Java XMLType文件修改

import org.w3c.dom.*;
import javax.xml.parsers.*;
import java.io.*;

public class XMLModifier {
    public static void main(String[] args) {
        try {
            // 创建解析器工厂
            DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
            // 创建解析器
            DocumentBuilder builder = factory.newDocumentBuilder();
            // 解析XML文件，获取Document对象
            Document document = builder.parse(new File("path/to/xml/file.xml"));
            
            // 获取根节点
            Element root = document.getDocumentElement();
            
            // 修改节点内容
            NodeList nodeList = root.getElementsByTagName("element");
            Node node = nodeList.item(0);
            node.setTextContent("new content");
            
            // 添加新节点
            Element newElement = document.createElement("newElement");
            newElement.setTextContent("new element content");
            root.appendChild(newElement);
            
            // 删除节点
            Node oldNode = nodeList.item(1);
            root.removeChild(oldNode);
            
            // 将修改后的Document对象写入XML文件
            TransformerFactory transformerFactory = TransformerFactory.newInstance();
            Transformer transformer = transformerFactory.newTransformer();
            transformer.setOutputProperty(OutputKeys.INDENT, "yes");
            transformer.transform(new DOMSource(document), new StreamResult(new File("path/to/modified/xml/file.xml")));
            
            System.out.println("XML file modified successfully.");
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}