xml解析-dom4j

1.导包

2.Person.xml:

<?xml version="1.0" encoding="UTF-8"?> <Person>    <p1>       <name>张三</name>       <age>20</age>    </p1>    <p2>       <name>张2</name>       <age>22</age>    </p2> </Person>

3.Test.java解析xml文件内容

SAXReader reader = new SAXReader();       Document read = reader.read("src/Person.xml");             Element root = read.getRootElement();       List<Element> e = root.elements();       for (Element element : e) {           List<Element> ee = element.elements();           for (Element eee : ee) {              System.out.print(eee.getText());           }           System.out.println();       }

3.2 xpath解析获得xml单条数据Test2.java

SAXReader reader = new SAXReader();       Document read = reader.read("src/Person.xml");           Element root = read.getRootElement();       Element e = (Element) root.selectSingleNode("//p1/name");       String text = e.getText();