2019獨角獸企業重金招聘Python工程師標準>>>

pom.xml

<dependency><groupId>com.thoughtworks.xstream</groupId><artifactId>xstream</artifactId><version>1.4.7</version> </dependency><dependency><groupId>com.thoughtworks.xstream</groupId><artifactId>xstream</artifactId><version>1.4.7</version> </dependency><dependency><groupId>org.projectlombok</groupId><artifactId>lombok</artifactId><version>1.16.18</version><scope>provided</scope> </dependency><dependency><groupId>com.google.guava</groupId><artifactId>guava</artifactId><version>18.0</version> </dependency>

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XStreamInitializer:

package cn.edu360.bike.test;import com.thoughtworks.xstream.XStream; import com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider; import com.thoughtworks.xstream.core.util.QuickWriter; import com.thoughtworks.xstream.io.HierarchicalStreamWriter; import com.thoughtworks.xstream.io.xml.PrettyPrintWriter; import com.thoughtworks.xstream.io.xml.XppDriver; import com.thoughtworks.xstream.security.NullPermission; import com.thoughtworks.xstream.security.PrimitiveTypePermission;import java.io.Writer;public class XStreamInitializer {public static XStream getInstance() {XStream xstream = new XStream(new PureJavaReflectionProvider(), new XppDriver() {@Overridepublic HierarchicalStreamWriter createWriter(Writer out) {return new PrettyPrintWriter(out, getNameCoder()) {protected String PREFIX_CDATA = "<![CDATA[";protected String SUFFIX_CDATA = "]]>";protected String PREFIX_MEDIA_ID = "<MediaId>";protected String SUFFIX_MEDIA_ID = "</MediaId>";@Overrideprotected void writeText(QuickWriter writer, String text) {if (text.startsWith(this.PREFIX_CDATA) && text.endsWith(this.SUFFIX_CDATA)) {writer.write(text);} else if (text.startsWith(this.PREFIX_MEDIA_ID) && text.endsWith(this.SUFFIX_MEDIA_ID)) {writer.write(text);} else {super.writeText(writer, text);}}@Overridepublic String encodeNode(String name) {return name;//防止將_轉換成__}};}});xstream.ignoreUnknownElements();xstream.setMode(XStream.NO_REFERENCES);xstream.addPermission(NullPermission.NULL);xstream.addPermission(PrimitiveTypePermission.PRIMITIVES);return xstream;}}

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BaseWxPayResult:

package cn.edu360.bike.test;import com.google.common.base.Joiner; import com.thoughtworks.xstream.XStream; import com.thoughtworks.xstream.annotations.XStreamAlias; import lombok.*; import org.apache.commons.lang3.StringUtils; import org.w3c.dom.Document; import org.w3c.dom.NodeList; import org.xml.sax.SAXException;import javax.xml.parsers.DocumentBuilderFactory; import javax.xml.parsers.ParserConfigurationException; import javax.xml.xpath.XPathConstants; import javax.xml.xpath.XPathExpressionException; import javax.xml.xpath.XPathFactory; import java.io.ByteArrayInputStream; import java.io.IOException; import java.util.HashMap; import java.util.Map;@Data public abstract class BaseWxPayResult {/*** 返回狀態碼.*/@XStreamAlias("return_code")protected String returnCode;/*** 返回信息.*/@XStreamAlias("return_msg")protected String returnMsg;//當return_code為SUCCESS的時候，還會包括以下字段：/*** 業務結果.*/@XStreamAlias("result_code")private String resultCode;/*** 錯誤代碼.*/@XStreamAlias("err_code")private String errCode;/*** 錯誤代碼描述.*/@XStreamAlias("err_code_des")private String errCodeDes;/*** 公眾賬號ID.*/@XStreamAlias("appid")private String appid;/*** 商戶號.*/@XStreamAlias("mch_id")private String mchId;/*** 服務商模式下的子公眾賬號ID.*/@XStreamAlias("sub_appid")private String subAppId;/*** 服務商模式下的子商戶號.*/@XStreamAlias("sub_mch_id")private String subMchId;/*** 隨機字符串.*/@XStreamAlias("nonce_str")private String nonceStr;/*** 簽名.*/@XStreamAlias("sign")private String sign;//以下為輔助屬性/*** xml字符串.*/private String xmlString;/*** xml的Document對象，用于解析xml文本.*/private Document xmlDoc;/*** 將xml字符串轉換成Document對象，以便讀取其元素值.*/private Document getXmlDoc() {if (this.xmlDoc != null) {return this.xmlDoc;}try {this.xmlDoc = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(new ByteArrayInputStream(this.xmlString.getBytes("UTF-8")));return xmlDoc;} catch (SAXException | IOException | ParserConfigurationException e) {throw new RuntimeException("非法的xml文本內容：" + this.xmlString);}}/*** 將bean通過保存的xml字符串轉換成map.*/public Map<String, String> toMap() {if (StringUtils.isBlank(this.xmlString)) {throw new RuntimeException("xml數據有問題，請核實！");}Map<String, String> result = new HashMap<>();Document doc = this.getXmlDoc();try {NodeList list = (NodeList) XPathFactory.newInstance().newXPath().compile("/xml/*").evaluate(doc, XPathConstants.NODESET);int len = list.getLength();for (int i = 0; i < len; i++) {result.put(list.item(i).getNodeName(), list.item(i).getTextContent());}} catch (XPathExpressionException e) {throw new RuntimeException("非法的xml文本內容：" + xmlString);}return result;}/*** 從xml字符串創建bean對象.*/public static <T extends BaseWxPayResult> T fromXML(String xmlString, Class<T> clz) {XStream xstream = XStreamInitializer.getInstance();xstream.processAnnotations(clz);T result = (T) xstream.fromXML(xmlString);result.setXmlString(xmlString);return result;}/*** 獲取xml中元素的值.*/public String getXmlValue(String... path) {Document doc = this.getXmlDoc();String expression = String.format("/%s//text()", Joiner.on("/").join(path));try {return (String) XPathFactory.newInstance().newXPath().compile(expression).evaluate(doc, XPathConstants.STRING);} catch (XPathExpressionException e) {throw new RuntimeException("未找到相應路徑的文本：" + expression);}}/*** 獲取xml中元素的值，作為int值返回.*/Integer getXmlValueAsInt(String... path) {String result = this.getXmlValue(path);if (StringUtils.isBlank(result)) {return null;}return Integer.valueOf(result);}}

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WxPayOrderQueryResult:

package cn.edu360.bike.test;import com.google.common.collect.Lists; import com.thoughtworks.xstream.annotations.XStreamAlias; import lombok.*;import java.util.List;/*** <pre>* 查詢訂單 返回結果對象* Created by Binary Wang on 2016-10-24.* 注釋中各行每個字段描述對應如下：* <li>字段名* <li>變量名* <li>是否必填* <li>類型* <li>示例值* <li>描述* </pre>**/@Data @NoArgsConstructor @XStreamAlias("xml") public class WxPayOrderQueryResult extends BaseWxPayResult {/*** <pre>* 字段名：營銷詳情.* 變量名：promotion_detail* 是否必填：否，單品優惠才有* 類型：String(6000)* 示例值：[{"promotion_detail":[{"promotion_id":"109519","name":"單品惠-6","scope":"SINGLE","type":"DISCOUNT","amount":5,"activity_id":"931386","wxpay_contribute":0,"merchant_contribute":0,"other_contribute":5,"goods_detail":[{"goods_id":"a_goods1","goods_remark":"商品備注","quantity":7,"price":1,"discount_amount":4},{"goods_id":"a_goods2","goods_remark":"商品備注","quantity":1,"price":2,"discount_amount":1}]}]}* 描述：單品優惠專用參數，詳見https://pay.weixin.qq.com/wiki/doc/api/danpin.php?chapter=9_201&index=3* </pre>*/@XStreamAlias("promotion_detail")private String promotionDetail;/*** <pre>設備號* device_info* 否* String(32)* 013467007045764* 微信支付分配的終端設備號，* </pre>*/@XStreamAlias("device_info")private String deviceInfo;/*** <pre>用戶標識* openid* 是* String(128)* oUpF8uMuAJO_M2pxb1Q9zNjWeS6o* 用戶在商戶appid下的唯一標識* </pre>*/@XStreamAlias("openid")private String openid;/*** <pre>是否關注公眾賬號* is_subscribe* 否* String(1)* Y* 用戶是否關注公眾賬號，Y-關注，N-未關注，僅在公眾賬號類型支付有效* </pre>*/@XStreamAlias("is_subscribe")private String isSubscribe;/*** <pre>交易類型* trade_type* 是* String(16)* JSAPI* 調用接口提交的交易類型，取值如下：JSAPI，NATIVE，APP，MICROPAY，詳細說明見參數規定* </pre>*/@XStreamAlias("trade_type")private String tradeType;/*** <pre>交易狀態* trade_state* 是* String(32)* SUCCESS* SUCCESS—支付成功,REFUND—轉入退款,NOTPAY—未支付,CLOSED—已關閉,REVOKED—已撤銷（刷卡支付）,USERPAYING--用戶支付中,PAYERROR--支付失敗(其他原因，如銀行返回失敗)* </pre>*/@XStreamAlias("trade_state")private String tradeState;/*** <pre>付款銀行* bank_type* 是* String(16)* CMC* 銀行類型，采用字符串類型的銀行標識* </pre>*/@XStreamAlias("bank_type")private String bankType;/*** <pre>訂單金額* total_fee* 是* Int* 100* 訂單總金額，單位為分* </pre>*/@XStreamAlias("total_fee")private Integer totalFee;/*** <pre>應結訂單金額* settlement_total_fee* 否* Int* 100* 應結訂單金額=訂單金額-非充值代金券金額，應結訂單金額<=訂單金額。* </pre>*/@XStreamAlias("settlement_total_fee")private Integer settlementTotalFee;/*** <pre>貨幣種類* fee_type* 否* String(8)* CNY* 貨幣類型，符合ISO 4217標準的三位字母代碼，默認人民幣：CNY，其他值列表詳見貨幣類型* </pre>*/@XStreamAlias("fee_type")private String feeType;/*** <pre>現金支付金額* cash_fee* 是* Int* 100* 現金支付金額訂單現金支付金額，詳見支付金額* </pre>*/@XStreamAlias("cash_fee")private Integer cashFee;/*** <pre>現金支付貨幣類型* cash_fee_type* 否* String(16)* CNY* 貨幣類型，符合ISO 4217標準的三位字母代碼，默認人民幣：CNY，其他值列表詳見貨幣類型* </pre>*/@XStreamAlias("cash_fee_type")private String cashFeeType;/*** <pre>代金券金額* coupon_fee* 否* Int* 100* “代金券”金額<=訂單金額，訂單金額-“代金券”金額=現金支付金額，詳見支付金額* </pre>*/@XStreamAlias("coupon_fee")private Integer couponFee;/*** <pre>代金券使用數量* coupon_count* 否* Int* 1* 代金券使用數量* </pre>*/@XStreamAlias("coupon_count")private Integer couponCount;private List<Coupon> coupons;/*** <pre>微信支付訂單號* transaction_id* 是* String(32)* 1009660380201506130728806387* 微信支付訂單號* </pre>*/@XStreamAlias("transaction_id")private String transactionId;/*** <pre>商戶訂單號* out_trade_no* 是* String(32)* 20150806125346* 商戶系統的訂單號，與請求一致。* </pre>*/@XStreamAlias("out_trade_no")private String outTradeNo;/*** <pre>附加數據* attach* 否* String(128)* 深圳分店* 附加數據，原樣返回* </pre>*/@XStreamAlias("attach")private String attach;/*** <pre>支付完成時間* time_end* 是* String(14)* 20141030133525* 訂單支付時間，格式為yyyyMMddHHmmss，如2009年12月25日9點10分10秒表示為20091225091010。其他詳見時間規則* </pre>*/@XStreamAlias("time_end")private String timeEnd;/*** <pre>交易狀態描述* trade_state_desc* 是* String(256)* 支付失敗，請重新下單支付* 對當前查詢訂單狀態的描述和下一步操作的指引* </pre>*/@XStreamAlias("trade_state_desc")private String tradeStateDesc;/*** 通過xml組裝coupons屬性內容*/public void composeCoupons() {if (this.couponCount != null && this.couponCount > 0) {this.coupons = Lists.newArrayList();for (int i = 0; i < this.couponCount; i++) {this.coupons.add(new Coupon(this.getXmlValue("xml/coupon_type_" + i),this.getXmlValue("xml/coupon_id_" + i),this.getXmlValueAsInt("xml/coupon_fee_" + i)));}}}@Data@Builder(builderMethodName = "newBuilder")@AllArgsConstructorpublic static class Coupon {/*** <pre>代金券類型* coupon_type_$n* 否* String* CASH* <li>CASH--充值代金券* <li>NO_CASH---非充值代金券* 訂單使用代金券時有返回（取值：CASH、NO_CASH）。$n為下標,從0開始編號，舉例：coupon_type_$0* </pre>*/private String couponType;/*** <pre>代金券ID* coupon_id_$n* 否* String(20)* 10000* 代金券ID, $n為下標，從0開始編號* </pre>*/private String couponId;/*** <pre>單個代金券支付金額* coupon_fee_$n* 否* Int* 100* 單個代金券支付金額, $n為下標，從0開始編號* </pre>*/private Integer couponFee;}}

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test:

package cn.edu360.bike.test;public class XmlTest {public static void main(String[] args){ // String xml = "<xml><return_code>200</return_code><return_msg>SUCCESS</return_msg><total>123</total></xml>"; // BaseWxPayResult baseWxPayResult = BaseWxPayResult.fromXML(xml, BaseWxPayResult.class); // System.out.println(baseWxPayResult); // System.out.println(baseWxPayResult.toMap()); // System.out.println(baseWxPayResult.getXmlValue("xml/return_msg")); // System.out.println(baseWxPayResult.getXmlValueAsInt("xml/total"));String xml2 = "<xml>" +"<cash_fee>200</cash_fee><coupon_count>1</coupon_count>" +"<transaction_id>123123123</transaction_id>" +"<coupon_type_0>type0</coupon_type_0>" +"<coupon_id_0>0</coupon_id_0>" +"<coupon_fee_0>0</coupon_fee_0></xml>";WxPayOrderQueryResult queryResult = WxPayOrderQueryResult.fromXML(xml2, WxPayOrderQueryResult.class);queryResult.composeCoupons();System.out.println(queryResult);} }

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參考：
https://gitee.com/52itstyle/spring-boot-pay/tree/master/src/main/java/com/itstyle/modules/weixinpay/controller

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轉載于:https://my.oschina.net/u/2253438/blog/1828984

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