过滤器备份

public class AccessFilter extends ZuulFilter {

private static Logger log = LoggerFactory.getLogger(AccessFilter.class);

@Override

public String filterType() {

return "pre";

}

@Override

public int filterOrder() {

return 0;

}

@Override

public boolean shouldFilter() {

return true;

}

@Override

public Object run() {

RequestContext ctx = RequestContext.getCurrentContext();

HttpServletRequest request = ctx.getRequest();

log.info(String.format("%s request to %s", request.getMethod(), request.getRequestURL().toString()));

Object accessToken = request.getParameter("accessToken");

if(accessToken == null) {

log.warn("access token is empty");

ctx.setSendZuulResponse(false);

ctx.setResponseStatusCode(401);

return null;

}

log.info("access token ok");

return null;

}

}