Spring Cloud Feign接口返回流

服务提供者

@GetMapping("/{id}")

    public void queryJobInfoLogDetail(@PathVariable("id") Long id, HttpServletResponse response) {

        File file = new File("xxxxx");

        InputStream fileInputStream = new FileInputStream(file);

        OutputStream outStream;

        try {

            outStream = response.getOutputStream();

            byte[] bytes = new byte[1024];

            int len = 0;

            while ((len = fileInputStream.read(bytes)) != -1) {

                outStream.write(bytes, 0, len);

            }

            fileInputStream.close();

            outStream.close();

            outStream.flush();

        } catch (IOException e) {

            log.error("exception", e);

        }

    }

client 客户端

@GetMapping(value = "/{id}", consumes = MediaType.APPLICATION_JSON_UTF8_VALUE)

    feign.Response queryJobInfoLogDetail(@PathVariable("id") Long id);

服务消费者

    @GetMapping("/{id}")

    public void queryJobInfoLogInfoList(@PathVariable("id") Long id, HttpServletResponse servletResponse) {

        Response response = apiServices.queryJobInfoLogDetail(id);

        Response.Body body = response.body();

        InputStream fileInputStream = null;

        OutputStream outStream;

        try {

            fileInputStream = body.asInputStream();

            outStream = servletResponse.getOutputStream();

            byte[] bytes = new byte[1024];

            int len = 0;

            while ((len = fileInputStream.read(bytes)) != -1) {

                outStream.write(bytes, 0, len);

            }

            fileInputStream.close();

            outStream.close();

            outStream.flush();

        } catch (Exception e) {

        }

    }

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