source: java/SVNAccess/src/net/oni2/svnaccess/SVN.java@ 732

Last change on this file since 732 was 732, checked in by alloc, 12 years ago

SVN access library
File size: 6.5 KB
Line 
1package net.oni2.svnaccess;
2
3import static java.lang.System.err;
4
5import java.io.File;
6import java.util.Vector;
7
8import org.tmatesoft.svn.core.SVNDepth;
9import org.tmatesoft.svn.core.SVNDirEntry;
10import org.tmatesoft.svn.core.SVNException;
11import org.tmatesoft.svn.core.SVNURL;
12import org.tmatesoft.svn.core.internal.io.dav.DAVRepositoryFactory;
13import org.tmatesoft.svn.core.internal.io.fs.FSRepositoryFactory;
14import org.tmatesoft.svn.core.internal.io.svn.SVNRepositoryFactoryImpl;
15import org.tmatesoft.svn.core.wc.SVNClientManager;
16import org.tmatesoft.svn.core.wc.SVNInfo;
17import org.tmatesoft.svn.core.wc.SVNRevision;
18import org.tmatesoft.svn.core.wc.SVNWCUtil;
19
20/**
21 * SVN handling
22 *
23 * @author Christian Illy
24 */
25public class SVN {
26
27 SVNClientManager svnCManager = null;
28
29 /**
30 * Constructor
31 */
32 public SVN() {
33 // For using over http:// and https://
34 DAVRepositoryFactory.setup();
35 // For using over svn:// and svn+xxx://
36 SVNRepositoryFactoryImpl.setup();
37 // For using over file:///
38 FSRepositoryFactory.setup();
39
40 svnCManager = SVNClientManager.newInstance(SVNWCUtil
41 .createDefaultOptions(true));
42 }
43
44 /**
45 * Constructor with init values
46 *
47 * @param username
48 * Username
49 * @param password
50 * Password
51 */
52 public SVN(String username, String password) {
53 // For using over http:// and https://
54 DAVRepositoryFactory.setup();
55 // For using over svn:// and svn+xxx://
56 SVNRepositoryFactoryImpl.setup();
57 // For using over file:///
58 FSRepositoryFactory.setup();
59
60 svnCManager = SVNClientManager.newInstance(
61 SVNWCUtil.createDefaultOptions(true), username, password);
62 }
63
64 /**
65 * Checkout/update a repository to a local path
66 *
67 * @param reposUrl
68 * Repository URL
69 * @param wcDir
70 * Local path
71 * @param listener
72 * The listener for the status events
73 * @return True if successful
74 * @throws Exception
75 * if missing parameters or something went wrong
76 */
77 public boolean updateWC(String reposUrl, File wcDir,
78 SVNUpdateListener listener) throws Exception {
79 SVNURL repos = SVNURL.parseURIEncoded(reposUrl);
80
81 if (wcDir.exists()) {
82 int rev = pathIsWCof(repos, wcDir);
83 if (rev < 0)
84 throw new Exception(
85 "Destination path exists but is not a Working Copy of the SVN");
86 return update(repos, wcDir, rev, listener);
87 } else {
88 return checkout(repos, wcDir, listener);
89 }
90 }
91
92 /**
93 * Checks if the SVN contains newer revisions than the local working copy
94 *
95 * @param reposUrl
96 * URL of repository to check for newer revisions
97 * @param wcDir
98 * Local working copy path to compare against
99 * @return -1: No local working copy yet<br>
100 * 0: Revisions are equal<br>
101 * 1: SVN contains newer revisions
102 * @throws Exception
103 * If destination is not a WC of the given repository
104 */
105 public int checkSVN(String reposUrl, File wcDir) throws Exception {
106 SVNURL repos = SVNURL.parseURIEncoded(reposUrl);
107
108 if (wcDir.exists()) {
109 int localRev = pathIsWCof(repos, wcDir);
110 if (localRev < 0)
111 throw new Exception(
112 "Destination path exists but is not a Working Copy of the SVN");
113 int remoteRev = getRemoteHeadRevision(repos);
114 if (remoteRev > localRev)
115 return 1;
116 else
117 return 0;
118 } else {
119 return -1;
120 }
121 }
122
123 private int getRemoteHeadRevision(SVNURL reposUrl) {
124 try {
125 SVNInfo info = svnCManager.getWCClient().doInfo(reposUrl,
126 SVNRevision.HEAD, SVNRevision.HEAD);
127 return (int) info.getRevision().getNumber();
128 } catch (SVNException e) {
129 e.printStackTrace();
130 }
131 return -1;
132 }
133
134 private int pathIsWCof(SVNURL reposUrl, File wcDir) {
135 if (wcDir.exists()) {
136 try {
137 SVNInfo info = svnCManager.getWCClient().doInfo(wcDir,
138 SVNRevision.WORKING);
139
140 if (info.getURL().equals(reposUrl))
141 return (int) info.getRevision().getNumber();
142 } catch (SVNException e) {
143 err.println("Error while getting information of working copy for the location '"
144 + reposUrl + "': " + e.getMessage());
145 }
146 }
147 return -1;
148 }
149
150 private Vector<String> getUpdatedFilesInRepository(SVNURL reposUrl,
151 int fromRev) {
152 Vector<String> list = new Vector<String>();
153 try {
154 svnCManager.getLogClient().doLog(reposUrl,
155 new String[] { reposUrl.getPath() }, SVNRevision.HEAD,
156 SVNRevision.create(fromRev + 1), SVNRevision.HEAD, true,
157 true, 0, new LogEntryHandler(list, reposUrl.getPath()));
158 } catch (Exception e) {
159 if (e.getMessage().startsWith("svn: No such revision "))
160 return null;
161 err.println("Error while getting the list of updated files of the location '"
162 + reposUrl + "': " + e.getMessage());
163 e.printStackTrace();
164 }
165
166 return list;
167 }
168
169 private boolean update(SVNURL reposUrl, File wcDir, int fromRev,
170 SVNUpdateListener listener) throws Exception {
171 Vector<String> updatedFiles = getUpdatedFilesInRepository(reposUrl,
172 fromRev);
173
174 if (updatedFiles == null)
175 return true;
176
177 svnCManager.getUpdateClient().setEventHandler(
178 new UpdateEventHandler(updatedFiles, listener));
179
180 try {
181 svnCManager.getUpdateClient().doUpdate(wcDir, SVNRevision.HEAD,
182 SVNDepth.INFINITY, true, true);
183 return true;
184 } catch (Exception e) {
185 err.println("Error while updating the working copy for the location '"
186 + reposUrl + "': " + e.getMessage());
187 }
188 return false;
189 }
190
191 private Vector<String> getFilesInRepository(SVNURL reposUrl)
192 throws Exception {
193 Vector<String> list = new Vector<String>();
194 try {
195 svnCManager.getLogClient().doList(reposUrl, SVNRevision.HEAD,
196 SVNRevision.HEAD, false, SVNDepth.INFINITY,
197 SVNDirEntry.DIRENT_ALL, new DirEntryHandler(list));
198 } catch (Exception e) {
199 err.println("Error while getting the list of files of the location '"
200 + reposUrl + "': " + e.getMessage());
201 }
202 return list;
203 }
204
205 private boolean checkout(SVNURL reposUrl, File wcDir,
206 SVNUpdateListener listener) throws Exception {
207 Vector<String> newFiles = getFilesInRepository(reposUrl);
208 svnCManager.getUpdateClient().setEventHandler(
209 new UpdateEventHandler(newFiles, listener));
210
211 boolean result = false;
212 try {
213 wcDir.mkdirs();
214 svnCManager.getUpdateClient()
215 .doCheckout(reposUrl, wcDir, SVNRevision.HEAD,
216 SVNRevision.HEAD, SVNDepth.INFINITY, true);
217 result = true;
218 } catch (Exception e) {
219 err.println("Error while checking out a working copy for the location '"
220 + reposUrl + "': " + e.getMessage());
221 }
222 return result;
223 }
224}
Note: See TracBrowser for help on using the repository browser.