/// <exception cref="System.IO.IOException"></exception>
/// <exception cref="NGit.Errors.MissingObjectException"></exception>
private void EnsureLoaded()
{
if (!IsLoaded())
{
ObjectLoader ldr = db.Open(GetId(), Constants.OBJ_TREE);
ReadTree(ldr.GetCachedBytes());
}
}
/// <exception cref="System.IO.IOException"></exception>
private void Copy(TemporaryBuffer.Heap tinyPack, ObjectLoader ldr)
{
byte[] buf = new byte[64];
byte[] content = ldr.GetCachedBytes();
int dataLength = content.Length;
int nextLength = (int)(((uint)dataLength) >> 4);
int size = 0;
buf[size++] = unchecked((byte)((nextLength > 0 ? unchecked((int)(0x80)) : unchecked(
(int)(0x00))) | (ldr.GetType() << 4) | (dataLength & unchecked((int)(0x0F)))));
dataLength = nextLength;
while (dataLength > 0)
{
nextLength = (int)(((uint)nextLength) >> 7);
buf[size++] = unchecked((byte)((nextLength > 0 ? unchecked((int)(0x80)) : unchecked(
(int)(0x00))) | (dataLength & unchecked((int)(0x7F)))));
dataLength = nextLength;
}
tinyPack.Write(buf, 0, size);
Deflate(tinyPack, content);
}
/// <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));
}
/// <summary>Create the stream from an existing loader's cached bytes.</summary>
/// <remarks>Create the stream from an existing loader's cached bytes.</remarks>
/// <param name="loader">the loader.</param>
public SmallStream(ObjectLoader loader) : this(loader.GetType(), loader.GetCachedBytes
())
{
}
/// <exception cref="NGit.Errors.MissingObjectException"></exception>
/// <exception cref="System.IO.IOException"></exception>
/// <exception cref="NGit.Diff.SimilarityIndex.TableFullException"></exception>
internal virtual void Hash(ObjectLoader obj)
{
if (obj.IsLarge())
{
ObjectStream @in = obj.OpenStream();
try
{
SetFileSize(@in.GetSize());
Hash(@in, fileSize);
}
finally
{
@in.Close();
}
}
else
{
byte[] raw = obj.GetCachedBytes();
SetFileSize(raw.Length);
Hash(raw, 0, raw.Length);
}
}
/// <summary>Create the stream from an existing loader's cached bytes.</summary>
/// <remarks>Create the stream from an existing loader's cached bytes.</remarks>
/// <param name="loader">the loader.</param>
public SmallStream(ObjectLoader loader)
: this(loader.GetType(), loader.GetCachedBytes
())
{
}
