java创建xml文件内容

  <dependency>
      <groupId>org.dom4j</groupId>
      <artifactId>dom4j</artifactId>
      <version>2.1.3</version>
      <scope>compile</scope>
    </dependency>

import org.dom4j.Document;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
import org.dom4j.io.OutputFormat;
import org.dom4j.io.XMLWriter;
 
import java.io.FileWriter;
import java.io.IOException;
 
public class Writer {
    public static void main(String[] args) throws IOException {
        //创建xml文档
        Document document = DocumentHelper.createDocument();
        //文档添加根节点，只能添加一个，添加多个: Cannot add another element to this Document as it already has a root element of
        Element root = document.addElement("mymvc");
        for (int i = 0; i < 2; i++) {
            //添加子节点
            Element actions = root.addElement("actions");
            Element listAction = actions.addElement("action");
            //设置子节点属性
            listAction.addAttribute("name","list");
            listAction.addAttribute("class","controller");
            //设置子节点内容
            listAction.setText("第"+(i+1)+"个hello,action！");
        }
        //创建输出格式
        OutputFormat format = OutputFormat.createPrettyPrint();
        //XML写入工具
        XMLWriter writer=new XMLWriter(new FileWriter("ghy.xml"),format);
        //写入文档至XML文件
        writer.write(document);
        //关闭流
        writer.close();
    }
}