import * as __aws_sdk_middleware_stack from "@aws-sdk/middleware-stack";
import * as __aws_sdk_types from "@aws-sdk/types";
import { InputTypesUnion } from "../types/InputTypesUnion";
import { OutputTypesUnion } from "../types/OutputTypesUnion";
import { DescribeTrailsInput } from "../types/DescribeTrailsInput";
import { DescribeTrailsOutput } from "../types/DescribeTrailsOutput";
import { CloudTrailResolvedConfiguration } from "../CloudTrailConfiguration";
export * from "../types/DescribeTrailsInput";
export * from "../types/DescribeTrailsOutput";
export * from "../types/DescribeTrailsExceptionsUnion";
export declare class DescribeTrailsCommand implements __aws_sdk_types.Command<InputTypesUnion, DescribeTrailsInput, OutputTypesUnion, DescribeTrailsOutput, CloudTrailResolvedConfiguration, Blob> {
    readonly input: DescribeTrailsInput;
    readonly model: __aws_sdk_types.OperationModel;
    readonly middlewareStack: __aws_sdk_middleware_stack.MiddlewareStack<DescribeTrailsInput, DescribeTrailsOutput, Blob>;
    constructor(input: DescribeTrailsInput);
    resolveMiddleware(clientStack: __aws_sdk_middleware_stack.MiddlewareStack<InputTypesUnion, OutputTypesUnion, Blob>, configuration: CloudTrailResolvedConfiguration): __aws_sdk_types.Handler<DescribeTrailsInput, DescribeTrailsOutput>;
}