MyEclipse------带进度条的输入流

other.jsp

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
    String path = request.getContextPath();
    String basePath = request.getScheme() + "://"
            + request.getServerName() + ":" + request.getServerPort()
            + path + "/";
%>
<%@page import="java.io.*" %>
<%@page import="javax.swing.*" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>"> 
<title>My JSP 'other.jsp' starting page</title>
</head>

<body>
    <%
        byte b[]=new byte[2];//里面的数字决定读取的速度
        try{
            File file=new File("C:\\Users\\X550V\\Desktop","s.txt");
            //Reader r=new FileReader(file);
            //BufferedReader input=new BufferedReader(r);
            FileInputStream input=new FileInputStream(file);
            BufferedInputStream bufferedInput=new BufferedInputStream(input);
            ProgressMonitorInputStream in=new ProgressMonitorInputStream(null,"读取文件",bufferedInput);
            ProgressMonitor p=in.getProgressMonitor();
            while(in.read(b)!=-1){
                String str=new String(b,"gb2312");
                out.print(str);
                Thread.sleep(500);//文件太小，需要延缓
            }
        }
        catch(Exception e){
            out.print(e);
        }
        
        
     %>
</body>
</html>

 

posted @ 2016-03-28 19:06  玉天恒  阅读(379)  评论(0)  编辑  收藏  举报