Java XML读写示例-优快云博客

本文链接：https://blog.youkuaiyun.com/iteye_2179/article/details/81969800

本文提供了一个使用Java进行XML文件读写的完整示例。通过Dom4j库创建XML文件并解析其内容，展示了如何利用Java API实现XML文档的生成与读取。代码中包含了创建XML文档的基本结构、元素及属性，并演示了如何遍历和打印XML文件中的数据。

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import java.io.*;
import java.util.Iterator;
import java.util.List;

import org.dom4j.Document;
import org.dom4j.Element;
import org.dom4j.DocumentHelper;

import org.dom4j.io.XMLWriter;
import org.dom4j.io.SAXReader;

public class ModelReder {

public static void main(String[] args) {

try {

ModelReder modelReder = new ModelReder();
modelReder.testWrite();
modelReder.testRead();

} catch (Exception e) {
e.printStackTrace();
}

}

public void testRead() throws Exception{

SAXReader reader = new SAXReader();
Document document = reader.read(new FileInputStream("output.xml"));

Element enterprises = document.getRootElement();

for (Iterator iter = enterprises.elementIterator(); iter.hasNext();) {
Element enterprise = (Element) iter.next();
List enterpriseNames = enterprise.elements();
for(int i=0; i<enterpriseNames.size(); i++){
Element enterpriseName = (Element)enterpriseNames.get(i);
System.out.println(enterpriseName.getText());

}

}

}
/**
* 生成XML问津
* @throws Exception
*/
public void testWrite() throws Exception{

Document document = DocumentHelper.createDocument();

Element enterprises = document.addElement("enterprises");

for(int i=0; i<10; i++){
Element enterprise = enterprises.addElement("enterprise");
Element enterpriseName = enterprise.addElement("enterpriseName").addText("企业名称1");
Element enterpriseEnglishName = enterprise.addElement("enterpriseName").addText("English Name 1");

}

XMLWriter writer = new XMLWriter(new FileOutputStream("output.xml"));

writer.write(document);
writer.close();

}

}