/// <summary>Update this snapshot when the content hasn't changed.</summary>
/// <remarks>
/// Update this snapshot when the content hasn't changed.
/// <p>
/// If the caller gets true from
/// <see cref="IsModified(Sharpen.FilePath)">IsModified(Sharpen.FilePath)</see>
/// , re-reads the
/// content, discovers the content is identical, and
/// <see cref="Equals(FileSnapshot)">Equals(FileSnapshot)</see>
/// is true, it can use
/// <see cref="SetClean(FileSnapshot)">SetClean(FileSnapshot)</see>
/// to make a future
/// <see cref="IsModified(Sharpen.FilePath)">IsModified(Sharpen.FilePath)</see>
/// return false. The logic goes something like
/// this:
/// <pre>
/// if (snapshot.isModified(path)) {
/// FileSnapshot other = FileSnapshot.save(path);
/// Content newContent = ...;
/// if (oldContent.equals(newContent) && snapshot.equals(other))
/// snapshot.setClean(other);
/// }
/// </pre>
/// </remarks>
/// <param name="other">the other snapshot.</param>
public virtual void SetClean(NGit.Storage.File.FileSnapshot other)
{
long now = other.lastRead;
if (NotRacyClean(now))
{
cannotBeRacilyClean = true;
}
lastRead = now;
}
/// <summary>Compare two snapshots to see if they cache the same information.</summary>
/// <remarks>Compare two snapshots to see if they cache the same information.</remarks>
/// <param name="other">the other snapshot.</param>
/// <returns>true if the two snapshots share the same information.</returns>
public virtual bool Equals(NGit.Storage.File.FileSnapshot other)
{
return(lastModified == other.lastModified);
}