zuul修改请求响应body

实例

public class ModifyResponseBodyFilter extends ZuulFilter {
    public String filterType() {
        return "post";
    }

    public int filterOrder() {
        return 999;
    }

    public boolean shouldFilter() {
        return true;
    }

    public Object run() {
        try {
            RequestContext context = getCurrentContext();
            InputStream stream = context.getResponseDataStream();
            String body = StreamUtils.copyToString(stream, Charset.forName("UTF-8"));
            context.setResponseBody("new body: "+body);
        }
        catch (IOException e) {
            rethrowRuntimeException(e);
        }
        return null;
    }
}