Spring Boot 接收微信支付通知参数

微信支付通知参数

首先明确微信支付通知参数是xml格式，示例如下：

<xml>
  <openid><![CDATA[sandboxopenid]]></openid>
  <trade_type><![CDATA[NATIVE]]></trade_type>
  <coupon_fee><![CDATA[3]]></coupon_fee>
  <cash_fee_type><![CDATA[CNY]]></cash_fee_type>
  <nonce_str><![CDATA[20200110152332175]]></nonce_str>
  <time_end><![CDATA[20200110152337]]></time_end>
  <err_code_des><![CDATA[SUCCESS]]></err_code_des>
  <return_code><![CDATA[SUCCESS]]></return_code>
  <mch_id><![CDATA[128875980]]></mch_id>
  <settlement_total_fee><![CDATA[100]]></settlement_total_fee>
  <sign><![CDATA[2767F6B8A2D87850572D66C5737377E5]]></sign>
  <cash_fee><![CDATA[99]]></cash_fee>
  <coupon_id_1><![CDATA[67890]]></coupon_id_1>
  <coupon_type_0><![CDATA[CASH]]></coupon_type_0>
  <coupon_id_0><![CDATA[123456]]></coupon_id_0>
  <coupon_fee_0><![CDATA[1]]></coupon_fee_0>
  <coupon_fee_1><![CDATA[2]]></coupon_fee_1>
  <is_subscribe><![CDATA[Y]]></is_subscribe>
  <return_msg><![CDATA[OK]]></return_msg>
  <fee_type><![CDATA[CNY]]></fee_type>
  <bank_type><![CDATA[CMC]]></bank_type>
  <attach><![CDATA[pay-test]]></attach>
  <device_info><![CDATA[sandbox]]></device_info>
  <out_trade_no><![CDATA[wx20200110152332175]]></out_trade_no>
  <coupon_type_1><![CDATA[NO_CASH]]></coupon_type_1>
  <result_code><![CDATA[SUCCESS]]></result_code>
  <total_fee><![CDATA[102]]></total_fee>
  <appid><![CDATA[wx28f9d88adc6a2f8c]]></appid>
  <coupon_count><![CDATA[2]]></coupon_count>
  <transaction_id><![CDATA[8911232246620200110152337851054]]></transaction_id>
  <err_code><![CDATA[SUCCESS]]></err_code>
</xml>

<xml>
  <openid><![CDATA[oaJiE1PwlwP_Tee0Z7uzrQFJeRqE]]></openid>
  <trade_type><![CDATA[JSAPI]]></trade_type>
  <cash_fee_type><![CDATA[CNY]]></cash_fee_type>
  <nonce_str><![CDATA[20200116115914930]]></nonce_str>
  <time_end><![CDATA[20200116115919]]></time_end>
  <err_code_des><![CDATA[SUCCESS]]></err_code_des>
  <return_code><![CDATA[SUCCESS]]></return_code>
  <mch_id><![CDATA[128875980]]></mch_id>
  <settlement_total_fee><![CDATA[101]]></settlement_total_fee>
  <sign><![CDATA[B54319B2A47D9DC27F298DEC5A8B386A]]></sign>
  <cash_fee><![CDATA[101]]></cash_fee>
  <is_subscribe><![CDATA[Y]]></is_subscribe>
  <return_msg><![CDATA[OK]]></return_msg>
  <fee_type><![CDATA[CNY]]></fee_type>
  <bank_type><![CDATA[CMC]]></bank_type>
  <attach><![CDATA[pay-test]]></attach>
  <device_info><![CDATA[sandbox]]></device_info>
  <out_trade_no><![CDATA[wx20200116115914930]]></out_trade_no>
  <result_code><![CDATA[SUCCESS]]></result_code>
  <total_fee><![CDATA[101]]></total_fee>
  <appid><![CDATA[wx28f9d88adc6a2f8c]]></appid>
  <transaction_id><![CDATA[8766393522120200116115919172596]]></transaction_id>
  <err_code><![CDATA[SUCCESS]]></err_code>
</xml>

依赖

<dependency>
    <groupId>com.fasterxml.jackson.dataformat</groupId>
    <artifactId>jackson-dataformat-xml</artifactId>
    <version>2.9.7</version>
</dependency>

配置XML转换器

@Configuration
public class MessageConverterConfig extends WebMvcConfigurationSupport {

    @Override
    public void configureMessageConverters(List<HttpMessageConverter<?>> converters) {
        Jackson2ObjectMapperBuilder builder = Jackson2ObjectMapperBuilder.xml();
        builder.indentOutput(true);
        converters.add(new MappingJackson2XmlHttpMessageConverter(builder.build()));
    }
}

参数模型

/**
 * @author yezhou
 * @version 1.0
 * @date 2020/9/8 9:32
 * @home http://www.appblog.cn
 */
@Data
@JacksonXmlRootElement(localName = "xml")
public class WechatPayNotifyDto {

    @JacksonXmlProperty(localName = "mch_id")
    private String mchId;

    @JacksonXmlProperty(localName = "appid")
    private String appid;

    @JacksonXmlProperty(localName = "openid")
    private String openid;

    @JacksonXmlProperty(localName = "is_subscribe")
    private String isSubscribe;

    @JacksonXmlProperty(localName = "trade_type")
    private String tradeType;

    @JacksonXmlProperty(localName = "out_trade_no")
    private String outTradeNo;

    @JacksonXmlProperty(localName = "transaction_id")
    private String transactionId;

    @JacksonXmlProperty(localName = "fee_type")
    private String feeType;

    @JacksonXmlProperty(localName = "total_fee")
    private String totalFee;

    @JacksonXmlProperty(localName = "device_info")
    private String deviceInfo;

    @JacksonXmlProperty(localName = "time_end")
    private String timeEnd;

    @JacksonXmlProperty(localName = "return_code")
    private String returnCode;

    @JacksonXmlProperty(localName = "return_msg")
    private String returnMsg;

    @JacksonXmlProperty(localName = "result_code")
    private String resultCode;

    @JacksonXmlProperty(localName = "err_code")
    private String errCode;

    @JacksonXmlProperty(localName = "err_code_des")
    private String errCodeDes;

    @JacksonXmlProperty(localName = "cash_fee_type")
    private String cashFeeType;

    @JacksonXmlProperty(localName = "cash_fee")
    private String cashFee;

    @JacksonXmlProperty(localName = "settlement_total_fee")
    private String settlementTotalFee;

    @JacksonXmlProperty(localName = "nonce_str")
    private String nonceStr;

    @JacksonXmlProperty(localName = "sign")
    private String sign;

    @JacksonXmlProperty(localName = "bank_type")
    private String bankType;

    @JacksonXmlProperty(localName = "attach")
    private String attach;
}

Controller层

/**
 * @author yezhou
 * @version 1.0
 * @date 2020/9/8 9:31
 * @home http://www.appblog.cn
 */
@Slf4j
@RestController
@RequestMapping("/")
public class XmlAcceptController {

    @RequestMapping(value = "/payNotify", method = RequestMethod.POST, consumes = MediaType.APPLICATION_XML_VALUE, produces = MediaType.APPLICATION_XML_VALUE)
    @ResponseBody
    public String payCallback(@RequestBody WechatPayNotifyDto notifyDto) {
        log.info(JSON.toJSONString(notifyDto));
        return "success";
    }

}

运行结果：

{
    "appid":"wx28f9d88adc6a2f8c",
    "attach":"pay-test",
    "bankType":"CMC",
    "cashFee":"101",
    "cashFeeType":"CNY",
    "deviceInfo":"sandbox",
    "errCode":"SUCCESS",
    "errCodeDes":"SUCCESS",
    "feeType":"CNY",
    "isSubscribe":"Y",
    "mchId":"128875980",
    "nonceStr":"20200116115914930",
    "openid":"oaJiE1PwlwP_Tee0Z7uzrQFJeRqE",
    "outTradeNo":"wx20200116115914930",
    "resultCode":"SUCCESS",
    "returnCode":"SUCCESS",
    "returnMsg":"OK",
    "settlementTotalFee":"101",
    "sign":"B54319B2A47D9DC27F298DEC5A8B386A",
    "timeEnd":"20200116115919",
    "totalFee":"101",
    "tradeType":"JSAPI",
    "transactionId":"8766393522120200116115919172596"
}