/// <exception cref="NGit.Errors.MissingObjectException"></exception>
/// <exception cref="NGit.Errors.IncorrectObjectTypeException"></exception>
/// <exception cref="NGit.Errors.CorruptObjectException"></exception>
/// <exception cref="System.IO.IOException"></exception>
private void UpdateFollowFilter(ObjectId[] trees)
{
TreeWalk tw = pathFilter;
FollowFilter oldFilter = (FollowFilter)tw.Filter;
tw.Filter = TreeFilter.ANY_DIFF;
tw.Reset(trees);
IList <DiffEntry> files = DiffEntry.Scan(tw);
RenameDetector rd = new RenameDetector(repository);
rd.AddAll(files);
files = rd.Compute();
TreeFilter newFilter = oldFilter;
foreach (DiffEntry ent in files)
{
if (IsRename(ent) && ent.GetNewPath().Equals(oldFilter.GetPath()))
{
newFilter = FollowFilter.Create(ent.GetOldPath());
RenameCallback callback = oldFilter.GetRenameCallback();
if (callback != null)
{
callback.Renamed(ent);
// forward the callback to the new follow filter
((FollowFilter)newFilter).SetRenameCallback(callback);
}
break;
}
}
tw.Filter = newFilter;
}
/// <summary>Sets the callback to which renames shall be reported.</summary>
/// <remarks>Sets the callback to which renames shall be reported.</remarks>
/// <param name="callback">the callback to use</param>
public virtual void SetRenameCallback(RenameCallback callback)
{
renameCallback = callback;
}
/// <summary>Sets the callback to which renames shall be reported.</summary>
/// <remarks>Sets the callback to which renames shall be reported.</remarks>
/// <param name="callback">the callback to use</param>
public virtual void SetRenameCallback(RenameCallback callback)
{
renameCallback = callback;
}