java创建students的xml文

待我称王封你为后i 2022-05-24 02:59 47阅读 0赞

import java.io.File;
    import javax.xml.parsers.DocumentBuilder;
    import javax.xml.parsers.DocumentBuilderFactory;
    import javax.xml.transform.Transformer;
    import javax.xml.transform.TransformerFactory;
    import javax.xml.transform.dom.DOMSource;
    import javax.xml.transform.stream.StreamResult;
    import org.w3c.dom.Document;
    import org.w3c.dom.Element;
    
    
    public class creatStuNode {
    	public static void main(String[] args) {
    		//创建文档解析工厂
    		DocumentBuilderFactory dbf=DocumentBuilderFactory.newInstance();
    		try {
    			//创建newDocumentBuilder实例
    			DocumentBuilder doc=dbf.newDocumentBuilder();
    			//创建document文档容器
    			Document d=doc.newDocument();
    			//创建学生类型元素
    			Element students=d.createElement("Students");
    			Element student=d.createElement("student");
    			d.appendChild(students);
    			
    			Element name=d.createElement("name");
    			Element age=d.createElement("age");
    			Element sex=d.createElement("sex");
    			
    			students.setAttribute("id","0");
    			name.appendChild(d.createTextNode("张三"));
    			age.appendChild(d.createTextNode("20"));
    			sex.appendChild(d.createTextNode("男"));
    			
    			//给创建的document文档、students、student添加子节点
    			
    			students.appendChild(student);
    			student.appendChild(name);
    			student.appendChild(age);
    			student.appendChild(sex);
    			
    			//创建一个传输工厂
    			TransformerFactory tff=TransformerFactory.newInstance();
    			//创建一个文件传输器
    			Transformer tf=tff.newTransformer();
    			//创建dom源文件
    			DOMSource ds=new DOMSource(d);
    			//创建StreamResult充当转换结果持有者，并创建File对文件进行操作
    			StreamResult sr=new StreamResult(new File("Students.xml"));
    			//transform()构造方法抽象类的实例，能将源树转化为结果树（将XMLsource转化为Result
    			tf.transform(ds,sr);
    			
    		} catch (Exception e) {
    			// TODO Auto-generated catch block
    			e.printStackTrace();
    		}
    	}
    }