开发指引

1// sdk会根据文件后缀填写file的content_type，请确保后缀填写正确。
2        String filePath = "/your/home/test.png";
3        URI uri = new URI("https://api.mch.weixin.qq.com/v3/marketing/shopping-receipt/shoppingreceipts");
4        File file = new File(filePath);
5        try (FileInputStream fileIs = new FileInputStream(file)) {
6            String transaction_id = "420000153220220···158964";
7            String transaction_mchid = "1900006#";
8            String transaction_sub_mchid = "";
9            String out_trade_no = "sdk123456789202205#809";
10            String openid = "oK7fFt8zzEZ909XH-LE2#";
11            String upload_time = "2022-05-07T15:39:35.000+08:00";
12            String meta = "";
13            String sha256 = DigestUtils.sha256Hex(fileIs);
14            if (transaction_sub_mchid == "") {
15                meta = String.format("{\"transaction_id\":\"%s\",\"transaction_mchid\":\"%s\",\"out_trade_no\":\"%s\",\"openid\":\"%s\",\"sha256\":\"%s\",\"upload_time\":\"%s\"}}", transaction_id, transaction_mchid, out_trade_no, openid, sha256, upload_time);
16            } else {
17                meta = String.format("{\"transaction_id\":\"%s\",\"transaction_mchid\":\"%s\",\"transaction_sub_mchid\":\"%s\",\"out_trade_no\":\"%s\",\"openid\":\"%s\",\"sha256\":\"%s\",\"upload_time\":\"%s\"}}", transaction_id, transaction_mchid, transaction_sub_mchid, out_trade_no, openid, sha256, upload_time);
18            }
19            try (InputStream is = new FileInputStream(file)) {
20                WechatPayUploadHttpPost request = new WechatPayUploadHttpPost.Builder(uri)
21                        .withFile(file.getName(), meta, is)
22                        .build();
23                try (CloseableHttpResponse response = httpClient.execute(request)) {
24                    // do something useful with the response body
25                    // and ensure it is fully consumed
26                    String s = EntityUtils.toString(response.getEntity());
27                    System.out.println("result: "+s);
28                }
29            }
30        }