public class TaskBean extends Thread{
public TaskBean(){
}
private int percent=0;
private boolean complete=false;
public synchronized void run() {
while(true){
if(percent>=100){
complete=true;
return;
}
try {
Thread.sleep(1000);
} catch (Exception e) {
System.err.println("TaskBean.run()"+e.getMessage());
}
percent+=10;
}
}
public boolean isComplete(){
return complete;
}
public int getPercent(){
return percent;
}
}
start.jsp
<%@ page language="java" import="java.util.*" pageEncoding="GB18030"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme() + "://"
+ request.getServerName() + ":" + request.getServerPort()
+ path + "/";
%>
<html>
<head>
<base href="<%=basePath%>">
&n
1.ession内的存放的是对象的引用,所以修改内置对象后,不需要重新放置到session中
2.配置Context初始化参数
<Context-param>
<param-name></paran-name>
<param-value></param-value>
<Context-param>
this.getServletContext().getInitParameter(arg0);
--------------------- ......
scope属性用于指定JavaBean实例对象所存储的域范围，其取值只能是page、request、session和application四个值中的一个，其默认值是page。
我可以测试下面代码：
date.jsp
---------------------------------------------------------
<jsp:useBean i ......
