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1
37 package net.sourceforge.cruisecontrol.sourcecontrols;
38
39 import java.io.IOException  ;
40 import java.net.MalformedURLException ;
41 import java.net.URL ;
42 import java.net.URLConnection ;
43 import java.util.ArrayList ;
44 import java.util.Date ;
45 import java.util.Hashtable ;
46 import java.util.List ;
47 import java.util.Map ;
48
49 import net.sourceforge.cruisecontrol.CruiseControlException;
50 import net.sourceforge.cruisecontrol.Modification;
51 import net.sourceforge.cruisecontrol.util.ValidationHelper;
52
53 import org.apache.log4j.Logger;
54
55
60 public class HttpFile extends FakeUserSourceControl {
61 private static Logger log = Logger.getLogger(HttpFile.class);
62 private String urlString;
63
64 public void setURL(String urlString) {
65 this.urlString = urlString;
66 }
67
68 public Map getProperties() {
69 return new Hashtable ();
70 }
71
72 public void validate() throws CruiseControlException {
73 ValidationHelper.assertIsSet(urlString, "url", this.getClass());
74 try {
75 new URL (this.urlString);
76 } catch (MalformedURLException e) {
77 ValidationHelper.fail("'url' is not a valid connection string", e);
78 }
79 }
80
81
88 public List getModifications(Date lastBuild, Date now) {
89 long lastModified;
90 final URL url;
91 try {
92 url = new URL (this.urlString);
93 } catch (MalformedURLException e) {
94 return new ArrayList ();
96 }
97 try {
98 lastModified = getURLLastModified(url);
99 } catch (IOException e) {
100 log.error("Could not connect to 'url'", e);
101 return new ArrayList ();
102 }
103 List modifiedList = new ArrayList ();
104 if (lastModified > lastBuild.getTime()) {
105 Modification mod = new Modification("http");
106 mod.createModifiedFile(url.getFile().substring(1), url.getHost());
107
108 mod.userName = getUserName();
109 mod.modifiedTime = new Date (lastModified);
110 mod.comment = "";
111 modifiedList.add(mod);
112 }
113 return modifiedList;
114 }
115
116 protected long getURLLastModified(final URL url) throws IOException {
117 final URLConnection con = url.openConnection();
118 long lastModified = con.getLastModified();
119 try {
120 con.getInputStream().close();
121 } catch (IOException ignored) {
122 }
123 return lastModified;
124 }
125 }
126 |
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