public String test() {
String root = ServletActionContext.getServletContext().getRealPath("/");
String root1 = "te/st/21.jpg";
File cat=new File(root);
System.out.println("root="+root);
System.out.println("parent="+cat.getParent());
System.out.println("="+root1.substring(root1.indexOf('s')));
return "success";
}
- 测试结果：
