本文实例讲述了java使用Jdom实现xml文件写入操作的方法。分享给大家供大家参考,具体如下:
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package com.yanek.demo.xml.test;
import java.io.File;
import java.io.FileWriter;
import org.jdom.Attribute;
import org.jdom.Document;
import org.jdom.Element;
import org.jdom.input.SAXBuilder;
import org.jdom.output.XMLOutputter;
public class JdomWriteXml {
/**
* @param args
*/
public static void main(String[] args) {
SAXBuilder sb = new SAXBuilder();
Element actions = new Element( "actions" );
Document document = new Document(actions);
Element action1 = new Element( "action" );
actions.addContent(action1);
Attribute path_atbt1 = new Attribute( "path" , "/test" );
Attribute class_atbt1 = new Attribute( "class" ,
"com.mystruts.demo.LoginAction" );
action1.setAttribute(path_atbt1);
action1.setAttribute(class_atbt1);
Element action1_forward1 = new Element( "forward" );
action1.addContent(action1_forward1);
Attribute action1_forward1_name_atbt1 = new Attribute( "name" , "success" );
Attribute action1_forward1_url_atbt1 = new Attribute( "url" , "test.jsp" );
action1_forward1.setAttribute(action1_forward1_name_atbt1);
action1_forward1.setAttribute(action1_forward1_url_atbt1);
Element action1_forward2 = new Element( "forward" );
action1.addContent(action1_forward2);
Attribute action1_forward1_name_atbt2 = new Attribute( "name" , "failure" );
Attribute action1_forward1_url_atbt2 = new Attribute( "url" ,
"failure.jsp" );
action1_forward2.setAttribute(action1_forward1_name_atbt2);
action1_forward2.setAttribute(action1_forward1_url_atbt2);
Element action2 = new Element( "action" );
actions.addContent(action2);
Attribute path_atbt2 = new Attribute( "path" , "/user" );
Attribute class_atbt2 = new Attribute( "class" ,
"com.mystruts.demo.UserAction" );
action2.setAttribute(path_atbt2);
action2.setAttribute(class_atbt2);
Element action2_forward1 = new Element( "forward" );
action2.addContent(action2_forward1);
Attribute action2_forward1_name_atbt1 = new Attribute( "name" , "success" );
Attribute action2_forward1_url_atbt1 = new Attribute( "url" , "test.jsp" );
action2_forward1.setAttribute(action2_forward1_name_atbt1);
action2_forward1.setAttribute(action2_forward1_url_atbt1);
Element action2_forward2 = new Element( "forward" );
action2.addContent(action2_forward2);
Attribute action2_forward1_name_atbt2 = new Attribute( "name" , "failure" );
Attribute action2_forward1_url_atbt2 = new Attribute( "url" ,
"failure.jsp" );
action2_forward2.setAttribute(action2_forward1_name_atbt2);
action2_forward2.setAttribute(action2_forward1_url_atbt2);
Attribute root_atbt1 = new Attribute( "m" , "001" );
actions.setAttribute(root_atbt1);
try {
File f1 = new File( "mystruts.xml" );
// XMLOutputter xo=new XMLOutputter(" ",true,"GB2312");
XMLOutputter xo = new XMLOutputter();
FileWriter fw = new FileWriter(f1);
xo.output(document, fw);
fw.close();
} catch (Exception e) {
e.printStackTrace();
}
// System.out.println(document.toString());
}
}
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生成xml文件:
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<? xml version = "1.0" encoding = "UTF-8" ?>
< actions m = "001" >
< action path = "/test" class = "com.mystruts.demo.LoginAction" >
< forward name = "success" url = "test.jsp" />
< forward name = "failure" url = "failure.jsp" />
</ action >
< action path = "/user" class = "com.mystruts.demo.UserAction" >
< forward name = "success" url = "test.jsp" />
< forward name = "failure" url = "failure.jsp" />
</ action >
</ actions >
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希望本文所述对大家Java程序设计有所帮助。