在jsp中如何取得相对路径

Question

./abc.txt 
错了
是abc.txt

Answer 1

假设abc.txt放在如下目录
<webroot>/jsp/abc.txt
方法1：
InputStream inputStream = application.getResourceAsStream(“/jsp/abc.txt”);
......
方法2：
String filePath = application.getRealPath(“/jsp/abc.txt”);
FileInputStream input = new FileInputStream(filePath);
......

Answer 2

application.getRealPath(“/jsp/abc.txt”);

Answer 3

http://iamin.blogdriver.com/iamin/504479.html