private SVNCommitInfo tryCommit(
final String filePath, SVNRepository repository, final Map<String, String> locks)
throws SVNException {
ISVNEditor editor = repository.getCommitEditor("commit message", locks, true, null, null);
try {
editor.openRoot(-1);
editor.openDir("Prueba", -1);
editor.openDir("Prueba/Modify", -1);
editor.openFile(filePath, -1);
editor.applyTextDelta(filePath, null);
final SVNDeltaGenerator generator = new SVNDeltaGenerator();
final byte[] newContents = "new contents".getBytes();
final String checksum =
generator.sendDelta(filePath, new ByteArrayInputStream(newContents), editor, true);
editor.closeFile(filePath, checksum);
editor.closeDir();
editor.closeDir();
editor.closeDir();
return editor.closeEdit();
} catch (SVNException e) {
if (editor != null) {
editor.abortEdit();
}
throw e;
}
}
public void edit(
ISVNEditor commitEditor,
final String path,
final long baseRevision,
final InputStream content)
throws SVNException {
commitEditor.openFile(path, baseRevision);
commitEditor.applyTextDelta(path, null);
SVNDeltaGenerator deltaGenerator = new SVNDeltaGenerator();
// We don't keep the base around so we can't provide it here.
String checksum = deltaGenerator.sendDelta(path, content, commitEditor, true);
commitEditor.closeFile(path, checksum);
}
@Override
public void applyAction(Object context) throws Exception {
ISVNEditor editor = (ISVNEditor) context;
ISVNEditorUtil.openDirectories(editor, this.path);
if (this.file.startsWith("/")) this.file = file.substring(1);
editor.addFile(this.path + "/" + this.file, null, -1);
editor.applyTextDelta(this.path + "/" + this.file, null);
SVNDeltaGenerator deltaGenerator = new SVNDeltaGenerator();
String checksum =
deltaGenerator.sendDelta(
this.path + "/" + this.file, new ByteArrayInputStream(this.content), editor, true);
editor.closeFile(this.path + "/" + this.file, checksum);
ISVNEditorUtil.closeDirectories(editor, this.path);
}
public void create(ISVNEditor commitEditor, final String path, final InputStream content)
throws SVNException, IOException {
final BufferedInputStream bis = new BufferedInputStream(content);
final String autoDetectedMimeType = detectMimeType(bis);
commitEditor.addFile(path, null, -1);
commitEditor.applyTextDelta(path, null);
SVNDeltaGenerator deltaGenerator = new SVNDeltaGenerator();
String checksum = deltaGenerator.sendDelta(path, bis, commitEditor, true);
final Map<String, String> autoprops = _autoPropertiesApplier.apply(path);
for (Map.Entry<String, String> entry : autoprops.entrySet()) {
commitEditor.changeFileProperty(
path, entry.getKey(), SVNPropertyValue.create(entry.getValue()));
}
if (!autoprops.containsKey(SVNProperty.MIME_TYPE) && autoDetectedMimeType != null) {
commitEditor.changeFileProperty(
path, SVNProperty.MIME_TYPE, SVNPropertyValue.create(autoDetectedMimeType));
}
commitEditor.closeFile(path, checksum);
}
public void write(byte[] b, int off, int len) throws IOException {
myMD5Digest.update(b, off, len);
mySHA1Digest.update(b, off, len);
myRepSize += len;
int toWrite = 0;
while (len > 0) {
toWrite = len;
myTextBuffer.write(b, off, toWrite);
if (myTextBuffer.size() >= WRITE_BUFFER_SIZE) {
try {
ByteArrayInputStream target = new ByteArrayInputStream(myTextBuffer.toByteArray());
myDeltaGenerator.sendDelta(null, mySourceStream, mySourceOffset, target, this, false);
} catch (SVNException svne) {
throw new IOException(svne.getMessage());
}
myTextBuffer.reset();
}
off += toWrite;
len -= toWrite;
}
}
/*
* This method performs committing file modifications.
*/
private static SVNCommitInfo modifyFile(
ISVNEditor editor, String dirPath, String filePath, byte[] oldData, byte[] newData)
throws SVNException {
/*
* Always called first. Opens the current root directory. It means all
* modifications will be applied to this directory until a next entry
* (located inside the root) is opened/added.
*
* -1 - revision is HEAD
*/
editor.openRoot(-1);
/*
* Opens a next subdirectory (in this example program it's the directory
* added in the last commit). Since this moment all changes will be
* applied to this directory.
*
* dirPath is relative to the root directory.
* -1 - revision is HEAD
*/
editor.openDir(dirPath, -1);
/*
* Opens the file added in the previous commit.
*
* filePath is also defined as a relative path to the root directory.
*/
editor.openFile(filePath, -1);
/*
* The next steps are directed to applying and writing the file delta.
*/
editor.applyTextDelta(filePath, null);
/*
* Use delta generator utility class to generate and send delta
*
* Note that you may use only 'target' data to generate delta when there is no
* access to the 'base' (previous) version of the file. However, here we've got 'base'
* data, what in case of larger files results in smaller network overhead.
*
* SVNDeltaGenerator will call editor.textDeltaChunk(...) method for each generated
* "diff window" and then editor.textDeltaEnd(...) in the end of delta transmission.
* Number of diff windows depends on the file size.
*
*/
SVNDeltaGenerator deltaGenerator = new SVNDeltaGenerator();
String checksum =
deltaGenerator.sendDelta(
filePath,
new ByteArrayInputStream(oldData),
0,
new ByteArrayInputStream(newData),
editor,
true);
/*
* Closes the file.
*/
editor.closeFile(filePath, checksum);
/*
* Closes the directory.
*/
editor.closeDir();
/*
* Closes the root directory.
*/
editor.closeDir();
/*
* This is the final point in all editor handling. Only now all that new
* information previously described with the editor's methods is sent to
* the server for committing. As a result the server sends the new
* commit information.
*/
return editor.closeEdit();
}
/*
* This method performs commiting an addition of a directory containing a
* file.
*/
private static SVNCommitInfo addDir(
ISVNEditor editor, String dirPath, String filePath, byte[] data) throws SVNException {
/*
* Always called first. Opens the current root directory. It means all
* modifications will be applied to this directory until a next entry
* (located inside the root) is opened/added.
*
* -1 - revision is HEAD (actually, for a comit editor this number is
* irrelevant)
*/
editor.openRoot(-1);
/*
* Adds a new directory (in this case - to the root directory for
* which the SVNRepository was created).
* Since this moment all changes will be applied to this new directory.
*
* dirPath is relative to the root directory.
*
* copyFromPath (the 2nd parameter) is set to null and copyFromRevision
* (the 3rd) parameter is set to -1 since the directory is not added
* with history (is not copied, in other words).
*/
editor.addDir(dirPath, null, -1);
/*
* Adds a new file to the just added directory. The file path is also
* defined as relative to the root directory.
*
* copyFromPath (the 2nd parameter) is set to null and copyFromRevision
* (the 3rd parameter) is set to -1 since the file is not added with
* history.
*/
editor.addFile(filePath, null, -1);
/*
* The next steps are directed to applying delta to the file (that is
* the full contents of the file in this case).
*/
editor.applyTextDelta(filePath, null);
/*
* Use delta generator utility class to generate and send delta
*
* Note that you may use only 'target' data to generate delta when there is no
* access to the 'base' (previous) version of the file. However, using 'base'
* data will result in smaller network overhead.
*
* SVNDeltaGenerator will call editor.textDeltaChunk(...) method for each generated
* "diff window" and then editor.textDeltaEnd(...) in the end of delta transmission.
* Number of diff windows depends on the file size.
*
*/
SVNDeltaGenerator deltaGenerator = new SVNDeltaGenerator();
String checksum =
deltaGenerator.sendDelta(filePath, new ByteArrayInputStream(data), editor, true);
/*
* Closes the new added file.
*/
editor.closeFile(filePath, checksum);
/*
* Closes the new added directory.
*/
editor.closeDir();
/*
* Closes the root directory.
*/
editor.closeDir();
/*
* This is the final point in all editor handling. Only now all that new
* information previously described with the editor's methods is sent to
* the server for committing. As a result the server sends the new
* commit information.
*/
return editor.closeEdit();
}
public void close() throws IOException {
if (myIsClosed) {
return;
}
myIsClosed = true;
final long truncateToSize[] = new long[] {-1};
try {
ByteArrayInputStream target = new ByteArrayInputStream(myTextBuffer.toByteArray());
myDeltaGenerator.sendDelta(null, mySourceStream, mySourceOffset, target, this, false);
final FSRepresentation rep = new FSRepresentation();
rep.setOffset(myRepOffset);
long offset = myTargetFileOS.getPosition();
rep.setSize(offset - myDeltaStart);
rep.setExpandedSize(myRepSize);
rep.setTxnId(myRevNode.getId().getTxnID());
String uniqueSuffix = myTxnRoot.getNewTxnNodeId();
String uniquifier = rep.getTxnId() + '/' + uniqueSuffix;
rep.setUniquifier(uniquifier);
rep.setRevision(SVNRepository.INVALID_REVISION);
rep.setMD5HexDigest(SVNFileUtil.toHexDigest(myMD5Digest));
rep.setSHA1HexDigest(SVNFileUtil.toHexDigest(mySHA1Digest));
FSFS fsfs = myTxnRoot.getOwner();
final IFSRepresentationCacheManager reposCacheManager = fsfs.getRepositoryCacheManager();
if (reposCacheManager != null) {
try {
reposCacheManager.runReadTransaction(
new IFSSqlJetTransaction() {
public void run() throws SVNException {
final FSRepresentation oldRep =
reposCacheManager.getRepresentationByHash(rep.getSHA1HexDigest());
if (oldRep != null) {
oldRep.setUniquifier(rep.getUniquifier());
oldRep.setMD5HexDigest(rep.getMD5HexDigest());
truncateToSize[0] = myRepOffset;
myRevNode.setTextRepresentation(oldRep);
}
}
});
} catch (SVNException e) {
// explicitly ignore.
SVNDebugLog.getDefaultLog().logError(SVNLogType.FSFS, e);
}
}
if (truncateToSize[0] < 0) {
myTargetFileOS.write("ENDREP\n".getBytes("UTF-8"));
myRevNode.setTextRepresentation(rep);
}
myRevNode.setIsFreshTxnRoot(false);
fsfs.putTxnRevisionNode(myRevNode.getId(), myRevNode);
} catch (SVNException svne) {
throw new IOException(svne.getMessage());
} finally {
closeStreams(truncateToSize[0]);
try {
myTxnLock.unlock();
} catch (SVNException e) {
//
}
FSWriteLock.release(myTxnLock);
}
}
