dom4j乱码出现错误
package com.havenliu.blog;?import java.io.File;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.FileWriter;import java.io.IOException;import java.io.UnsupportedEncodingException;import org.dom4j.Document;import org.dom4j.DocumentHelper;import org.dom4j.Element;import org.dom4j.io.OutputFormat;import org.dom4j.io.SAXReader;import org.dom4j.io.XMLWriter;?public class Dom4jXmlOper {? public static void createXml(File file) { XMLWriter writer = null; SAXReader reader = new SAXReader();? OutputFormat format = OutputFormat.createPrettyPrint(); format.setEncoding("utf-8");//设置XML文件的编码格式,如果有中文可设置为GBK或UTF-8? Document _document = DocumentHelper.createDocument(); Element _root = _document.addElement("userinfo"); Element user = _root.addElement("user"); user.addAttribute("id", "001"); Element name = user.addElement("name"); name.setText("张三"); Element age = user.addElement("age"); age.setText("28"); Element sex = user.addElement("sex"); sex.setText("男"); Element email = user.addElement("email"); email.setText("abc@abc.com");? //如果上面设置的xml编码类型为GBK，则应当用FileWriter来构建xml文件，否则会出现中文连码问题 /* try { writer = new XMLWriter(new FileWriter(file), format); } catch (IOException e1) { e1.printStackTrace(); } */? //如果上面设置的xml编码类型为utf-8，则应当用FileOutputStream来构建xml文件，否则还是会出现乱码问题 FileOutputStream fos = null; try { fos = new FileOutputStream(file); } catch (FileNotFoundException e) { e.printStackTrace(); } try { writer = new XMLWriter(fos, format); } catch (UnsupportedEncodingException e) { e.printStackTrace(); } try { writer.write(_document); writer.close(); } catch (IOException e) { e.printStackTrace(); } } public static void main(String[] args) { String filePath = "d:\\temp\\user.xml";//生产的XML文件位置 File file = new File(filePath); Dom4jXmlOper.createXml(file); }?}