TokenString2.java

@Bean
@Scope(scopeName = ScopeConfig.THREAD_INHERITED,
       proxyMode = ScopedProxyMode.TARGET_CLASS)
public TokenString tokenString() {
    HttpServletRequest request = ((ServletRequestAttributes)
            RequestContextHolder
                .currentRequestAttributes())
                .getRequest();
    String value = request.getHeader("Authorization").split(" ")[1];
    return new TokenString(value);
}