java - 将xml节点的所有内容作为字符串

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

public class XMLParser {
    public static void main(String[] args) {
        try {
            // 创建DOM解析器工厂
            DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
            // 创建DOM解析器
            DocumentBuilder builder = factory.newDocumentBuilder();
            // 解析XML文件，获取Document对象
            Document document = builder.parse("example.xml");
            
            // 获取根节点
            Node root = document.getDocumentElement();
            // 遍历根节点的子节点
            NodeList nodeList = root.getChildNodes();
            for (int i = 0; i < nodeList.getLength(); i++) {
                Node node = nodeList.item(i);
                // 将节点的内容作为字符串输出
                System.out.println(node.getTextContent());
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}