java调用微信现金红包接口的心得与体会总结

public static void sendRedPack(String mch_billno,String openId,String send_name,String total_fee,String total_num,String wishing,String act_name,String remark,String ip) throws Exception{ 
    String non=PayCommonUtil.CreateNoncestr(); 
    SortedMap<Object, Object> p = new TreeMap<Object, Object>(); 
    p.put("nonce_str", non); 
    p.put("mch_billno", mch_billno); 
    p.put("mch_id", ConfigUtil.MCH_ID); 
    p.put("wxappid", ConfigUtil.APPID); 
    p.put("re_openid", openId); 
    p.put("total_amount", total_fee); 
    p.put("total_num", "1"); 
    p.put("client_ip", "127.0.0.1"); 
    p.put("act_name",act_name); 
    p.put("send_name", send_name); 
    p.put("wishing", wishing); 
    p.put("remark",remark); 
     
     
 
    String sign = PayCommonUtil.createSign("UTF-8", p); 
    System.out.println(sign); 
    p.put("sign", sign); 
     
     
    String reuqestXml = PayCommonUtil.getRequestXml(p); 
    KeyStore keyStore = KeyStore.getInstance("PKCS12"); 
    FileInputStream instream = new FileInputStream(new File(ConfigUtil.CERT_PATH)); 
    try { 
      keyStore.load(instream, ConfigUtil.MCH_ID.toCharArray()); 
    } finally { 
      instream.close(); 
    } 
 
    SSLContext sslcontext = SSLContexts.custom().loadKeyMaterial(keyStore, 
        ConfigUtil.MCH_ID.toCharArray()).build(); 
    SSLConnectionSocketFactory sslsf = new SSLConnectionSocketFactory( 
        sslcontext, new String[] { "TLSv1" }, null, 
        SSLConnectionSocketFactory.BROWSER_COMPATIBLE_HOSTNAME_VERIFIER); 
    CloseableHttpClient httpclient = HttpClients.custom() 
        .setSSLSocketFactory(sslsf).build(); 
    try { 
 
      HttpPost httpPost = new HttpPost("https://api.mch.weixin.qq.com/mmpaymkttransfers/sendredpack");// 退款接口 
       
      httpPost.addHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8"); 
       
      System.out.println("executing request" + httpPost.getRequestLine()); 
      //请求的xml需转码为iso8859-1编码，否则易出现签名错误或红包上的文字显示有误 
      StringEntity reqEntity = new StringEntity(new String(reuqestXml.getBytes(), "ISO8859-1")); 
      // 设置类型 
     
      httpPost.setEntity(reqEntity); 
      CloseableHttpResponse response = httpclient.execute(httpPost); 
      try { 
        HttpEntity entity = response.getEntity(); 
 
        System.out.println("----------------------------------------"); 
        System.out.println(response.getStatusLine()); 
        if (entity != null) { 
          System.out.println("Response content length: " 
              + entity.getContentLength()); 
          BufferedReader bufferedReader = new BufferedReader( 
              new InputStreamReader(entity.getContent(), "UTF-8")); 
          String text; 
          while ((text = bufferedReader.readLine()) != null) { 
            System.out.println(text); 
          } 
 
        } 
        EntityUtils.consume(entity); 
      } finally { 
        response.close(); 
      } 
    } finally { 
      httpclient.close(); 
    } 
  } 

StringEntity reqEntity = new StringEntity(new String(reuqestXml.getBytes(), "ISO8859-1"));

public static void main(String args[]){ 
    try { 
       
      sendRedPack("12828839012016101420","接收者的openid","xxx","100","1","恭喜发财,年年有余","新年红包","新年红包还不快抢","127.0.0.1"); 
    } catch (Exception e) { 
      // TODO Auto-generated catch block 
      e.printStackTrace(); 
    } 
} 

TTP/1.1 200 OK 
Response content length: 567 
<xml> 
<return_code><![CDATA[SUCCESS]]></return_code> 
<return_msg><![CDATA[发放成功]]></return_msg> 
<result_code><![CDATA[SUCCESS]]></result_code> 
<err_code><![CDATA[SUCCESS]]></err_code> 
<err_code_des><![CDATA[发放成功]]></err_code_des> 
<mch_billno><![CDATA[12828839012016101421]]></mch_billno> 
<mch_id><![CDATA[1282883901]]></mch_id> 
<wxappid><![CDATA[xxxxx]]></wxappid> 
<re_openid><![CDATA[xxxx]]></re_openid> 
<total_amount>100</total_amount> 
<send_listid><![CDATA[1000041701201610143000090813093]]></send_listid> 
</xml>

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