private ContentSource Source(AbstractTreeIterator iterator)
{
if (iterator is WorkingTreeIterator)
{
return(ContentSource.Create((WorkingTreeIterator)iterator));
}
return(ContentSource.Create(reader));
}
/// <summary>Set the repository the formatter can load object contents from.</summary>
/// <remarks>
/// Set the repository the formatter can load object contents from.
/// Once a repository has been set, the formatter must be released to ensure
/// the internal ObjectReader is able to release its resources.
/// </remarks>
/// <param name="repository">source repository holding referenced objects.</param>
public virtual void SetRepository(Repository repository)
{
if (reader != null)
{
reader.Release();
}
db = repository;
reader = db.NewObjectReader();
ContentSource cs = ContentSource.Create(reader);
source = new ContentSource.Pair(cs, cs);
DiffConfig dc = db.GetConfig().Get(DiffConfig.KEY);
if (dc.IsNoPrefix())
{
SetOldPrefix(string.Empty);
SetNewPrefix(string.Empty);
}
SetDetectRenames(dc.IsRenameDetectionEnabled());
diffAlgorithm = DiffAlgorithm.GetAlgorithm(db.GetConfig().GetEnum(ConfigConstants
.CONFIG_DIFF_SECTION, null, ConfigConstants.CONFIG_KEY_ALGORITHM, DiffAlgorithm.SupportedAlgorithm
.HISTOGRAM));
}
/// <summary>Detect renames in the current file set.</summary>
/// <remarks>Detect renames in the current file set.</remarks>
/// <param name="reader">reader to obtain objects from the repository with.</param>
/// <param name="pm">report progress during the detection phases.</param>
/// <returns>
/// an unmodifiable list of
/// <see cref="DiffEntry">DiffEntry</see>
/// s representing all files
/// that have been changed.
/// </returns>
/// <exception cref="System.IO.IOException">file contents cannot be read from the repository.
/// </exception>
public virtual IList <DiffEntry> Compute(ObjectReader reader, ProgressMonitor pm)
{
ContentSource cs = ContentSource.Create(reader);
return(Compute(new ContentSource.Pair(cs, cs), pm));
}