { DescribeAppRequest, DescribeAppResponse } from "../models/models_2";
import { SageMakerClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes } from "../SageMakerClient";
/**
 * @public
 */
export type { __MetadataBearer };
export { $Command };
/**
 * @public
 *
 * The input for {@link DescribeAppCommand}.
 */
export interface DescribeAppCommandInput extends DescribeAppRequest {
}
/**
 * @public
 *
 * The output of {@link DescribeAppCommand}.
 */
export interface DescribeAppCommandOutput extends DescribeAppResponse, __MetadataBearer {
}
declare const DescribeAppCommand_base: {
    new (input: DescribeAppCommandInput): import("@smithy/smithy-client").CommandImpl<DescribeAppCommandInput, DescribeAppCommandOutput, SageMakerClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    new (input: DescribeAppCommandInput): import("@smithy/smithy-client").CommandImpl<DescribeAppCommandInput, DescribeAppCommandOutput, SageMakerClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    getEndpointParameterInstructions(): import("@smithy/middleware-endpoint").EndpointParameterInstructions;
};
/**
 * <p>Describes the app.</p>
 * @example
 * Use a bare-bones client and the command you need to make an API call.
 * ```javascript
 * import { SageMakerClient, DescribeAppCommand } from "@aws-sdk/client-sagemaker"; // ES Modules import
 * // const { SageMakerClient, DescribeAppCommand } = require("@aws-sdk/client-sagemaker"); // CommonJS import
 * const client = new SageMakerClient(config);
 * const input = { // DescribeAppRequest
 *   DomainId: "STRING_VALUE", // required
 *   UserProfileName: "STRING_VALUE",
 *   SpaceName: "STRING_VALUE",
 *   AppType: "JupyterServer" || "KernelGateway" || "DetailedProfiler" || "TensorBoard" || "CodeEditor" || "JupyterLab" || "RStudioServerPro" || "RSessionGateway" || "Canvas", // required
 *   AppName: "STRING_VALUE", // required
 * };
 * const command = new DescribeAppCommand(input);
 * const response = await client.send(command);
 * // { // DescribeAppResponse
 * //   AppArn: "STRING_VALUE",
 * //   AppType: "JupyterServer" || "KernelGateway" || "DetailedProfiler" || "TensorBoard" || "CodeEditor" || "JupyterLab" || "RStudioServerPro" || "RSessionGateway" || "Canvas",
 * //   AppName: "STRING_VALUE",
 * //   DomainId: "STRING_VALUE",
 * //   UserProfileName: "STRING_VALUE",
 * //   SpaceName: "STRING_VALUE",
 * //   Status: "Deleted" || "Deleting" || "Failed" || "InService" || "Pending",
 * //   RecoveryMode: true || false,
 * //   LastHealthCheckTimestamp: new Date("TIMESTAMP"),
 * //   LastUserActivityTimestamp: new Date("TIMESTAMP"),
 * //   CreationTime: new Date("TIMESTAMP"),
 * //   FailureReason: "STRING_VALUE",
 * //   ResourceSpec: { // ResourceSpec
 * //     SageMakerImageArn: "STRING_VALUE",
 * //     SageMakerImageVersionArn: "STRING_VALUE",
 * //     SageMakerImageVersionAlias: "STRING_VALUE",
 * //     InstanceType: "system" || "ml.t3.micro" || "ml.t3.small" || "ml.t3.medium" || "ml.t3.large" || "ml.t3.xlarge" || "ml.t3.2xlarge" || "ml.m5.large" || "ml.m5.xlarge" || "ml.m5.2xlarge" || "ml.m5.4xlarge" || "ml.m5.8xlarge" || "ml.m5.12xlarge" || "ml.m5.16xlarge" || "ml.m5.24xlarge" || "ml.m5d.large" || "ml.m5d.xlarge" || "ml.m5d.2xlarge" || "ml.m5d.4xlarge" || "ml.m5d.8xlarge" || "ml.m5d.12xlarge" || "ml.m5d.16xlarge" || "ml.m5d.24xlarge" || "ml.c5.large" || "ml.c5.xlarge" || "ml.c5.2xlarge" || "ml.c5.4xlarge" || "ml.c5.9xlarge" || "ml.c5.12xlarge" || "ml.c5.18xlarge" || "ml.c5.24xlarge" || "ml.p3.2xlarge" || "ml.p3.8xlarge" || "ml.p3.16xlarge" || "ml.p3dn.24xlarge" || "ml.g4dn.xlarge" || "ml.g4dn.2xlarge" || "ml.g4dn.4xlarge" || "ml.g4dn.8xlarge" || "ml.g4dn.12xlarge" || "ml.g4dn.16xlarge" || "ml.r5.large" || "ml.r5.xlarge" || "ml.r5.2xlarge" || "ml.r5.4xlarge" || "ml.r5.8xlarge" || "ml.r5.12xlarge" || "ml.r5.16xlarge" || "ml.r5.24xlarge" || "ml.g5.xlarge" || "ml.g5.2xlarge" || "ml.g5.4xlarge" || "ml.g5.8xlarge" || "ml.g5.16xlarge" || "ml.g5.12xlarge" || "ml.g5.24xlarge" || "ml.g5.48xlarge" || "ml.g6.xlarge" || "ml.g6.2xlarge" || "ml.g6.4xlarge" || "ml.g6.8xlarge" || "ml.g6.12xlarge" || "ml.g6.16xlarge" || "ml.g6.24xlarge" || "ml.g6.48xlarge" || "ml.g6e.xlarge" || "ml.g6e.2xlarge" || "ml.g6e.4xlarge" || "ml.g6e.8xlarge" || "ml.g6e.12xlarge" || "ml.g6e.16xlarge" || "ml.g6e.24xlarge" || "ml.g6e.48xlarge" || "ml.geospatial.interactive" || "ml.p4d.24xlarge" || "ml.p4de.24xlarge" || "ml.trn1.2xlarge" || "ml.trn1.32xlarge" || "ml.trn1n.32xlarge" || "ml.p5.48xlarge" || "ml.p5en.48xlarge" || "ml.m6i.large" || "ml.m6i.xlarge" || "ml.m6i.2xlarge" || "ml.m6i.4xlarge" || "ml.m6i.8xlarge" || "ml.m6i.12xlarge" || "ml.m6i.16xlarge" || "ml.m6i.24xlarge" || "ml.m6i.32xlarge" || "ml.m7i.large" || "ml.m7i.xlarge" || "ml.m7i.2xlarge" || "ml.m7i.4xlarge" || "ml.m7i.8xlarge" || "ml.m7i.12xlarge" || "ml.m7i.16xlarge" || "ml.m7i.24xlarge" || "ml.m7i.48xlarge" || "ml.c6i.large" || "ml.c6i.xlarge" || "ml.c6i.2xlarge" || "ml.c6i.4xlarge" || "ml.c6i.8xlarge" || "ml.c6i.12xlarge" || "ml.c6i.16xlarge" || "ml.c6i.24xlarge" || "ml.c6i.32xlarge" || "ml.c7i.large" || "ml.c7i.xlarge" || "ml.c7i.2xlarge" || "ml.c7i.4xlarge" || "ml.c7i.8xlarge" || "ml.c7i.12xlarge" || "ml.c7i.16xlarge" || "ml.c7i.24xlarge" || "ml.c7i.48xlarge" || "ml.r6i.large" || "ml.r6i.xlarge" || "ml.r6i.2xlarge" || "ml.r6i.4xlarge" || "ml.r6i.8xlarge" || "ml.r6i.12xlarge" || "ml.r6i.16xlarge" || "ml.r6i.24xlarge" || "ml.r6i.32xlarge" || "ml.r7i.large" || "ml.r7i.xlarge" || "ml.r7i.2xlarge" || "ml.r7i.4xlarge" || "ml.r7i.8xlarge" || "ml.r7i.12xlarge" || "ml.r7i.16xlarge" || "ml.r7i.24xlarge" || "ml.r7i.48xlarge" || "ml.m6id.large" || "ml.m6id.xlarge" || "ml.m6id.2xlarge" || "ml.m6id.4xlarge" || "ml.m6id.8xlarge" || "ml.m6id.12xlarge" || "ml.m6id.16xlarge" || "ml.m6id.24xlarge" || "ml.m6id.32xlarge" || "ml.c6id.large" || "ml.c6id.xlarge" || "ml.c6id.2xlarge" || "ml.c6id.4xlarge" || "ml.c6id.8xlarge" || "ml.c6id.12xlarge" || "ml.c6id.16xlarge" || "ml.c6id.24xlarge" || "ml.c6id.32xlarge" || "ml.r6id.large" || "ml.r6id.xlarge" || "ml.r6id.2xlarge" || "ml.r6id.4xlarge" || "ml.r6id.8xlarge" || "ml.r6id.12xlarge" || "ml.r6id.16xlarge" || "ml.r6id.24xlarge" || "ml.r6id.32xlarge",
 * //     LifecycleConfigArn: "STRING_VALUE",
 * //   },
 * //   BuiltInLifecycleConfigArn: "STRING_VALUE",
 * // };
 *
 * ```
 *
 * @param DescribeAppCommandInput - {@link DescribeAppCommandInput}
 * @returns {@link DescribeAppCommandOutput}
 * @see {@link DescribeAppCommandInput} for command's `input` shape.
 * @see {@link DescribeAppCommandOutput} for command's `response` shape.
 * @see {@link SageMakerClientResolvedConfig | config} for SageMakerClient's `config` shape.
 *
 * @throws {@link ResourceNotFound} (client fault)
 *  <p>Resource being access is not found.</p>
 *
 * @throws {@link SageMakerServiceException}
 * <p>Base exception class for all service exceptions from SageMaker service.</p>
 *
 *
 * @public
 */
export declare class DescribeAppCommand extends DescribeAppCommand_base {
    /** @internal type navigation helper, not in runtime. */
    protected static __types: {
        api: {
            input: DescribeAppRequest;
            output: DescribeAppResponse;
        };
        sdk: {
            input: DescribeAppCommandInput;
            output: DescribeAppCommandOutput;
        };
    };
}