本文实例为大家分享了java使用支付宝扫码支付的具体代码,供大家参考,具体内容如下
准备工作
首先开通支付宝沙箱的测试账号,里面会有消费者账户和收款方账户
手机扫码下载手机端app
基础配置
所需jar包
alipayconfig
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
package com.alipay.config;
import java.io.filewriter;
import java.io.ioexception;
import java.util.resourcebundle;
/* *
*类名:alipayconfig
*功能:基础配置类
*详细:设置帐户有关信息及返回路径
*修改日期:2017-04-05
*说明:
*以下代码只是为了方便商户测试而提供的样例代码,商户可以根据自己网站的需要,按照技术文档编写,并非一定要使用该代码。
*该代码仅供学习和研究支付宝接口使用,只是提供一个参考。
*/
public class alipayconfig {
//↓↓↓↓↓↓↓↓↓↓请在这里配置您的基本信息
// 应用id,您的appid,收款账号既是您的appid对应支付宝账号
public static string app_id = "2016080403162340";
// 商户私钥,您的pkcs8格式rsa2私钥
public static string merchant_private_key = "miievaid2tulssmawg5+f4nzbexpnxi8nkqjpzeeaa==";
// 支付宝公钥,查看地址:https://openhome.alipay.com/platform/keymanage.htm 对应appid下的支付宝公钥。
public static string alipay_public_key = "miibijt26tltkar8s1erdwi25vibcmz7plmxvvumhf5tdbwfbmhus3qidaqab";
// 服务器异步通知页面路径 需http://格式的完整路径,不能加?id=123这类自定义参数,必须外网可以正常访问
public static string notify_url = "http://localhost:8080/alipay.trade.page.pay-java-utf-8/notify_url.jsp";
// 页面跳转同步通知页面路径 需http://格式的完整路径,不能加?id=123这类自定义参数,必须外网可以正常访问
public static string return_url = "http://localhost:8080/exam/index/goumai";
// 签名方式
public static string sign_type = "rsa2";
// 字符编码格式
public static string charset = "utf-8";
// 支付宝网关
public static string gatewayurl = "https://openapi.alipaydev.com/gateway.do";
// 支付宝网关
public static string log_path = "e:\\";
//↑↑↑↑↑↑↑↑↑↑请在这里配置您的基本信息
/**
* 写日志,方便测试(看网站需求,也可以改成把记录存入数据库)
* @param sword 要写入日志里的文本内容
*/
public static void logresult(string sword ) {
filewriter writer = null ;
try {
writer = new filewriter(log_path + "alipay_log_" + system.currenttimemillis()+ ".txt" );
writer.write(sword);
} catch (exception e) {
e.printstacktrace();
} finally {
if (writer != null ) {
try {
writer.close();
} catch (ioexception e) {
e.printstacktrace();
}
}
}
}
}
|
controller
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
//生成有二维码,可供扫码支付的页面
@requestmapping (value = "alipay" )
public string alipay(httpservletresponse response,modelmap map,string chapterid,httpservletrequest request,
string widout_trade_no,string widtotal_amount,string widsubject,string widbody) throws ioexception, alipayapiexception{
// string a,string urlname,string couname....+"&a="+a+"&urlname="+urlname+"&couname="+couname
//获得初始化的alipayclient
alipayclient alipayclient = new defaultalipayclient(alipayconfig.gatewayurl, alipayconfig.app_id, alipayconfig.merchant_private_key, "json" , alipayconfig.charset, alipayconfig.alipay_public_key, alipayconfig.sign_type);
//设置请求参数
alipaytradepagepayrequest alipayrequest = new alipaytradepagepayrequest();
alipayrequest.setreturnurl(alipayconfig.return_url+ "?chapterid=" +chapterid);
alipayrequest.setnotifyurl(alipayconfig.notify_url);
//付款id,必填
string out_trade_no = widout_trade_no;
//付款金额,必填
string total_amount = widtotal_amount;
total_amount=urldecoder.decode(total_amount, "utf-8" ); //转码
//订单名称,必填
string subject = widsubject;
subject=urldecoder.decode(subject, "utf-8" );
//商品描述,可空
string body = widbody;
alipayrequest.setbizcontent( "{\"out_trade_no\":\"" + out_trade_no + "\","
+ "\"total_amount\":\"" + total_amount + "\","
+ "\"subject\":\"" + subject + "\","
+ "\"body\":\"" + body + "\","
+ "\"timeout_express\":\"1m\","
+ "\"product_code\":\"fast_instant_trade_pay\"}" );
//请求
string result = alipayclient.pageexecute(alipayrequest).getbody();
response.setcontenttype( "text/html; charset=utf-8" );
printwriter out = response.getwriter();
out.println(result);
return null ;
}
|
支付成功的放回页面(return_url)
成功后的返回路径,走controller,详见alipayconfig中的配置
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
|
//点击购买,将课程存入购买表中
@requestmapping (value= "goumai" )
@responsebody
public modelandview goumai(string chapterid,httpservletrequest req,string a,string urlname,string couname,modelmap map){
modelandview mav = new modelandview();
map<string,string> mapp1 = new hashmap<string,string>();
// sysusertab login_user = sysuserservice.getsysuserbyid(userid);
httpsession session = req.getsession();
sysusertab login_user1 = (sysusertab) session.getattribute( "login_user" );
string userid = login_user1.getuserid();
// session.setattribute("login_user", login_user);
mapp1.put( "userid" , userid);
mapp1.put( "chapterid" , chapterid);
int num = sysbuyservice.getbuycount(mapp1);
if (num== 0 ){
mapp1.put( "buyid" , uuid.randomuuid().tostring().replace( "-" , "" ));
sysbuyservice.insertbuy(mapp1);
}
//查询课程内容
// string fanhui = showfh(req,chapterid,urlname,couname,map, a);
mav.setviewname( "jsp/pay/paysuccess" );
return mav;
}
|
支付成功后,页面跳转至paysuccess.jsp页面。
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。
原文链接:http://blog.csdn.net/han_xiaoxue/article/details/78528825