https://github.com/spring-projects/spring-framework: Spring Object/XML Marshalling (Spring IO)
  • Juergen Hoeller 
Package providing integration of XStream
with Spring's O/X Mapping support.

/**
 * Package providing integration of <a href="https://x-stream.github.io/">XStream</a>
 * with Spring's O/X Mapping support.
 */
@NonNullApi
@NonNullFields
package org.springframework.oxm.xstream;

import org.springframework.lang.NonNullApi;
import org.springframework.lang.NonNullFields;