Create a CacheControl instance manually

RESTfulResource.java

@Path("/testcache")
public class RESTfulResource {
    @GET
    @Produces("text/plain")
    public Response find(){
        CacheControl cc = new CacheControl();
        cc.setMaxAge(20);
        return Response.ok(UUID.randomUUID().toString()).cacheControl(cc).build();
    }
}