how to browse folder and directory in my jsp page.i have done my coding part for browsing directory but dont know how to get files after that.and also i want to show limited directories based on last modified date for eg:if the directory contains 10 folders i need to show 5 folders based on last modified date and it should be updated automatically.

 <%
response.setIntHeader("Refresh", 30);
String root="/home/adapco/Desktop/Startest/";
java.io.File file;
java.io.File dir = new java.io.File(root);
String[] list = dir.list();
for (int i = 0; i < list.length; i++) 
{
file = new java.io.File(root + list[i]);
 if (file.isDirectory()) {
%>
<li><a href="Startest/<%=list[i]%>" target="sss"><%=list[i]%></a><br>
<%
 }
 }
%>