Ajax

JavaScript HttpRequest JavaScript

<HTML>
<HEAD>
<meta http-equiv="Content-Type" content="text/html; charset=shift_jis">
<TITLE>test</TITLE>
<script src="prototype.js"></script>
<script>
	function test1()
	{
		new Ajax.Request('test.txt',{
			onComplete : function (request) {
				$('idtest1').innerHTML = request.responseText;
			}
		});	
	}
</script>
</HEAD>
<BODY>
	<div id="idtest1">

	</div>
	<input type="button" value=Test1 onclick="test1();"><br> 
</BODY>
</HTML>

JavaScript http://clouder.jp/yoshiki/mt/archives/000437.html

JSONIC

DWR(Direct Web Remoting)

http://www.getahead.ltd.uk/dwr/

c:\dwrsample\dwr.html

<html>
<head>
 <meta http-equiv="Content-Type" content="text/html; charset=shift_jis" />
 <title>DWR</title>

 <script type='text/javascript' src='dwr/interface/Testdwr.js'></script>
 <script type='text/javascript' src='dwr/engine.js'></script>
 <script type='text/javascript' src='dwr/util.js'></script>

 <script type='text/javascript'>
 	<!--
 		function searchAddress () {
 			var zipcode = DWRUtil.getValue("zipcode");
 			if (zipcode.length == 7) {
 				Testdwr.getZipdata(result,zipcode);
 			}
 		}
 		function result(data) {
 			DWRUtil.setValues(data);
 		}
 	// -->
 </script>
 </head>
 <body>




 </body>
</html>

c:\dwrsample\WEB-INF\src\com\hidekazu\dwr\Testdwr.java

package com.hidekazu.dwr;
import java.util.HashMap;
public class Testdwr {
	public HashMap getZipdata(String data) {
		HashMap map = new HashMap();


		return map;
	}
}

c:\dwrsample\WEB-INF\dwr.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE dwr PUBLIC "-//GetAhead Limited//DTD Direct Web Remoting 1.0//EN" "http://www.getahead.ltd.uk/dwr/dwr10.dtd">
<dwr>
 <allow>
   <create creator="new" javascript="Testdwr" scope="session">
     <param name="class" value="com.hidekazu.dwr.Testdwr"/>
   </create>
 </allow>
</dwr>

c:\dwrsample\WEB-INF\web.xml

<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN" "http://java.sun.com/dtd/web-app_2_3.dtd">
<web-app id="dwr">
 <display-name>DWR (Direct Web Remoting)</display-name>
 <description>A demo of how to call Java on the server directly from Javascript on the client</description>
 <servlet>
   <servlet-name>dwr-invoker</servlet-name>
   <display-name>DWR Servlet</display-name>
   <description>Direct Web Remoter Servlet</description>
   <servlet-class>uk.ltd.getahead.dwr.DWRServlet</servlet-class>
   <init-param>
     <param-name>debug</param-name>
     <param-value>true</param-value>
   </init-param>
   <load-on-startup>1</load-on-startup>
 </servlet>
 <servlet-mapping>
   <servlet-name>dwr-invoker</servlet-name>
   <url-pattern>/dwr/*</url-pattern>
 </servlet-mapping>
</web-app>

http://localhost:8080/dwrsample/dwr.html JAVA PRESS Vol.44

c:\dwrsample\WEB-INF\src\com\hidekazu\dwr\Testdwr.java

package com.hidekazu.dwr;
import java.util.HashMap;
import javax.servlet.http.HttpSession;
import uk.ltd.getahead.dwr.ExecutionContext;
public class Testdwr {
	public HashMap getZipdata(String data) {
		//ServletContext context = ExecutionContext.get().getServletContext();
		HttpSession session = ExecutionContext.get().getHttpServletRequest().getSession();
		if (session.getAttribute("test2") == null) {
			session.setAttribute("test2",data);
		}
		HashMap map = new HashMap();


		map.put("test2",session.getAttribute("test2"));
		return map;
	}
}

c:\dwrsample\dwr.html

<html>
<head>
 <meta http-equiv="Content-Type" content="text/html; charset=shift_jis" />
 <title>DWR</title>
 <script type='text/javascript' src='dwr/interface/Testdwr.js'></script>
 <script type='text/javascript' src='dwr/engine.js'></script>
 <script type='text/javascript' src='dwr/util.js'></script>
 <script type='text/javascript'>
 	<!--
 		var resData;
 		function searchAddress () {
 		var zipcode = DWRUtil.getValue("zipcode");
			if (zipcode.length == 7) {
 				Testdwr.getZipdata(result,zipcode);
 			}
 		}
 		function result(data) {
 			DWRUtil.setValues(data);
 			resData = DWRUtil.toDescriptiveString(data, 2);
 			//DWRUtil.setValue("test2","aa");
 		}
 		function btnKakunin() {
 			alert(resData);
 		}
 	// -->
 </script>
 </head>
 <body>






 </body>

http://www.javaworld.jp/enterprise/-/20862.html

prototype.js

http://hidekazu.dhs1.sst.ne.jp/xoops/html/

{"data":
  [


  ],
 "count":"2"
};

test1.php

<script type="text/javascript"><!--
function getData() {
 new Ajax.Request('test.php',{
 method: 'get',
 onSuccess:getResponse
 });
}
function getResponse(req) {
 eval("var dataObject = " + req.responseText);

 $('target').innerHTML = dataObject.data[0].test1;

 var target2data = "";
 for(var intfor=0; intfor < dataObject.data.length; intfor++) {
   target2data += dataObject.data[intfor].test1 + dataObject.data[intfor].test2 + "<br>";
 }
 $('target2').innerHTML = target2data;

 $('target3').innerHTML = dataObject.count;

 var tbody = $('result');
 for(var intfor=tbody.rows.length-1; intfor >=0 ; intfor--) {  
  var tr=tbody.deleteRow(intfor);
 }
 for(var intfor=0; intfor < dataObject.data.length; intfor++) {

   var tr=tbody.insertRow(intfor);

   tr.insertCell(0).innerHTML = dataObject.data[intfor].test1;
   tr.insertCell(1).innerHTML = dataObject.data[intfor].test2;
 }
}
//-->
</script>




<table>
<thead>
 <tr>
  <th>
   test1
  </th>
  <th>
   test2
  </th>
 </tr>
</thead>
<tbody id="result">
</tbody>
</table>

test.php

<?php
echo '{"data":';
echo '[';
$intCnt = 0;
$sql = "SELECT * FROM ". $xoopsDB->prefix("users");
$result = $xoopsDB->query($sql);
while ($myrow = $xoopsDB->fetchArray($result)) {
 if ($intCnt > 0) {
   echo ',';
 }  
 $intCnt++;
 $uname = $myrow["uname"];
 $name = mb_convert_encoding($myrow["name"], 'UTF-8',mb_internal_encoding());
 echo '{"test1":"'.$uname.'", "test2":"'.$name.'"}';
}
echo ']';
echo ',"count":"'.$intCnt.'"';
echo '};';
?>

HttpRequest http://at-shima.cocolog-nifty.com/blog/2007/03/javascriptjavas_79bb.html

JSONP

HttpRequest

<script src="prototype.js" type="text/javascript"></script>

http://www.xml.com/pub/a/2005/12/21/json-dynamic-script-tag.html http://www.xml.com/2005/12/21/examples/jsr_class.zip NscriptRequest?

<html>
<script src="prototype.js" type="text/javascript"></script>
<script src="jsr_class.js" type="text/javascript"></script>
<script type="text/javascript">
var oJsr;
function getData() {
 var attr = 'zip=10';
 oJsr = new JSONscriptRequest('http://www.hoge.com/hoge.php?'+attr+'&callback=hundler');
 oJsr.buildScriptTag();
 oJsr.addScriptTag();
}
function hundler(dataobj) {
  if (dataobj.count > 0) {
    $('id1').value = dataobj.data[0].id1;
   }
   oJsr.removeScriptTag();
}
</script>
<body>

<input name="id1" type="text" id="id12"/>
</body>
</html>

http://www.hoge.com/hoge.php

hundler({data:[{id1:"05", id2:"10"}],count:"1"});

GoogleMap?

http://www.google.com/apis/maps/ http://hidekazu.dhs1.sst.ne.jp/googlemap/index.htm

 <scrip t src="http://maps.google.com/maps?file=api&v=1&key=hogehoge" type="text/javascript"></script>
 <scrip t src="http://maps.google.com/maps?file=api&v=1&key=hogehoge" type="text/javascript" charset="utf-8"></script>



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