å¨jspåclassæ件ä¸è°ç¨çç¸å¯¹è·¯å¾ä¸åãå¨jspéï¼æ ¹ç®å½æ¯WebRoot å¨classæ件ä¸ï¼æ ¹ç®å½æ¯WebRoot/WEB-INF/classes å½ç¶ä½ ä¹å¯ä»¥ç¨System.getProperty("user.dir")è·åå·¥ç¨çç»å¯¹è·¯å¾ã
å¦:å¨Jsp,Servlet,Javaä¸è¯¦ç»è·å¾è·¯å¾çæ¹æ³!
1.jspä¸åå¾è·¯å¾ï¼
以工ç¨å为TEST为ä¾ï¼
(1)å¾å°å
å«å·¥ç¨åçå½å页é¢å
¨è·¯å¾ï¼request.getRequestURI()
ç»æï¼/TEST/test.jsp
(2)å¾å°å·¥ç¨åï¼request.getContextPath()
ç»æï¼/TEST
(3)å¾å°å½å页é¢æå¨ç®å½ä¸å
¨å称ï¼request.getServletPath()
ç»æï¼å¦æ页é¢å¨jspç®å½ä¸ /TEST/jsp/test.jsp
(4)å¾å°é¡µé¢æå¨æå¡å¨çå
¨è·¯å¾ï¼application.getRealPath("页é¢.jsp")
ç»æï¼D:\resin\webapps\TEST\test.jsp
(5)å¾å°é¡µé¢æå¨æå¡å¨çç»å¯¹è·¯å¾ï¼absPath=new java.io.File(application.getRealPath(request.getRequestURI())).getParent();
ç»æï¼D:\resin\webapps\TEST
2.å¨ç±»ä¸åå¾è·¯å¾ï¼
(1)ç±»çç»å¯¹è·¯å¾ï¼Class.class.getClass().getResource("/").getPath()
ç»æï¼/D:/TEST/WebRoot/WEB-INF/classes/pack/
(2)å¾å°å·¥ç¨çè·¯å¾ï¼System.getProperty("user.dir")
ç»æï¼D:\TEST
3.å¨Servletä¸åå¾è·¯å¾ï¼
(1)å¾å°å·¥ç¨ç®å½ï¼request.getSession().getServletContext().getRealPath("") åæ°å¯å
·ä½å°å
åã
ç»æï¼E:\Tomcat\webapps\TEST
(2)å¾å°IEå°åæ å°åï¼request.getRequestURL()
ç»æï¼
http://localhost:8080/TEST/test(3)å¾å°ç¸å¯¹å°åï¼request.getRequestURI()
ç»æï¼/TEST/test