import { Command as $Command } from "@smithy/smithy-client";
import type { MetadataBearer as __MetadataBearer } from "@smithy/types";
import type { AppSyncClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes } from "../AppSyncClient";
import type { UpdateFunctionRequest, UpdateFunctionResponse } from "../models/models_0";
/**
 * @public
 */
export type { __MetadataBearer };
export { $Command };
/**
 * @public
 *
 * The input for {@link UpdateFunctionCommand}.
 */
export interface UpdateFunctionCommandInput extends UpdateFunctionRequest {
}
/**
 * @public
 *
 * The output of {@link UpdateFunctionCommand}.
 */
export interface UpdateFunctionCommandOutput extends UpdateFunctionResponse, __MetadataBearer {
}
declare const UpdateFunctionCommand_base: {
    new (input: UpdateFunctionCommandInput): import("@smithy/smithy-client").CommandImpl<UpdateFunctionCommandInput, UpdateFunctionCommandOutput, AppSyncClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    new (input: UpdateFunctionCommandInput): import("@smithy/smithy-client").CommandImpl<UpdateFunctionCommandInput, UpdateFunctionCommandOutput, AppSyncClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    getEndpointParameterInstructions(): import("@smithy/middleware-endpoint").EndpointParameterInstructions;
};
/**
 * <p>Updates a <code>Function</code> object.</p>
 * @example
 * Use a bare-bones client and the command you need to make an API call.
 * ```javascript
 * import { AppSyncClient, UpdateFunctionCommand } from "@aws-sdk/client-appsync"; // ES Modules import
 * // const { AppSyncClient, UpdateFunctionCommand } = require("@aws-sdk/client-appsync"); // CommonJS import
 * // import type { AppSyncClientConfig } from "@aws-sdk/client-appsync";
 * const config = {}; // type is AppSyncClientConfig
 * const client = new AppSyncClient(config);
 * const input = { // UpdateFunctionRequest
 *   apiId: "STRING_VALUE", // required
 *   name: "STRING_VALUE", // required
 *   description: "STRING_VALUE",
 *   functionId: "STRING_VALUE", // required
 *   dataSourceName: "STRING_VALUE", // required
 *   requestMappingTemplate: "STRING_VALUE",
 *   responseMappingTemplate: "STRING_VALUE",
 *   functionVersion: "STRING_VALUE",
 *   syncConfig: { // SyncConfig
 *     conflictHandler: "OPTIMISTIC_CONCURRENCY" || "LAMBDA" || "AUTOMERGE" || "NONE",
 *     conflictDetection: "VERSION" || "NONE",
 *     lambdaConflictHandlerConfig: { // LambdaConflictHandlerConfig
 *       lambdaConflictHandlerArn: "STRING_VALUE",
 *     },
 *   },
 *   maxBatchSize: Number("int"),
 *   runtime: { // AppSyncRuntime
 *     name: "APPSYNC_JS", // required
 *     runtimeVersion: "STRING_VALUE", // required
 *   },
 *   code: "STRING_VALUE",
 * };
 * const command = new UpdateFunctionCommand(input);
 * const response = await client.send(command);
 * // { // UpdateFunctionResponse
 * //   functionConfiguration: { // FunctionConfiguration
 * //     functionId: "STRING_VALUE",
 * //     functionArn: "STRING_VALUE",
 * //     name: "STRING_VALUE",
 * //     description: "STRING_VALUE",
 * //     dataSourceName: "STRING_VALUE",
 * //     requestMappingTemplate: "STRING_VALUE",
 * //     responseMappingTemplate: "STRING_VALUE",
 * //     functionVersion: "STRING_VALUE",
 * //     syncConfig: { // SyncConfig
 * //       conflictHandler: "OPTIMISTIC_CONCURRENCY" || "LAMBDA" || "AUTOMERGE" || "NONE",
 * //       conflictDetection: "VERSION" || "NONE",
 * //       lambdaConflictHandlerConfig: { // LambdaConflictHandlerConfig
 * //         lambdaConflictHandlerArn: "STRING_VALUE",
 * //       },
 * //     },
 * //     maxBatchSize: Number("int"),
 * //     runtime: { // AppSyncRuntime
 * //       name: "APPSYNC_JS", // required
 * //       runtimeVersion: "STRING_VALUE", // required
 * //     },
 * //     code: "STRING_VALUE",
 * //   },
 * // };
 *
 * ```
 *
 * @param UpdateFunctionCommandInput - {@link UpdateFunctionCommandInput}
 * @returns {@link UpdateFunctionCommandOutput}
 * @see {@link UpdateFunctionCommandInput} for command's `input` shape.
 * @see {@link UpdateFunctionCommandOutput} for command's `response` shape.
 * @see {@link AppSyncClientResolvedConfig | config} for AppSyncClient's `config` shape.
 *
 * @throws {@link BadRequestException} (client fault)
 *  <p>The request is not well formed. For example, a value is invalid or a required field is
 *          missing. Check the field values, and then try again.</p>
 *
 * @throws {@link ConcurrentModificationException} (client fault)
 *  <p>Another modification is in progress at this time and it must complete before you can
 *          make your change.</p>
 *
 * @throws {@link InternalFailureException} (server fault)
 *  <p>An internal AppSync error occurred. Try your request again.</p>
 *
 * @throws {@link NotFoundException} (client fault)
 *  <p>The resource specified in the request was not found. Check the resource, and then try
 *          again.</p>
 *
 * @throws {@link UnauthorizedException} (client fault)
 *  <p>You aren't authorized to perform this operation.</p>
 *
 * @throws {@link AppSyncServiceException}
 * <p>Base exception class for all service exceptions from AppSync service.</p>
 *
 *
 * @public
 */
export declare class UpdateFunctionCommand extends UpdateFunctionCommand_base {
    /** @internal type navigation helper, not in runtime. */
    protected static __types: {
        api: {
            input: UpdateFunctionRequest;
            output: UpdateFunctionResponse;
        };
        sdk: {
            input: UpdateFunctionCommandInput;
            output: UpdateFunctionCommandOutput;
        };
    };
}