import ParamAnnotation from './ParamAnnotation';
declare class RequestBody extends ParamAnnotation {
    constructor();
}
/**
 * 将body提取成指定参数
 *
 *  action(@RequestBody user)
 *
 *  action(@RequestBody({ required:true }) user)
 */
declare const _default: {
    (options: string | import("../Target").CreateOptions<typeof RequestBody>): ParameterDecorator;
    (target: {
        [x: string]: any;
    }, propertyKey: string, parameterIndex: number): any;
} & import("../annotation/type").LinkAnnotationType<typeof RequestBody> & typeof RequestBody;
export default _default;