[微信开发]–微信支付JSAPI形式

package com.wechat.demo.wxpay;
import org.apache.http.client.HttpClient;
/**
* 微信支付常量类
*/
public class WXPayConstants {
public enum SignType {
MD5, HMACSHA256
}
public static final String DOMAIN_API = "api.mch.weixin.qq.com";
public static final String DOMAIN_API2 = "api2.mch.weixin.qq.com";
public static final String DOMAIN_APIHK = "apihk.mch.weixin.qq.com";
public static final String DOMAIN_APIUS = "apius.mch.weixin.qq.com";
public static final String FAIL = "FAIL";
public static final String SUCCESS = "SUCCESS";
public static final String HMACSHA256 = "HMAC-SHA256";
public static final String MD5 = "MD5";
public static final String FIELD_SIGN = "sign";
public static final String FIELD_SIGN_TYPE = "sign_type";
public static final String WXPAYSDK_VERSION = "WXPaySDK/3.0.9";
public static final String USER_AGENT = WXPAYSDK_VERSION +
" (" + System.getProperty("os.arch") + " " + System.getProperty("os.name") + " " + System.getProperty("os.version") +
") Java/" + System.getProperty("java.version") + " HttpClient/" + HttpClient.class.getPackage().getImplementationVersion();
//提交付款码支付 https://pay.weixin.qq.com/wiki/doc/api/micropay.php?chapter=9_10&index=1
public static final String MICROPAY_URL_SUFFIX = "/pay/micropay";
//统一下单 https://pay.weixin.qq.com/wiki/doc/api/native.php?chapter=9_1
public static final String UNIFIEDORDER_URL_SUFFIX = "/pay/unifiedorder";
//查询订单 https://pay.weixin.qq.com/wiki/doc/api/native.php?chapter=9_2
public static final String ORDERQUERY_URL_SUFFIX = "/pay/orderquery";
//撤销订单 https://pay.weixin.qq.com/wiki/doc/api/native.php?chapter=9_11
public static final String REVERSE_URL_SUFFIX = "/secapi/pay/reverse";
//关闭订单 https://pay.weixin.qq.com/wiki/doc/api/native.php?chapter=9_3
public static final String CLOSEORDER_URL_SUFFIX = "/pay/closeorder";
//申请退款 https://pay.weixin.qq.com/wiki/doc/api/native.php?chapter=9_4
public static final String REFUND_URL_SUFFIX = "/secapi/pay/refund";
//查询退款 https://pay.weixin.qq.com/wiki/doc/api/native.php?chapter=9_5
public static final String REFUNDQUERY_URL_SUFFIX = "/pay/refundquery";
//下载对账单 https://pay.weixin.qq.com/wiki/doc/api/native.php?chapter=9_6
public static final String DOWNLOADBILL_URL_SUFFIX = "/pay/downloadbill";
//交易保障 https://pay.weixin.qq.com/wiki/doc/api/native.php?chapter=9_8&index=9
public static final String REPORT_URL_SUFFIX = "/payitil/report";
//转换短链接 https://pay.weixin.qq.com/wiki/doc/api/native.php?chapter=9_9&index=10
public static final String SHORTURL_URL_SUFFIX = "/tools/shorturl";
//授权码查询openid https://pay.weixin.qq.com/wiki/doc/api/micropay.php?chapter=9_13&index=9
public static final String AUTHCODETOOPENID_URL_SUFFIX = "/tools/authcodetoopenid";
// sandbox 沙盒测试
public static final String SANDBOX_GETSIGNKEY_URL_SUFFIX = "/sandboxnew/pay/getsignkey";
public static final String SANDBOX_MICROPAY_URL_SUFFIX = "/sandboxnew/pay/micropay";
public static final String SANDBOX_UNIFIEDORDER_URL_SUFFIX = "/sandboxnew/pay/unifiedorder";
public static final String SANDBOX_ORDERQUERY_URL_SUFFIX = "/sandboxnew/pay/orderquery";
public static final String SANDBOX_REVERSE_URL_SUFFIX = "/sandboxnew/secapi/pay/reverse";
public static final String SANDBOX_CLOSEORDER_URL_SUFFIX = "/sandboxnew/pay/closeorder";
public static final String SANDBOX_REFUND_URL_SUFFIX = "/sandboxnew/secapi/pay/refund";
public static final String SANDBOX_REFUNDQUERY_URL_SUFFIX = "/sandboxnew/pay/refundquery";
public static final String SANDBOX_DOWNLOADBILL_URL_SUFFIX = "/sandboxnew/pay/downloadbill";
public static final String SANDBOX_REPORT_URL_SUFFIX = "/sandboxnew/payitil/report";
public static final String SANDBOX_SHORTURL_URL_SUFFIX = "/sandboxnew/tools/shorturl";
public static final String SANDBOX_AUTHCODETOOPENID_URL_SUFFIX = "/sandboxnew/tools/authcodetoopenid";
}

/**
* 获取sandbox测试需要的signkey
* @param config
* @param wxPay
* @return
* @throws Exception
*/
public static String retrieveSandboxSignKey(IWXPayConfig config, WXPay wxPay) throws Exception {
try {
Map params = new HashMap();
params.put("mch_id", config.getMchID());
params.put("nonce_str", WXPayUtil.generateNonceStr());
params.put("sign", generateSignatrue(params, config.getKey()));
String strXML = wxPay.requestWithoutCert(WXPayConstants.SANDBOX_GETSIGNKEY_URL_SUFFIX, params, config.getHttpConnectTimeoutMs(), config.getHttpReadTimeoutMs());
if (StringUtils.isBlank(strXML)) {
return null;
}
Map result = WXPayUtil.xmlToMap(strXML);
getLogger().info("retrieveSandboxSignKey:" + result);
if ("SUCCESS".equals(result.get("return_code"))) {
return result.get("sandbox_signkey");
}
return null;
}catch(Exception e){
getLogger().info("获取Sandbox_signkey异常",e);
return null;
}
}