spring4笔记----UrlResource访问网络资源读取xml内容

package com.ij34.bean;

import java.util.Iterator;
import java.util.List;

import org.dom4j.Document;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;
import org.springframework.core.io.UrlResource;

public class UrlResourceTest {

    public static void main(String[] args) throws Exception {
        // TODO Auto-generated method stub
            UrlResource url=new UrlResource("file:test.txt");
            System.out.println(url.getFilename());
            System.out.println(url.getURI());
            System.out.println(url.getDescription());
            System.out.println(url.getClass());
            System.out.println(url.getInputStream());
            System.out.println(url.getFile());
            SAXReader sax=new SAXReader();
            Document document=sax.read(url.getFile());
            Element el=document.getRootElement();
            List list=el.elements();
            for(Iterator it=list.iterator();it.hasNext();){
                Element test=(Element) it.next();
                List l=test.elements();
             for(Iterator i=l.iterator();i.hasNext();){
                 Element e=(Element) i.next();
                 System.out.println(e.getText());         
             }
            }
}
}

<?xml version="1.0" encoding="UTF-8"?>
<books>
<book>
<name>java入门经典</name>
<author>周星驰</author>
</book>
<book>
<name>大数据入门经典</name>
<author>李小龙</author>
</book>
</books>

SerlvetContextResource版本

<%@page import="java.net.URL"%>
<%@page import="org.dom4j.Document"%>
<%@page import="java.util.Iterator,java.util.List,org.dom4j.Document,org.dom4j.Element,org.dom4j.io.SAXReader"%>
<%@page import="org.springframework.web.context.support.ServletContextResource"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<%
ServletContextResource urls=new ServletContextResource(application,"WEB-INF/test.txt");
out.println(urls.getFilename()+"<br/>");
out.println(urls.getURI()+"<br/>");
out.println(urls.getDescription()+"<br/>");
out.println(urls.getClass()+"<br/>");
out.println(urls.getInputStream()+"<br/>");
out.println(urls.getFile()+"<br/>");
SAXReader sax=new SAXReader();
Document document=sax.read(urls.getFile());
Element el=document.getRootElement();
List list=el.elements();
for(Iterator it=list.iterator();it.hasNext();){
    Element test=(Element) it.next();
    List l=test.elements();
 for(Iterator i=l.iterator();i.hasNext();){
     Element e=(Element) i.next();
     out.println(e.getText()+"<br/>");         
 }
}
%>
</body>
</html>

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原文地址：https://www.cnblogs.com/tk55/p/6509507.html