一、樣例一：
以根據訂單號向支付寶查詢支付是否成功為例（成功信息）
失敗信息：
<?xml version="1.0" encoding="utf-8"?>
<alipay>
<is_success>F</is_success>
<error>TRADE_NOT_EXIST</error>
</alipay>
成功信息：
<?xml version="1.0" encoding="utf-8"?>
<alipay>
<is_success>T</is_success>
<request>
<param name="_input_charset">utf-8</param>
<param name="service">single_trade_query</param>
<param name="partner">2088121424678319</param>
<param name="out_trade_no">H161021114440198N</param>
</request>
<response>
<trade>
<body>訂單：T16102111443568</body>
<buyer_email>[email protected]</buyer_email>
<buyer_id>2088402231747066</buyer_id>
<discount>0.00</discount>
<flag_trade_locked>0</flag_trade_locked>
<gmt_create>2016-10-21 11:45:06</gmt_create>
<gmt_last_modified_time>2016-10-21 11:45:16</gmt_last_modified_time>
<gmt_payment>2016-10-21 11:45:17</gmt_payment>
<is_total_fee_adjust>F</is_total_fee_adjust>
<operator_role>B</operator_role>
<out_trade_no>H161021114440198N</out_trade_no>
<payment_type>1</payment_type>
<price>0.01</price>
<quantity>1</quantity>
<seller_email>[email protected]</seller_email>
<seller_id>2088121424678319</seller_id>
<subject>的生活費...</subject>
<time_out>2017-01-20 11:45:17</time_out>
<time_out_type>finishFPAction</time_out_type>
<to_buyer_fee>0.00</to_buyer_fee>
<to_seller_fee>0.01</to_seller_fee>
<total_fee>0.01</total_fee>
<trade_no>2016102121001004060245497067</trade_no>
<trade_status>TRADE_SUCCESS</trade_status>
<use_coupon>F</use_coupon>
</trade>
</response>
<sign>25217c932f49868371a301e3151201a2</sign>
<sign_type>MD5</sign_type>
</alipay>
首先解析is_success字段的值，看看結果是T（成功）還是F（失敗），具體就不詳細作解釋，這裡只分析為T時的數據，一定要判斷，否則若為F再解析因XML格式不一會報錯
Map<Object, Object> map = new HashMap<Object, Object>();
map = XMLUtil.doXMLParse(result);
String is_success = map.get("is_success").toString();
1、工具類XStreamHandle中定義兩個方法：
