利用 JavaBean 读取xml文件 - JAVA

public String toString() {
return "age:" + age +
" sex:" + sex +
" address:" + address;
}
}

[java]
package demo20130531; import java.io.File; import java.io.IOException; import java.util.ArrayList; import java.util.Iterator; import java.util.List; import javax.xml.bind.JAXBContext; import javax.xml.bind.JAXBException; import javax.xml.bind.Unmarshaller; import javax.xml.bind.annotation.XmlRootElement; import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter; //根元素的标签名为articles @XmlRootElement(name = "articles") public class ArticleData { //articles元素下有多个article元素 List

article = new ArrayList

(); public List

getArticle() { return article; } public void setArticle(List

article) { this.article = article; } public static void main(String[] args) throws IOException { // 创建xml文档对象，其保存在E盘的根目录下的article.xml文件 File xmlFile = new File("src2/demo20130531/article.xml"); // System.out.println(xmlFile.getAbsolutePath()); // System.out.println(xmlFile.getParent()); if(!xmlFile.exists()) xmlFile.createNewFile(); // 声明JAXBContext上下文对象 JAXBContext context; try { // 通过指定映射的类创建上下文 context = JAXBContext.newInstance(ArticleData.class); // 通过上下文创建xml转化java的对象Unmarshaller Unmarshaller u = context.createUnmarshaller(); // 将xml数据转换成java对象 ArticleData data = (ArticleData) u.unmarshal(xmlFile); // 获得所有的article数据 List

articles = data.getArticle(); for (Article a : articles) { System.out.println("-------------------------"); System.out.println(a.getAuthor()); System.out.println(a.getDate()); System.out.println(a.getEmail()); System.out.println(a.getTitle()); System.out.println(a.getAuthors().getAddress()+" "+a.getAuthors().getAge()+" "+a.getAuthors().getSex()); System.out.println(a.getAuthors()); } } catch (JAXBException e) { e.printStackTrace(); } } } package demo20130531;

import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Unmarshaller;
import javax.xml.bind.annotation.XmlRootElement;
import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter;

//根元素的标签名为articles
@XmlRootElement(name = "articles")
public class ArticleData {

//articles元素下有多个article元素
List

article = new ArrayList

();

public List

getArticle() {
return article;
}

public void setArticle(List

article) {
this.article = article;
}

public static void main(String[] args) throws IOException {

// 创建xml文档对象，其保存在E盘的根目录下的article.xml文件
File xmlFile = new File("src2/demo20130531/article.xml");
// System.out.println(xmlFile.getAbsolutePath());
// System.out.println(xmlFile.getParent());
if(!xmlFile.exists())
x

利用 JavaBean 读取xml文件 (四)