Java DOM4J 方式生成XML文件

左手的ㄟ右手 2022-06-17 12:11 218阅读 0赞

Dom4jCreateXML.java文件

package Dom4jCreateXMLFile;
    
    import java.io.File;
    import java.io.FileWriter;
    import java.io.IOException;
    
    import org.dom4j.Document;
    import org.dom4j.DocumentHelper;
    import org.dom4j.Element;
    import org.dom4j.io.OutputFormat;
    import org.dom4j.io.XMLWriter;
    import org.junit.Test;
    
    public class Dom4jCreateXML {
    
    	public void createXMLFile(File file) throws IOException {
    		//创建一个文档模型
            Document document  = DocumentHelper.createDocument();
            //定义一个根节点bookstore
            Element bookstore = document.addElement("bookstore");
            //根节点下添加子节点book
            Element book = bookstore.addElement("book");
            //节点添加属性
            book.addAttribute("id", "1");
            //节点添加子节点并设置节点值
            Element name = book.addElement("name");
            name.addText("Hello World");
            Element author = book.addElement("author");
            author.addText("Azzan");
            Element year = book.addElement("year");
            year.addText("2017-04-25");
            Element price = book.addElement("price");
            price.addText("121.00");
            
            //创建XML格式
            OutputFormat xmlFormat = new OutputFormat();
            xmlFormat.setEncoding("UTF-8");
            xmlFormat.setNewlines(true);
            xmlFormat.setIndent("    ");
            FileWriter fileWriter = new FileWriter(file);
            XMLWriter xmlWriter = new XMLWriter(fileWriter,xmlFormat);
            xmlWriter.write(document);
            xmlWriter.close(); 
    	}
    
    	@Test
    	public void test() throws IOException {
    		File file =  new File("createBook.xml");
    		createXMLFile(file);
    	}
    
    }

createBook.xml文件

<?xml version="1.0" encoding="UTF-8"?>
    <bookstore>
        <book id="1">
            <name>Hello World</name>
            <author>Azzan</author>
            <year>2017-04-25</year>
            <price>121.00</price>
        </book>
    </bookstore>