Java jaxp查询节点

<?xml version="1.0" encoding="UTF-8"?>

<person>

    <p1>

        <name>jobs</name>

        <age>56</age>

    </p1>

    <p1>

        <name>Alis</name>

        <age>32</age>

    </p1>

</person>

package jaxp;

import java.io.IOException;

import javax.xml.parsers.DocumentBuilder;

import javax.xml.parsers.DocumentBuilderFactory;

import javax.xml.parsers.ParserConfigurationException;

import org.w3c.dom.Document;

import org.w3c.dom.Node;

import org.w3c.dom.NodeList;

import org.xml.sax.SAXException;

public class TestJaxp {

    public static void main(String[] args) {

        //创建解析器工厂

        DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance();

        //创建解析器

        DocumentBuilder builder = null;

        try {

            builder = builderFactory.newDocumentBuilder();

        } catch (ParserConfigurationException e) {

            // TODO Auto-generated catch block

            e.printStackTrace();

        }

        //解析xml返回document

        Document document = null;

        try {

            document = builder.parse("src/person.xml");

        } catch (SAXException e) {

            // TODO Auto-generated catch block

            e.printStackTrace();

        } catch (IOException e) {

            // TODO Auto-generated catch block

            e.printStackTrace();

        }

        // 得到name元素

        NodeList list = document.getElementsByTagName("name");

        for(int i = 0; i< list.getLength(); i++){

            Node node = list.item(i);

            //得到对应元素的值

            String str = node.getTextContent();

            System.out.println(str);

        }

    }

}