declare namespace Ext {
    export namespace data {
        export namespace writer {
            export interface XmlConfig {
                allDataOptions?: object;
                clientIdProperty?: string;
                dateFormat?: string;
                defaultDocumentRoot?: string;
                documentRoot?: string;
                header?: string;
                nameProperty?: string;
                partialDataOptions?: object;
                record?: string;
                transform?: object | CallableFunction;
                writeAllFields?: boolean;
                writeRecordId?: boolean;
            }

            export class Xml extends Ext.data.writer.Writer  {
                public getDefaultDocumentRoot(): void;
                public getDocumentRoot(): void;
                public getHeader(): void;
                public getRecord(): void;
                public objectToElement(name?: string, o?: object, output?: []): undefined;
                public setDefaultDocumentRoot(): void;
                public setDocumentRoot(): void;
                public setHeader(): void;
                public setRecord(): void;
            }
        }
    }
}