摘要:分享牛系列、分享牛转载。第三方支付,java第三方支付。android第三方支付。
原文地址:http://blog.csdn.net/zwl5670/article/details/51219438
1、获取支付宝必须的参数
申请支付宝商户帐号,并且创建应用通过审核。获取商户PID。使用openssl生成支付宝公钥、私钥和pkcs8格式私钥(安卓必须是pkcs8格式的私钥,openssl工具在支付宝官方的SDK里面都有,也有使用介绍)。
/** 商户PID*/ public static final String PARTNER = ""; /** 商户收款账号*/ public static final String SELLER = ""; /** 商户私钥,pkcs8格式*/ public static final String RSA_PRIVATE = ""; /** 支付宝公钥*/ public static final String RSA_PUBLIC = "";
2、导入jar包
将alipaySdk-20151215.jar包放入应用工程的libs目录下。
3、修改AndroidManifest.xml文件
在AndroidManifest.xml文件中添加如下代码:
<activity android:name="com.alipay.sdk.app.H5PayActivity" android:configChanges="orientation|keyboardHidden|navigation|screenSize" android:exported="false" android:screenOrientation="behind" android:launchMode="singleTop" android:windowSoftInputMode="adjustResize|stateHidden" > </activity>
* 注意:添加启动模式Android:launchMode=”singleTop”。
添加权限:
<uses-permission android:name="android.permission.INTERNET" /><uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" /><uses-permission android:name="android.permission.ACCESS_WIFI_STATE" /><uses-permission android:name="android.permission.READ_PHONE_STATE" /><uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
4、创建支付宝支付类
在支付宝的官方demo中找到Base64.Java,PayResult.java和SignUtils.java文件放在自己的项目中。
创建支付类:
为了保证后台可以正确的接收数据可以设置异步接收支付结果,商户提供一个http协议的接口,包含在参数里传递给快捷支付,即notify_url。支付宝服务器在支付完成后,会以POST方式调用notify_url,以xml数据格式传输支付结果。
//服务器异步通知页面路径 Url.PAYORDER 订单支付-支付宝支付完成异步回调接口
orderInfo += “¬ify_url=” + “\”” + Url.PAYORDER + “\”“;
public class AlipayPay { private static final int SDK_PAY_FLAG = 1; private static final int SDK_CHECK_FLAG = 2; private Context context; /** 在后台获取的商户订单号 */ private String tradeNo; public AlipayPay(Context context, String tradeNo) { this.context = context; this.tradeNo = tradeNo; } private Handler mHandler = new Handler() { public void handleMessage(Message msg) { switch (msg.what) { case SDK_PAY_FLAG: { PayResult payResult = new PayResult((String) msg.obj); String resultInfo = payResult.getResult(); String resultStatus = payResult.getResultStatus(); String memo = payResult.getMemo(); LogUtils.e("resultStatus==" + resultStatus + "==memo==" + memo); if (TextUtils.equals(resultStatus, "9000")) { Toast.makeText(context, "支付成功", Toast.LENGTH_SHORT).show(); } else { if (TextUtils.equals(resultStatus, "8000")) { Toast.makeText(context, "支付结果确认中", Toast.LENGTH_SHORT) .show(); } else { Toast.makeText(context, "支付失败", Toast.LENGTH_SHORT) .show(); } } break; } case SDK_CHECK_FLAG: { Toast.makeText(context, "检查结果为:" + msg.obj, Toast.LENGTH_SHORT) .show(); break; } default: break; } }; }; /** * call alipay sdk pay. 调用SDK支付 subject 商品名称 body 商品详情 price 该笔订单的资金总额 */ public void pay(String subject, String body, String price) { if (TextUtils.isEmpty(PayConfig.PARTNER) || TextUtils.isEmpty(PayConfig.RSA_PRIVATE) || TextUtils.isEmpty(PayConfig.SELLER)) { new AlertDialog.Builder(context) .setTitle("警告") .setMessage("需要配置PARTNER | RSA_PRIVATE| SELLER") .setPositiveButton("确定", new DialogInterface.OnClickListener() { public void onClick( DialogInterface dialoginterface, int i) { } }).show(); return; } String orderInfo = getOrderInfo(subject, body, price); String sign = sign(orderInfo); try { sign = URLEncoder.encode(sign, "UTF-8"); } catch (UnsupportedEncodingException e) { e.printStackTrace(); } final String payInfo = orderInfo + "&sign=\"" + sign + "\"&" + getSignType(); Runnable payRunnable = new Runnable() { @Override public void run() { PayTask alipay = new PayTask((Activity) context); String result = alipay.pay(payInfo); Message msg = new Message(); msg.what = SDK_PAY_FLAG; msg.obj = result; mHandler.sendMessage(msg); } }; Thread payThread = new Thread(payRunnable); payThread.start(); } /** * check whether the device has authentication alipay account. * 查询终端设备是否存在支付宝认证账户 */ public void check(View v) { Runnable checkRunnable = new Runnable() { @Override public void run() { PayTask payTask = new PayTask((Activity) context); boolean isExist = payTask.checkAccountIfExist(); Message msg = new Message(); msg.what = SDK_CHECK_FLAG; msg.obj = isExist; mHandler.sendMessage(msg); } }; Thread checkThread = new Thread(checkRunnable); checkThread.start(); } /** * get the sdk version. 获取SDK版本号 */ public void getSDKVersion() { PayTask payTask = new PayTask((Activity) context); String version = payTask.getVersion(); Toast.makeText(context, version, Toast.LENGTH_SHORT).show(); } /** * create the order info. 创建订单信息 */ public String getOrderInfo(String subject, String body, String price) { String orderInfo = "partner=" + "\"" + PayConfig.PARTNER + "\""; orderInfo += "&seller_id=" + "\"" + PayConfig.SELLER + "\""; orderInfo += "&out_trade_no=" + "\"" + tradeNo + "\""; orderInfo += "&subject=" + "\"" + subject + "\""; orderInfo += "&body=" + "\"" + body + "\""; orderInfo += "&total_fee=" + "\"" + price + "\""; orderInfo += "¬ify_url=" + "\"" + Url.PAYORDER + "\""; orderInfo += "&service=\"mobile.securitypay.pay\""; orderInfo += "&payment_type=\"1\""; orderInfo += "&_input_charset=\"utf-8\""; orderInfo += "&it_b_pay=\"30m\""; orderInfo += "&return_url=\"m.alipay.com\""; return orderInfo; } /** * get the out_trade_no for an order. 生成商户订单号,该值在商户端应保持唯一(可自定义格式规范) * */ public String getOutTradeNo() { SimpleDateFormat format = new SimpleDateFormat("MMddHHmmss", Locale.getDefault()); Date date = new Date(); String key = format.format(date); Random r = new Random(); key = key + r.nextInt(); key = key.substring(0, 15); return key; } /** * sign the order info. 对订单信息进行签名 * * @param content * 待签名订单信息 */ public String sign(String content) { return SignUtils.sign(content, PayConfig.RSA_PRIVATE); } /** * get the sign type we use. 获取签名方式 * */ public String getSignType() { return "sign_type=\"RSA\""; }}
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5、调起支付
AlipayPay alipayPay=new AlipayPay(context,moneySn);alipayPay.pay("钱包充值", "支付宝充值","100");
具体问题还是需要查看支付宝的官方文档,如果文档查询不到建议找支付宝客服解决问题。
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