----------------------------- 字串5
<html>
<head><title>Simple jsp page</title></head>
<body>Place your content here
字串1
字串2 here is index jsp
get header info
<a href="a.jsp">a.jsp</a>
</body>
</html>
字串6
字串1
------------------------------ 字串6
a.jsp页面
通过判断 referer， 判断你从哪里来。
字串7
字串5
<html>
<head><title>Simple jsp page</title></head>
<body>Place your content here 字串7
here is a. jsp
get header info
<%=request.getHeader("Referer")%>
<%if(null == request.getHeader("Referer") || request.getHeader("Referer").indexOf("yourdomain.com") < 0){%>
做人要厚道
<%}else{%>
合法访问
<%}%>
</body>
</html>
字串9
字串2
