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ext.onready(function() {
store3 = new ext.data.jsonstore({
autodestroy: true,
totalproperty : 'totle',
url: 'service.do',
storeid: 'mystore',
root: 'data',
fields : [ 'id', "name", "pw" ]
});
var pagingtoolbar = new ext.pagingtoolbar({
emptymsg : "没有数据",
displayinfo : true,
displaymsg : "显示从{0}条数据到{1}条数据，共{2}条数据",
store : store3,
pagesize : 50
});
var grade = new ext.grid.gridpanel({
title : "数据列表",
store : store3,
height : 300,
bbar : pagingtoolbar,
columns : [ {
header : "id",
dataindex : "id",
width : 300
}, {
header : "name",
dataindex : "name",
width : 300
}, {
header : "pw",
dataindex : "pw"
} ],
region : 'center'
});
var panel = new ext.viewport({
layout : 'border',
items : [ grade ]
});
});
action********************
protected void service(httpservletrequest request,
httpservletresponse response) throws servletexception, ioexception {
list list = new arraylist();
for (int i = 0; i < 50; i++) {
person p = new person();
p.setid("id" + i);
p.setname("name" + i);
p.setpw("pw" + i);
list.add(p);
}
stringbuffer info = new stringbuffer();
info.append("{totle:2000,data:");
info.append(jsonarray.fromobject(list));
info.append("}");
system.out.println(info.tostring());
system.out.println("*****dopos");
request.setattribute("info", info.tostring());
request.getrequestdispatcher("/info.jsp").forward(request, response);
}
info.jsp************注意：jsp除了 @page 不能有其他的文字
<%@ page language="java" contenttype="text/html; charset=iso-8859-1"
pageencoding="iso-8859-1"%>
${info}
web.xml***************
<?xml version="1.0" encoding="utf-8"?> <web-app xmlns:xsi="http://www.w3.org/2001/xmlschema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemalocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="webapp_id" version="2.5"> <servlet> <servlet-name>test</servlet-name> <servlet-class>com.aa.testaction</servlet-class> </servlet> <servlet-mapping> <servlet-name>test</servlet-name> <url-pattern>*.do</url-pattern> </servlet-mapping> <welcome-file-list> <welcome-file>index.jsp</welcome-file> </welcome-file-list> </web-app>
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