2.7.11.7. 为多部分消息覆盖默认 Fallback charset

import org.jboss.resteasy.plugins.providers.multipart.InputPart;

@Provider
@ServerInterceptor
public class ContentTypeSetterPreProcessorInterceptor implements PreProcessInterceptor {

    public ServerResponse preProcess(HttpRequest request, ResourceMethod method)
            throws Failure, WebApplicationException {
        request.setAttribute(InputPart.DEFAULT_CHARSET_PROPERTY, "UTF-8");
        return null;
    }
}