📄 653422.xml
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<?xml version='1.0' encoding='GB2312'?>
<?xml-stylesheet type='text/xsl' href='../csdn.xsl'?>
<Topic>
<Issue>
<PostUserNickName></PostUserNickName>
<rank>一级(初级)</rank>
<ranknum>user1</ranknum>
<credit>100</credit>
<TopicId>653422</TopicId>
<TopicName>如何知道客户端是通过哪一个URL访问本页面的?急!!!</TopicName>
<PostUserId>116704</PostUserId>
<PostUserName>yourfriendlhl</PostUserName>
<RoomName>JSP</RoomName>
<ReplyNum>3</ReplyNum>
<PostDateTime>2002-4-17 10:21:33</PostDateTime>
<Point>20</Point>
<ReadNum>0</ReadNum>
<RoomId>28</RoomId>
<EndState>2</EndState>
<Content>我用了request.getHeader("Referer"),但值为null,是参数错了吗???</Content>
</Issue>
<Replys>
<Reply>
<PostUserNickName></PostUserNickName>
<rank>一级(初级)</rank>
<ranknum>user1</ranknum>
<credit>100</credit>
<ReplyID>4299561</ReplyID>
<TopicID>653422</TopicID>
<PostUserId>116704</PostUserId>
<PostUserName>yourfriendlhl</PostUserName>
<Point>0</Point>
<Content>没人稀罕回答吗???????各位老大,真的很急啊:((((((</Content>
<PostDateTime>2002-4-17 11:29:26</PostDateTime>
</Reply>
<Reply>
<PostUserNickName></PostUserNickName>
<rank>二级(初级)</rank>
<ranknum>user2</ranknum>
<credit>100</credit>
<ReplyID>4304792</ReplyID>
<TopicID>653422</TopicID>
<PostUserId>1075</PostUserId>
<PostUserName>xujiaqiang</PostUserName>
<Point>20</Point>
<Content>public static URL serverURL(HttpServletRequest request) throws MalformedURLException
{
StringBuffer url = new StringBuffer();
        String scheme = request.getScheme();
        int port = request.getServerPort();
        if (port < 0)
            port = 80; // Work around java.net.URL bug
        url.append(scheme);
        url.append("://");
        url.append(request.getServerName());
        if ((scheme.equals("http") && (port != 80)) ||
            (scheme.equals("https") && (port != 443))) {
            url.append(':');
            url.append(port);
        }
        return (new URL(url.toString()));		
	}</Content>
<PostDateTime>2002-4-17 15:21:32</PostDateTime>
</Reply>
<Reply>
<PostUserNickName></PostUserNickName>
<rank>一级(初级)</rank>
<ranknum>user1</ranknum>
<credit>100</credit>
<ReplyID>4305233</ReplyID>
<TopicID>653422</TopicID>
<PostUserId>116704</PostUserId>
<PostUserName>yourfriendlhl</PostUserName>
<Point>0</Point>
<Content>多谢,还没测试,但给分先!:)</Content>
<PostDateTime>2002-4-17 15:42:49</PostDateTime>
</Reply>
</Replys>
</Topic>
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