@Override
  public boolean equals(Object o) {
    if (this == o) return true;
    if (o == null || getClass() != o.getClass()) return false;
    JAXBContextClassCacheKey that = (JAXBContextClassCacheKey) o;
    return clazz.equals(that.clazz);
  }
Encapsulate data used to build the cache key of JAXBContext when created using class mode.
jaxb/src/main/java/feign/jaxb/JAXBContextClassCacheKey.java