Maven

<!-- 解析xml文件 -->
<dependency>
　　<groupId>net.sf.json-lib</groupId>
　　<artifactId>json-lib</artifactId>
　　<version>2.1</version>
　　<classifier>jdk15</classifier>
</dependency>


<dependency>
　　<groupId>xom</groupId>
　　<artifactId>xom</artifactId>
　　<version>1.2.5</version>
</dependency>

Java

XMLSerializer xmlSerializer = new XMLSerializer();
JSON json = xmlSerializer.read(xml);

JSONObject jsonObject=JSONObject.fromObject(json);
JSONArray arr =jsonObject.getJSONArray("orders");