dom4j 生成XML文檔

package com.util;
import java.io.FileWriter;
import java.io.IOException;
import org.dom4j.Document;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
import org.dom4j.io.OutputFormat;
import org.dom4j.io.XMLWriter;
public class MyTest02 {
/**
* @param args
*/
public static void main(String[] args) {
Document doc = DocumentHelper.createDocument();
Element rootElement = doc.addElement("PaymentInformation","http://www.chinaport.gov.cn/ecss");
// rootElement.addAttribute("xmlns:ecss", "http://www.chinaport.gov.cn/ecss");
// //組裝報關文件
Element guid = rootElement.addElement("guid");guid.setText("hehe");
Element paymentCode = rootElement.addElement("paymentCode");paymentCode.setText(StringUtil.toStringWithTrim("jj"));
String fileName = "D:/aa.xml";
XMLWriter xmlWriter = null;
FileWriter fileWriter;
try {
fileWriter = new FileWriter(fileName);
//設置了創建xml文件的格式爲縮進的
  OutputFormat xmlFormat = OutputFormat.createPrettyPrint();
  //設置文件編碼格式
  xmlFormat.setEncoding("UTF-8");
  //創建寫文件方法
  xmlWriter = new XMLWriter(fileWriter, xmlFormat);
  // 寫入文件
  xmlWriter.write(doc);
} catch (IOException e) {
e.printStackTrace();
} finally{
try {
xmlWriter.close();
} catch (IOException e) {
e.printStackTrace();
}
}
  
}
}