public override void Materialize(WindowCursor curs)
{
if (curs == null)
{
throw new System.ArgumentNullException("curs");
}
if (CachedBytes != null)
{
return;
}
if (Type != ObjCommit)
{
UnpackedObjectCache.Entry cache = PackFile.readCache(DataOffset);
if (cache != null)
{
curs.Release();
Type = cache.type;
Size = cache.data.Length;
CachedBytes = cache.data;
return;
}
}
try
{
PackedObjectLoader baseLoader = GetBaseLoader(curs);
baseLoader.Materialize(curs);
CachedBytes = BinaryDelta.Apply(baseLoader.CachedBytes, PackFile.decompress(DataOffset, _deltaSize, curs));
curs.Release();
Type = baseLoader.Type;
Size = CachedBytes.Length;
if (Type != ObjCommit)
{
PackFile.saveCache(DataOffset, CachedBytes, Type);
}
}
catch (IOException dfe)
{
throw new CorruptObjectException("object at " + DataOffset + " in "
+ PackFile.File.FullName + " has bad zlib stream", dfe);
}
}
public override ObjectLoader openObject1(WindowCursor curs, AnyObjectId objectId)
{
PackList pList = _packList.get();
while (true)
{
SEARCH:
foreach (PackFile p in pList.packs)
{
try
{
PackedObjectLoader ldr = p.Get(curs, objectId);
if (ldr != null)
{
ldr.Materialize(curs);
return(ldr);
}
}
catch (PackMismatchException)
{
// Pack was modified; refresh the entire pack list.
//
pList = ScanPacks(pList);
goto SEARCH;
}
catch (IOException)
{
// Assume the pack is corrupted.
//
RemovePack(p);
}
}
return(null);
}
}
