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Java > Open Source Codes > dlog4j > blog > BlogTrackBack


1 /*
2  * This program is free software; you can redistribute it and/or modify
3  * it under the terms of the GNU General Public License as published by
4  * the Free Software Foundation; either version 2 of the License, or
5  * (at your option) any later version.
6  *
7  * This program is distributed in the hope that it will be useful,
8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10  * GNU Library General Public License for more details.
11  *
12  * You should have received a copy of the GNU General Public License
13  * along with this program; if not, write to the Free Software
14  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
15  */
16 package dlog4j.blog;
17
18 import java.io.IOException JavaDoc;
19 import java.net.URLEncoder JavaDoc;
20
21 import org.apache.commons.httpclient.HttpClient;
22 import org.apache.commons.httpclient.methods.GetMethod;
23 import org.xml.sax.SAXException JavaDoc;
24
25 /**
26  * TrackBack客户端，该类在DlogLogAction的doAddLog中使用
27  * 用于引用其他网站的文章时调用
28  * @author Winter Lau
29  */
30 public class BlogTrackBack {
31
32     /**
33      * 引用别的网站的文章
34      * @param refurl
35      * @param log_url
36      * @param blog_name
37      * @param title
38      * @param excerpt
39      * @return
40      * @throws IOException
41      * @throws SAXException
42      */
43     public static TrackBackResp track(String JavaDoc refurl,
44                                       String JavaDoc log_url,
45                                       String JavaDoc blog_name,
46                                       String JavaDoc title,
47                                       String JavaDoc excerpt) throws IOException JavaDoc, SAXException JavaDoc{
48         HttpClient client = new HttpClient();
49         StringBuffer JavaDoc sURL = new StringBuffer JavaDoc(refurl);
50         if(sURL.indexOf("?")==-1)
51             sURL.append('?');
52         else
53             sURL.append('&');
54         sURL.append("excerpt=");
55         sURL.append(URLEncoder.encode(excerpt,"UTF-8"));
56         sURL.append("&title=");
57         sURL.append(URLEncoder.encode(title,"UTF-8"));
58         sURL.append("&url=");
59         sURL.append(URLEncoder.encode(log_url,"UTF-8"));
60         sURL.append("&blog_name=");
61         sURL.append(URLEncoder.encode(blog_name,"UTF-8"));
62         GetMethod get = new GetMethod(sURL.toString());
63         client.executeMethod(get);
64         try{
65             return TrackBackResp.parse(get.getResponseBodyAsStream());
66         }finally{
67             get.releaseConnection();
68         }
69     }
70         
71     public static void main(String JavaDoc[] args) throws IOException JavaDoc, SAXException JavaDoc {
72         TrackBackResp resp = track("http://localhost:8080/dlog/trackback.do?log_id=458",
73                 "http://www.javayou.com","Java自由人","测试标题","测试概要");
74         System.out.println(resp);
75     }
76 }
77
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