Ajax动态加载xml文件内容

发布时间：2020-12-16 00:23:53 所属栏目：百科来源：网络整理

导读：%@page import="javax.swing.JOptionPane"%%@page import="com.ctl.util.*"%%@page import="com.ctl.util.test.*"%%@page import="java.sql.*"%%@ page language="java" import="java.util.*" pageEncoding="gbk"%%String path = request.getContextPath();S

<%@page import="javax.swing.JOptionPane"%>
<%@page import="com.ctl.util.*"%>
<%@page import="com.ctl.util.test.*"%>
<%@page import="java.sql.*"%>
<%@ page language="java" import="java.util.*" pageEncoding="gbk"%>
<%
	String path = request.getContextPath();
	String basePath = request.getScheme() + "://"
			+ request.getServerName() + ":" + request.getServerPort()
			+ path + "/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'index.jsp' starting page</title>
<meta http-equiv="content-type" content="text/html; charset=gbk">
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<script type="text/javascript" src="<%=request.getContextPath()%>/jsp/init.js"></script>
<script type="text/javascript">
	
	function loadXMLDoc(url) {
		var xmlhttp;
		var txt,xx,x,i;
		xmlhttp=getXhr();
		try {
			xmlhttp.open("post",url,true);
		} catch (er) {
			alert("ad" + er);
		}
		xmlhttp.setRequestHeader('content-type','application/x-www-form-urlencoded');
		xmlhttp.onreadystatechange = function() {
			if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {
				txt = "<table border='1'><tr><th>Title</th><th>Artist</th><th>Person</th></tr>";
				x = xmlhttp.responseXML.documentElement
						.getElementsByTagName("CD");
				for (i = 0; i < x.length; i++) {
					txt = txt + "<tr>";
					xx = x[i].getElementsByTagName("TITLE");
					{
						try {
							txt = txt + "<td>" + xx[0].firstChild.nodeValue
									+ "</td>";
						} catch (er) {
							txt = txt + "<td></td>";
						}
					}
					xx = x[i].getElementsByTagName("ARTIST");
					{
						try {
							txt = txt + "<td>" + xx[0].firstChild.nodeValue
									+ "</td>";
						} catch (er) {
							txt = txt + "<td></td>";
						}
					}
					xx = x[i].getElementsByTagName("PERSON");
					{
						try {
							txt = txt + "<td>" + xx[0].getElementsByTagName("ID")[0].firstChild.nodeValue+"/"+ xx[0].getElementsByTagName("NAME")[0].firstChild.nodeValue
									+ "</td>";
						} catch (er) {
							txt = txt + "<td></td>";
						}
					}
					txt = txt + "</tr>";
				}
				txt = txt + "</table>";
				document.getElementById('txtCDInfo').innerHTML = txt;
			}
		};
		xmlhttp.send();
	}
</script>
</head>

<body>
	<div id="txtCDInfo">
		<button onclick="loadXMLDoc('res/xml/AjaxLoadXmlRes.xml')">获得 CD信息</button>
	</div>
</body>
</html>

AjaxLoadXmlRes.xml

<?xml version="1.0" encoding="gbk" ?>
<CATALOG>
	<CD>
		<TITLE>Empire Burlesque</TITLE>
		<ARTIST>Bob Dylan</ARTIST>
		<COUNTRY>USA</COUNTRY>
		<COMPANY>Columbia</COMPANY>
		<PRICE>10.90</PRICE>
		<YEAR>1985</YEAR>
		<PERSON>
			<ID>1</ID>
			<NAME>张三</NAME>
		</PERSON>
	</CD>
	<CD>
		<TITLE>Hide your heart</TITLE>
		<ARTIST>Bonnie Tyler</ARTIST>
		<COUNTRY>UK</COUNTRY>
		<COMPANY>CBS Records</COMPANY>
		<PRICE>9.90</PRICE>
		<YEAR>1988</YEAR>
		<PERSON>
			<ID>2</ID>
			<NAME>李四</NAME>
		</PERSON>
	</CD>
	<CD>
		<TITLE>Greatest Hits</TITLE>
		<ARTIST>Dolly Parton</ARTIST>
		<COUNTRY>USA</COUNTRY>
		<COMPANY>RCA</COMPANY>
		<PRICE>9.90</PRICE>
		<YEAR>1982</YEAR>
		<PERSON>
			<ID>3</ID>
			<NAME>王五</NAME>
		</PERSON>
	</CD>
	<CD>
		<TITLE>Still got the blues</TITLE>
		<ARTIST>Gary Moore</ARTIST>
		<COUNTRY>UK</COUNTRY>
		<COMPANY>Virgin records</COMPANY>
		<PRICE>10.20</PRICE>
		<YEAR>1990</YEAR>
	</CD>
	<CD>
		<TITLE>Eros</TITLE>
		<ARTIST>Eros Ramazzotti</ARTIST>
		<COUNTRY>EU</COUNTRY>
		<COMPANY>BMG</COMPANY>
		<PRICE>9.90</PRICE>
		<YEAR>1997</YEAR>
		<PERSON>
			<ID>4</ID>
			<NAME>绝世好剑</NAME>
		</PERSON>
	</CD>
	<CD>
		<TITLE>One night only</TITLE>
		<ARTIST>Bee Gees</ARTIST>
		<COUNTRY>UK</COUNTRY>
		<COMPANY>Polydor</COMPANY>
		<PRICE>10.90</PRICE>
		<YEAR>1998</YEAR>
	</CD>
	<CD>
		<TITLE>Sylvias Mother</TITLE>
		<ARTIST>Dr.Hook</ARTIST>
		<COUNTRY>UK</COUNTRY>
		<COMPANY>CBS</COMPANY>
		<PRICE>8.10</PRICE>
		<YEAR>1973</YEAR>
	</CD>
	<CD>
		<TITLE>Maggie May</TITLE>
		<ARTIST>Rod Stewart</ARTIST>
		<COUNTRY>UK</COUNTRY>
		<COMPANY>Pickwick</COMPANY>
		<PRICE>8.50</PRICE>
		<YEAR>1990</YEAR>
	</CD>
	<CD>
		<TITLE>Romanza</TITLE>
		<ARTIST>Andrea Bocelli</ARTIST>
		<COUNTRY>EU</COUNTRY>
		<COMPANY>Polydor</COMPANY>
		<PRICE>10.80</PRICE>
		<YEAR>1996</YEAR>
	</CD>
	<CD>
		<TITLE>When a man loves a woman</TITLE>
		<ARTIST>Percy Sledge</ARTIST>
		<COUNTRY>USA</COUNTRY>
		<COMPANY>Atlantic</COMPANY>
		<PRICE>8.70</PRICE>
		<YEAR>1987</YEAR>
	</CD>
	<CD>
		<TITLE>Black angel</TITLE>
		<ARTIST>Savage Rose</ARTIST>
		<COUNTRY>EU</COUNTRY>
		<COMPANY>Mega</COMPANY>
		<PRICE>10.90</PRICE>
		<YEAR>1995</YEAR>
	</CD>
	<CD>
		<TITLE>1999 Grammy Nominees</TITLE>
		<ARTIST>Many</ARTIST>
		<COUNTRY>USA</COUNTRY>
		<COMPANY>Grammy</COMPANY>
		<PRICE>10.20</PRICE>
		<YEAR>1999</YEAR>
	</CD>
	<CD>
		<TITLE>For the good times</TITLE>
		<ARTIST>Kenny Rogers</ARTIST>
		<COUNTRY>UK</COUNTRY>
		<COMPANY>Mucik Master</COMPANY>
		<PRICE>8.70</PRICE>
		<YEAR>1995</YEAR>
	</CD>
	<CD>
		<TITLE>Big Willie style</TITLE>
		<ARTIST>Will Smith</ARTIST>
		<COUNTRY>USA</COUNTRY>
		<COMPANY>Columbia</COMPANY>
		<PRICE>9.90</PRICE>
		<YEAR>1997</YEAR>
	</CD>
	<CD>
		<TITLE>Tupelo Honey</TITLE>
		<ARTIST>Van Morrison</ARTIST>
		<COUNTRY>UK</COUNTRY>
		<COMPANY>Polydor</COMPANY>
		<PRICE>8.20</PRICE>
		<YEAR>1971</YEAR>
	</CD>
	<CD>
		<TITLE>The very best of</TITLE>
		<ARTIST>Cat Stevens</ARTIST>
		<COUNTRY>UK</COUNTRY>
		<COMPANY>Island</COMPANY>
		<PRICE>8.90</PRICE>
		<YEAR>1990</YEAR>
	</CD>
	<CD>
		<TITLE>Stop</TITLE>
		<ARTIST>Sam Brown</ARTIST>
		<COUNTRY>UK</COUNTRY>
		<COMPANY>A and M</COMPANY>
		<PRICE>8.90</PRICE>
		<YEAR>1988</YEAR>
	</CD>
	<CD>
		<TITLE>Bridge of Spies</TITLE>
		<ARTIST>T'Pau</ARTIST>
		<COUNTRY>UK</COUNTRY>
		<COMPANY>Siren</COMPANY>
		<PRICE>7.90</PRICE>
		<YEAR>1987</YEAR>
	</CD>
	<CD>
		<TITLE>Private Dancer</TITLE>
		<ARTIST>Tina Turner</ARTIST>
		<COUNTRY>UK</COUNTRY>
		<COMPANY>Capitol</COMPANY>
		<PRICE>8.90</PRICE>
		<YEAR>1983</YEAR>
	</CD>
	<CD>
		<TITLE>Midt om natten</TITLE>
		<ARTIST>Kim Larsen</ARTIST>
		<COUNTRY>EU</COUNTRY>
		<COMPANY>Medley</COMPANY>
		<PRICE>7.80</PRICE>
		<YEAR>1983</YEAR>
	</CD>
	<CD>
		<TITLE>Pavarotti Gala Concert</TITLE>
		<ARTIST>Luciano Pavarotti</ARTIST>
		<COUNTRY>UK</COUNTRY>
		<COMPANY>DECCA</COMPANY>
		<PRICE>9.90</PRICE>
		<YEAR>1991</YEAR>
	</CD>
	<CD>
		<TITLE>The dock of the bay</TITLE>
		<ARTIST>Otis Redding</ARTIST>
		<COUNTRY>USA</COUNTRY>
		<COMPANY>Atlantic</COMPANY>
		<PRICE>7.90</PRICE>
		<YEAR>1987</YEAR>
	</CD>
	<CD>
		<TITLE>Picture book</TITLE>
		<ARTIST>Simply Red</ARTIST>
		<COUNTRY>EU</COUNTRY>
		<COMPANY>Elektra</COMPANY>
		<PRICE>7.20</PRICE>
		<YEAR>1985</YEAR>
	</CD>
	<CD>
		<TITLE>Red</TITLE>
		<ARTIST>The Communards</ARTIST>
		<COUNTRY>UK</COUNTRY>
		<COMPANY>London</COMPANY>
		<PRICE>7.80</PRICE>
		<YEAR>1987</YEAR>
	</CD>
	<CD>
		<TITLE>Unchain my heart</TITLE>
		<ARTIST>Joe Cocker</ARTIST>
		<COUNTRY>USA</COUNTRY>
		<COMPANY>EMI</COMPANY>
		<PRICE>8.20</PRICE>
		<YEAR>1987</YEAR>
	</CD>
</CATALOG>

init.js

function getXhr() {
	var xhr = null;
	try {
		xhr = new XMLHttpRequest();
	} catch (e) {
		// Internet Explorer
		try {
			xhr = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				xhr = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {
				alert("您的浏览器不支持AJAX！");
				return false;
			}
		}
	}
	return xhr;
}

（编辑：李大同）

【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容!