UserDataInterceptor.java 文件源码

@Override
public void aroundWriteTo(final WriterInterceptorContext context) throws IOException, WebApplicationException {
    final Object entity = context.getEntity();
    if (entity instanceof Viewable) {
        User user = (User) securityContext.getUserPrincipal();

        if ( ((Viewable) entity).getModel() instanceof ViewData) {
            ViewData model = ((ViewData) ((Viewable) entity).getModel());
            model.set("authUser", user);
            String templateName = ((Viewable) entity).getTemplateName();
            context.setEntity(new Viewable(templateName, model.getData()));
        }
    }

    context.proceed();
}