package com;
import java.io.IOException;
import java.io.StringReader;
import java.util.List;
import org.jdom.Document;
import org.jdom.Element;
import org.jdom.JDOMException;
import org.jdom.Namespace;
import org.jdom.input.SAXBuilder;
import org.xml.sax.InputSource;
public class DuXMLDoc {
public List xmlElements(String xmlDoc) {
//創(chuàng)建一個(gè)新的字符串
StringReader read = new StringReader(xmlDoc);
//創(chuàng)建新的輸入源SAX 解析器將使用 InputSource 對(duì)象來(lái)確定如何讀取 XML 輸入
InputSource source = new InputSource(read);
//創(chuàng)建一個(gè)新的SAXBuilder
SAXBuilder sb = new SAXBuilder();
try {
//通過(guò)輸入源構(gòu)造一個(gè)Document
Document doc = sb.build(source);
//取的根元素
Element root = doc.getRootElement();
System.out.println(root.getName());//輸出根元素的名稱（測(cè)試）
//得到根元素所有子元素的集合
List jiedian = root.getChildren();
//獲得XML中的命名空間（XML中未定義可不寫）
Namespace ns = root.getNamespace();
Element et = null;
for(int i=0;i<jiedian.size();i++){
et = (Element) jiedian.get(i);//循環(huán)依次得到子元素
/**//*
* 無(wú)命名空間定義時(shí)
* et.getChild("users_id").getText();
* et.getChild("users_address",ns).getText()
*/
System.out.println(et.getChild("users_id",ns).getText());
System.out.println(et.getChild("users_address",ns).getText());
}
/**//*
* 如要取<row>下的子元素的名稱
*/
et = (Element) jiedian.get(0);
List zjiedian = et.getChildren();
for(int j=0;j<zjiedian.size();j++){
Element xet = (Element) zjiedian.get(j);
System.out.println(xet.getName());
}
} catch (JDOMException e) {
// TODO 自動(dòng)生成 catch 塊
e.printStackTrace();
} catch (IOException e) {
// TODO 自動(dòng)生成 catch 塊
e.printStackTrace();
}
return null;
}
public static void main(String[] args){
DuXMLDoc doc = new DuXMLDoc();
String xml = "<?xml version=\"1.0\" encoding=\"gb2312\"?>"+
"<Result xmlns=\"http://www.fiorano.com/fesb/activity/DBQueryOnInput2/Out\">"+
"<row resultcount=\"1\">"+
"<users_id>1001 </users_id>"+
"<users_name>wangwei </users_name>"+
"<users_group>80 </users_group>"+
"<users_address>1001號(hào) </users_address>"+
"</row>"+
"<row resultcount=\"1\">"+
"<users_id>1002 </users_id>"+
"<users_name>wangwei </users_name>"+
"<users_group>80 </users_group>"+
"<users_address>1002號(hào) </users_address>"+
"</row>"+
"</Result>";
doc.xmlElements(xml);
}
}