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  • 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);
            }
        }
    }
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  • 原文地址:https://www.cnblogs.com/lantu1989/p/6163219.html
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