AJAX¿ò¼Ü
HTML source:
<p>
Name:
<input type="text" id="demoName"/>
<input value="Send" type="button" onclick="update()"/>
<br/>
Reply: <span id="demoReply"></span>
</p>
Javascript source:
var services = new dojox.rpc.Service({
target:"../dwr/jsonrpc",
transport:"POST",
envelope:"JSON-RPC-1.0",
contentType:"application/json",
services:{
"Demo.sayHello":{
returns:{"type":"string"},
parameters:[{"type":"string"}]
}
}
});
function update() {
var name = dojo.byId("demoName").value;
var deferred = services.Demo.sayHello(name);
deferred.addCallback(function(result) {
dojo.byId("demoReply").innerHTML = result;
});
}
Java source:
package org.getahead.dwrdemo.simpletext;
public class Demo {
public String sayHello(String name) {
return "Hello, " + name;
}
}
dwr.xml
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE dwr PUBLIC
"-//GetAhead Limited//DTD Direct Web Remoting 2.0//EN"
"http://getahead.org/dwr/dwr20.dtd">
<dwr>
<allow>
<create creator="new" javascript="Demo">
<param name="class" value="org.getahead.dwrdemo.simpletext.Demo"/>
</create>
</allow>
</dwr>
Ïà¹ØÎĵµ£º
ͼ1.1 ʵÀýÔËÐÐЧ¹û
1.1.1 ¼¼ÊõÒªµã
¶¯Ì¬¼ÓÔØFAQµÄ¹ý³ÌÖ÷ÒªÊÇÀûÓÃXMLHttpRequest£¨ÒÔϼò³ÆXHR£©¶ÔÏóÓë·þÎñ¶ËͨÐÅ£¬¸ù¾ÝÓû§µ¥»÷µÄ¸ÐÐËȤÎÊÌ⶯̬½«ÄÚÈݼÓÔØµ½Ò³ÃæÖС£ÔÚ¾ßÌåʵÏÖʱ£¬ÓÐÁ½µãҪעÒâµÄÄÚÈÝ¡£
1£®¶Ôÿ¸öÎÊÌâ½øÐÐΨһ±êʶ
FAQÖ÷Òª°üº¬ÎÊÌâÓë½â´ðÁ½¸ö²¿·Ö£¬Óû§µ¥»÷Ò»¸öÎÊÌâʱ£¬·þÎñÆ÷±ØÐëÖªµÀ ......
·þÎñÆ÷¶ËÏìÓ¦Îļþread_faq.jsp
·þÎñÆ÷ÏìÓ¦Îļþ¸ù¾ÝÓû§´«ÈëµÄfaqId²ÎÊý£¬´ÓÊý¾Ý¿âÖвéÕÒ¶ÔÓ¦µÄFAQÏêϸÐÅÏ¢¡£ÏêϸÐÅÏ¢¿ÉÒÔΪ°üº¬HTML±ê¼ÇµÄÄÚÈÝ¡£²éѯÍê±Ïºó½«½á¹û·µ»Ø¡£
<%@ page contentType="text/plain; charset=UTF-8"%>
<%@ page language="java"%>
<%@ page import="java.sql.*,ajax.db.D ......
ÔںܶàϵͳÖУ¬ÐèÒªÓû§Ìîд¸öÈË×ÊÁÏ£¬ÆäÖаüº¬µØÇø¡¢³ÇÊС¢ÓÊÕþ±àÂëµÈÐÅÏ¢¡£¶øÓÊÕþ±àÂë±¾Éí°üº¬Á˵ØÇøºÍ³ÇÊÐÐÅÏ¢£¬ËùÒÔ¿ÉÒÔÀûÓô˹æÔò¼ò»¯²Ù×÷¡£Óû§Ö»ÐèÒªÊäÈëÓÊÕþ±àÂ룬ϵͳ¸ù¾ÝÓÊÕþ±àÂë×Ô¶¯È¡µÃµØÇøÐÅÏ¢¡£ÕâÑù×öʹµÃÓû§¿ÉÒÔ»ñµÃ¸üºÃµÄʹÓÃÌåÑ飬Ҳ¿ÉÒÔ¼õÉÙ´íÎóµÄ·¢Éú¡£
ҪʵÏÖ×Ô¶¯»ñÈ¡µØÇøÐÅÏ¢£¬Ö÷Òª¿¼ÂÇ3¸öÎÊÌ ......
Êý¾Ý¿âÉè¼Æ
±¾ÊµÀýʹÓÃÃûΪpostalcodeµÄÊý¾Ý¿â±í£¬°üº¬µÄ²¿·ÖÊý¾ÝÈçͼ1.4Ëùʾ¡£¾ßÌåµÄ´´½¨Êý¾Ý±íÓï¾äÈçÏ£º
CREATE TABLE 'postalcode' (
'id' int(11) NOT NULL auto_increment,
'area' varchar(255) NOT NULL,
'city' varchar(255) NOT NULL,
'code' varchar(6) NOT NULL,
&n ......
Óû§²Ù×÷½çÃæpostalcode.html
Ò³ÃæÖаüº¬3¸öÎı¾¿ò£¬·Ö±ð±íʾÓÊÕþ±àÂë¡¢µØÇøºÍ³ÇÊÐÐÅÏ¢¡£µ±Óû§ÊäÈëÓÊÕþ±àÂëºó£¬ÏµÍ³½«×Ô¶¯´Ó·þÎñÆ÷¶ÁÈ¡µØÇøºÍ³ÇÊÐÐÅÏ¢£¬Ìî³äµ½¶ÔÓ¦Îı¾¿òÖС£ÏêϸµÄº¯Êý˵Ã÷Çë²Î¿¼´úÂëÖеÄ×¢ÊÍ¡£
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<head>
<tit ......