本文结合个人实验与网上资料整合@http://blog.csdn.net/snannan_268/article/details/5511614
String path = new File(application.getRealPath(request.getServletPath() )).getParent(); //路径获取jsp文件绝对路径
--ROOT/player.jsp
<%@page language="java" contentType="text/html;charset=utf-8"%> <%@page language="java" contentType="text/html;charset=utf-8" pageEncoding="utf-8"%> <%@page import="java.io.*"%> <% String path = new File(application.getRealPath(request.getServletPath() )).getParent(); //路径 out.println(path+" "+request.getServletPath()+"<br/>" ); out.println(System.getProperty("user.dir")+"<br/>"); out.println("-------------------------<br/>"); File directory = new File("");//设定为当前文件夹 out.println(directory.getCanonicalPath()+"<br/>");//获取标准的路径 out.println(directory.getAbsolutePath()+"<br/>");//获取绝对路径 out.println("-------------------------<br/>"); directory = new File("abc"); out.println(directory.getCanonicalPath()+"<br/>");//获取标准的路径 out.println(directory.getAbsolutePath()+"<br/>");//获取绝对路径 out.println(directory.getPath()+"<br/>");//获取标准的路径 out.println("-------------------------<br/>"); directory = new File("."); out.println(directory.getCanonicalPath()+"<br/>");//获取标准的路径 out.println(directory.getAbsolutePath()+"<br/>");//获取绝对路径 out.println(directory.getPath()+"<br/>");//获取标准的路径 out.println("-------------------------<br/>"); directory = new File(".."); out.println(directory.getCanonicalPath()+"<br/>");//获取标准的路径 out.println(directory.getAbsolutePath()+"<br/>");//获取绝对路径 out.println(directory.getPath()+"<br/>");//获取标准的路径 out.println("-------------------------<br/>");//<span style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">.jsp中取得路径:</span><span style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">3.在Servlet中取得路径: </span> out.println(request.getRequestURI() +"<br/>"); out.println(request.getContextPath() +"<br/>"); out.println(request.getServletPath() +"<br/>"); out.println(application.getRealPath("player.jsp") +"<br/>"); out.println(new File(application.getRealPath(request.getRequestURI())).getParent() +"<br/>"); out.println(request.getSession().getServletContext().getRealPath("") +"<br/>");<span style="font-family: Arial;">//3.在Servlet中取得路径: </span> out.println(request.getRequestURL() +"<br/>"); %>
结果如下
F:WebSpaceJ2EEwebwebappsROOT /player.jsp C:UsersFuChenD ------------------------- C:UsersFuChenD C:UsersFuChenD ------------------------- C:UsersFuChenDabc C:UsersFuChenDabc abc ------------------------- C:UsersFuChenD C:UsersFuChenD. . ------------------------- C:Users C:UsersFuChenD.. .. ------------------------- /player.jsp /player.jsp null F:WebSpaceJ2EEwebwebappsROOT F:WebSpaceJ2EEwebwebappsROOT http://www.lovedxy.com:8080/player.jsp
--G:/Media/player.jsp
</pre>结果如下<p></p><p></p><pre name="code" class="html">G:Media /player.jsp C:UsersFuChenD ------------------------- C:UsersFuChenD C:UsersFuChenD ------------------------- C:UsersFuChenDabc C:UsersFuChenDabc abc ------------------------- C:UsersFuChenD C:UsersFuChenD. . ------------------------- C:Users C:UsersFuChenD.. .. ------------------------- /Media/player.jsp /Media /player.jsp null G:MediaMedia G:Media http://www.lovedxy.com:8080/Media/player.jsp
--G:/Media/四大名著之三国演义/player.jsp
</pre>结果如下<p></p><p></p><pre name="code" class="html">G:Media四大名著之三国演义 /四大名著之三国演义/player.jsp C:UsersFuChenD ------------------------- C:UsersFuChenD C:UsersFuChenD ------------------------- C:UsersFuChenDabc C:UsersFuChenDabc abc ------------------------- C:UsersFuChenD C:UsersFuChenD. . ------------------------- C:Users C:UsersFuChenD.. .. ------------------------- /Media/%E5%9B%9B%E5%A4%A7%E5%90%8D%E8%91%97%E4%B9%8B%E4%B8%89%E5%9B%BD%E6%BC%94%E4%B9%89/player.jsp /Media /四大名著之三国演义/player.jsp null G:MediaMedia\%E5%9B%9B%E5%A4%A7%E5%90%8D%E8%91%97%E4%B9%8B%E4%B8%89%E5%9B%BD%E6%BC%94%E4%B9%89 G:Media http://www.lovedxy.com:8080/Media/%E5%9B%9B%E5%A4%A7%E5%90%8D%E8%91%97%E4%B9%8B%E4%B8%89%E5%9B%BD%E6%BC%94%E4%B9%89/player.jsp