/**
* Create the <code>pack-*.keep</code> file, with the given message.
*
* @param msg
* message to store in the file.
* @return true if the keep file was successfully written; false otherwise.
* @throws IOException
* the keep file could not be written.
*/
public bool Lock(string msg)
{
if (msg == null) return false;
if (!msg.EndsWith("\n")) msg += "\n";
LockFile lf = new LockFile(keepFile);
if (!lf.Lock()) return false;
lf.Write(Constants.encode(msg));
return lf.Commit();
}
private static void LockAndWriteFile(FileInfo file, byte[] content)
{
string name = file.Name;
var lck = new LockFile(file);
if (!lck.Lock())
{
throw new ObjectWritingException("Unable to lock " + name);
}
try
{
lck.Write(content);
}
catch (IOException ioe)
{
throw new ObjectWritingException("Unable to write " + name, ioe);
}
if (!lck.Commit())
{
throw new ObjectWritingException("Unable to write " + name);
}
}
private RefUpdateResult updateStore(LockFile @lock, RefUpdateResult status)
{
if (status == RefUpdateResult.NoChange)
return status;
@lock.NeedStatInformation=(true);
@lock.Write(newValue);
string msg = GetRefLogMessage();
if (msg != null && refLogIncludeResult)
{
if (status == RefUpdateResult.Forced)
msg += ": forced-update";
else if (status == RefUpdateResult.FastForward)
msg += ": fast forward";
else if (status == RefUpdateResult.New)
msg += ": created";
}
RefLogWriter.append(this, msg);
if ([email protected]())
return RefUpdateResult.LockFailure;
db.stored(this._ref.OriginalName, _ref.Name, newValue, @lock.CommitLastModified);
return status;
}
public void save()
{
byte[] o = Constants.encode(toText());
LockFile lf = new LockFile(getFile());
if (!lf.Lock())
throw new IOException("Cannot lock " + getFile());
try
{
lf.Write(o);
if (!lf.Commit())
throw new IOException("Cannot commit write to " + getFile());
}
finally
{
lf.Unlock();
}
}
private RefUpdateResult UpdateRepositoryStore(LockFile @lock, RefUpdateResult status)
{
if (status == RefUpdateResult.NoChange) return status;
@lock.NeedStatInformation = true;
@lock.Write(_newValue);
string msg = GetRefLogMessage();
if (!string.IsNullOrEmpty(msg))
{
if (_refLogIncludeResult)
{
String strResult = ToResultString(status);
if (strResult != null)
{
msg = !string.IsNullOrEmpty(msg) ? msg + ": " + strResult : strResult;
}
}
RefLogWriter.append(this, msg);
}
if ([email protected]())
{
return RefUpdateResult.LockFailure;
}
_db.Stored(_ref.OriginalName, _ref.Name, _newValue, @lock.CommitLastModified);
return status;
}