求帮助,XML
如何将List里面的值取出来循环组装成xml格式的字串 --------------------编程问答-------------------- stringbuffer 自己组装就是了定义好头
<?xml version="1.0" encoding="UTF-8"?>
下面的内容随意的很啊 --------------------编程问答-------------------- for循环list内容 自己用字符串,拼接的时候注意各个XML节点 --------------------编程问答-------------------- 将list值用StringBuffer拼 节点名随意取 --------------------编程问答--------------------
这个是数组的,list也一样的方法,没问题吧
import org.dom4j.*;
import org.dom4j.io.*;
import java.io.*;
import java.util.*;
/**
* 利用dom4j API构造xml文件, 将数据写入.
* @author Administrator
*
*/
public class BuildBookDemo {
/**
* @param args
*/
public static void main(String[] args) {
String[][] data = {
{"1001","武侠","天龙八部","50","金庸","1968","zh"},
{"1002","武侠","流行蝴蝶剑","45","古龙","1969","zh"},
{"1003","科幻","哈利波特","85","rowling","2005","en"},
{"1004","技术","thinking in java","90","bruce","2000","en"}
};
buildBook(data, "mybook.xml");
}
/**
* 将二维数组的数据输出到filename指定的xml文件中
* @param data 二维数据
* @param filename xml文件名
*/
public static void buildBook(
String[][] data, String filename){
//生成文档对象
Document doc = DocumentHelper.createDocument();
//构造根元素
Element rootElmt = doc.addElement("booklist");
//遍历二维数组data, 每个数组元素是一本书
for (String [] book : data){
Element bookElmt
= rootElmt.addElement("book");
bookElmt.addAttribute("isbn", book[0]);
bookElmt.addAttribute("catalog", book[1]);
//给book增加title子元素
Element titleElmt
= bookElmt.addElement("title");
titleElmt.setText(book[2]);
titleElmt.addAttribute("lang", book[6]);
//给book增加price子元素
Element priceElmt
= bookElmt.addElement("price");
priceElmt.setText(book[3]);
//给book增加author子元素
Element authorElmt
= bookElmt.addElement("author");
authorElmt.setText(book[4]);
//给book增加year子元素
Element yearElmt
= bookElmt.addElement("year");
yearElmt.setText(book[5]);
}
//输出doc到指定文件
outputXml(doc, filename);
}
/**
* 输出doc到指定文件
* @param doc 要输出的文档对象
* @param filename 要输出的文件名
*/
private static void outputXml(
Document doc, String filename) {
try {
//filename指定的文件目的地
FileWriter fw = new FileWriter(filename);
//定义xml文件的格式
OutputFormat format
= OutputFormat.createPrettyPrint();
format.setEncoding("gb2312");
//将doc按format格式写出到fw
XMLWriter xmlWriter
= new XMLWriter(fw, format);
xmlWriter.write(doc);
xmlWriter.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
补充:Java , Web 开发