/// <exception cref="System.IO.IOException"></exception>
public virtual Note Merge(Note @base, Note ours, Note theirs, ObjectReader reader
, ObjectInserter inserter)
{
if (ours == null)
{
return theirs;
}
if (theirs == null)
{
return ours;
}
if (ours.GetData().Equals(theirs.GetData()))
{
return ours;
}
ObjectLoader lo = reader.Open(ours.GetData());
ObjectLoader lt = reader.Open(theirs.GetData());
UnionInputStream union = new UnionInputStream(lo.OpenStream(), lt.OpenStream());
ObjectId noteData = inserter.Insert(Constants.OBJ_BLOB, lo.GetSize() + lt.GetSize
(), union);
return new Note(ours, noteData);
}
/// <summary>Reset this parser to walk through the given tree.</summary>
/// <remarks>Reset this parser to walk through the given tree.</remarks>
/// <param name="reader">reader to use during repository access.</param>
/// <param name="id">
/// identity of the tree being parsed; used only in exception
/// messages if data corruption is found.
/// </param>
/// <exception cref="NGit.Errors.MissingObjectException">the object supplied is not available from the repository.
/// </exception>
/// <exception cref="NGit.Errors.IncorrectObjectTypeException">
/// the object supplied as an argument is not actually a tree and
/// cannot be parsed as though it were a tree.
/// </exception>
/// <exception cref="System.IO.IOException">a loose object or pack file could not be read.
/// </exception>
public virtual void Reset(ObjectReader reader, AnyObjectId id)
{
Reset(reader.Open(id, Constants.OBJ_TREE).GetCachedBytes());
}
/// <summary>
/// Updates the file in the working tree with content and mode from an entry
/// in the index.
/// </summary>
/// <remarks>
/// Updates the file in the working tree with content and mode from an entry
/// in the index. The new content is first written to a new temporary file in
/// the same directory as the real file. Then that new file is renamed to the
/// final filename.
/// <p>
/// TODO: this method works directly on File IO, we may need another
/// abstraction (like WorkingTreeIterator). This way we could tell e.g.
/// Eclipse that Files in the workspace got changed
/// </p>
/// </remarks>
/// <param name="repo"></param>
/// <param name="f">
/// the file to be modified. The parent directory for this file
/// has to exist already
/// </param>
/// <param name="entry">the entry containing new mode and content</param>
/// <param name="or">object reader to use for checkout</param>
/// <exception cref="System.IO.IOException">System.IO.IOException</exception>
public static void CheckoutEntry(Repository repo, FilePath f, DirCacheEntry entry
, ObjectReader or)
{
ObjectLoader ol = or.Open(entry.GetObjectId());
FilePath parentDir = f.GetParentFile();
FilePath tmpFile = FilePath.CreateTempFile("._" + f.GetName(), null, parentDir);
WorkingTreeOptions opt = repo.GetConfig().Get(WorkingTreeOptions.KEY);
FileOutputStream rawChannel = new FileOutputStream(tmpFile);
OutputStream channel;
if (opt.GetAutoCRLF() == CoreConfig.AutoCRLF.TRUE)
{
channel = new AutoCRLFOutputStream(rawChannel);
}
else
{
channel = rawChannel;
}
try
{
ol.CopyTo(channel);
}
finally
{
channel.Close();
}
FS fs = repo.FileSystem;
if (opt.IsFileMode() && fs.SupportsExecute())
{
if (FileMode.EXECUTABLE_FILE.Equals(entry.RawMode))
{
if (!fs.CanExecute(tmpFile))
{
fs.SetExecute(tmpFile, true);
}
}
else
{
if (fs.CanExecute(tmpFile))
{
fs.SetExecute(tmpFile, false);
}
}
}
if (!tmpFile.RenameTo(f))
{
// tried to rename which failed. Let' delete the target file and try
// again
FileUtils.Delete(f);
if (!tmpFile.RenameTo(f))
{
throw new IOException(MessageFormat.Format(JGitText.Get().couldNotWriteFile, tmpFile
.GetPath(), f.GetPath()));
}
}
entry.LastModified = f.LastModified();
if (opt.GetAutoCRLF() != CoreConfig.AutoCRLF.FALSE)
{
entry.SetLength(f.Length());
}
else
{
// AutoCRLF wants on-disk-size
entry.SetLength((int)ol.GetSize());
}
}
/// <exception cref="NGit.Errors.MissingObjectException"></exception>
/// <exception cref="NGit.Errors.IncorrectObjectTypeException"></exception>
/// <exception cref="System.IO.IOException"></exception>
private static byte[] Read(ObjectReader or, AnyObjectId blobId)
{
ObjectLoader loader = or.Open(blobId, Constants.OBJ_BLOB);
return loader.GetCachedBytes(int.MaxValue);
}
/// <exception cref="System.IO.IOException"></exception>
internal virtual void LoadText(ObjectReader reader)
{
ObjectLoader ldr = reader.Open(sourceBlob, Constants.OBJ_BLOB);
sourceText = new RawText(ldr.GetCachedBytes(int.MaxValue));
}
/// <exception cref="System.IO.IOException"></exception>
internal virtual void LoadText(ObjectReader reader)
{
ObjectLoader ldr = reader.Open(sourceBlob, Constants.OBJ_BLOB);
sourceText = new RawText(ldr.GetCachedBytes(int.MaxValue));
}
/// <summary>Reset this parser to walk through the given tree.</summary>
/// <remarks>Reset this parser to walk through the given tree.</remarks>
/// <param name="reader">reader to use during repository access.</param>
/// <param name="id">
/// identity of the tree being parsed; used only in exception
/// messages if data corruption is found.
/// </param>
/// <exception cref="NGit.Errors.MissingObjectException">the object supplied is not available from the repository.
/// </exception>
/// <exception cref="NGit.Errors.IncorrectObjectTypeException">
/// the object supplied as an argument is not actually a tree and
/// cannot be parsed as though it were a tree.
/// </exception>
/// <exception cref="System.IO.IOException">a loose object or pack file could not be read.
/// </exception>
public virtual void Reset(ObjectReader reader, AnyObjectId id)
{
Reset(reader.Open(id, Constants.OBJ_TREE).GetCachedBytes());
}
/// <exception cref="System.IO.IOException"></exception>
public override ObjectLoader Open(string path, ObjectId id)
{
return(reader.Open(id, Constants.OBJ_BLOB));
}