用javabean在JSP页面中实现进度条效果
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%>">
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源代码，a.jsp往b.jsp传值：
a.jsp页面内容
<%@ page language="java" import="java.util.*" pageEncoding="GB2312"%>
<form action="b.jsp">
name:<input type=text name=name>
<input type=submit>
</form>
b.jsp页面内容：
<%@ page language="java" import="java.ut ......
<%
Calendar rightNow = Calendar.getInstance();
SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm");
String sysdate = format.format(rightNow.getTime());
int week = rightNow.get(rightNow.DAY_OF_WEEK);
String weekar ......
jsp中用javascript将中文Base64转码, Action中再用Base64解码
javascript中使用webtoolkit.base64.js,下载地址http://www.webtoolkit.info/djs/webtoolkit.base64.js
相关介绍 http://www.webtoolkit.info/javascript-base64.html
/**
*
* Base64 encode / decode
* http://www.webtoolkit.info/
*
**/ ......
当在JSP的page指令中设置errorPage="url"就可以设置处理异常事件的JSP文件。如可以这样写：
<%@ page errorPage="error.jsp" %>
这样的话，当页面中出现异常的� ......
1．
最基本的乱码问题。
这个乱码问题是最简单的乱码问题。一般新手会出现。就是
页面编码不一致导致的乱码。
<%@ page
language="java" pageEncoding="UTF-8"%>
<%@ page
contentType="text/html;charset=iso8859-1"%>
<html>
<head>
<title> ......
