关于XML文件的读写以及txt格式的导出

package com.loadxml; import java.io.File; import org.dom4j.DocumentException; import org.dom4j.Element; import org.dom4j.Document; import org.dom4j.io.SAXReader; import java.util.Iterator; import java.io.PrintWriter; import java.io.BufferedWriter; import java.io.FileWriter; public class Loadxml { /** * @param args */ public static void Load(String filename) { StringBuffer strb = new StringBuffer(); SAXReader rd = new SAXReader(); try { Document document = rd.read(new File(filename)); Element element = document.getRootElement(); Iterator it = element.elementIterator("person"); while (it.hasNext()) { String personId = null; String personName = null; String personTel = null; String personEmail = null; element = (Element) it.next(); personId = element.attributeValue("persomid"); strb.append("编号为：").append(personId).append("的信息如下：\r\n"); Iterator it2 = element.elementIterator("name"); Iterator it3 = element.elementIterator("tel"); Iterator it4 = element.elementIterator("email"); if (it2.hasNext()) { element = (Element) it2.next(); personName = element.getText(); strb.append("姓名：").append(personName).append("\r\n"); } if (it3.hasNext()) { element = (Element) it3.next(); personTel = element.getText(); strb.append("电话号码:").append(personTel).append("\r\n"); } if (it4.hasNext()) { element = (Element) it4.next(); personEmail = element.getText(); strb.append("email地址为：").append(personEmail).append("\r\n"); } strb.append("==============================\r\n"); } PrintWriter out=null; try{ out=new PrintWriter(new BufferedWriter(new FileWriter("c:\\"+"LinkNumber.txt"))); String text=strb.toString(); out.write(text); } catch(Exception e){ e.printStackTrace(); } finally{ out.close(); } } catch (DocumentException e) { e.printStackTrace(); } } public static void main(String[] args) { Loadxml lx = new Loadxml(); lx.Load("File.xml"); } }