/// <summary>
/// The constructor from commit and path
/// </summary>
/// <param name="base">The base configuration file</param>
/// <param name="commit">The commit that contains the object</param>
/// <param name="path">The path within the tree of the commit</param>
/// <exception cref="FileNotFoundException">
/// the path does not exist in the commit's tree.
/// </exception>
/// <exception cref="IOException">
/// the tree and/or blob cannot be accessed.
/// </exception>
/// <exception cref="ConfigInvalidException">
/// the blob is not a valid configuration format.
/// </exception>
public BlobBasedConfig(Config @base, Commit commit, string path)
: base(@base)
{
if (commit == null)
{
throw new System.ArgumentNullException("commit");
}
ObjectId treeId = commit.TreeId;
Repository r = commit.Repository;
TreeWalk.TreeWalk tree = TreeWalk.TreeWalk.ForPath(r, path, treeId);
if (tree == null)
{
throw new FileNotFoundException("Entry not found by path: " + path);
}
ObjectId blobId = tree.getObjectId(0);
ObjectLoader loader = tree.Repository.OpenBlob(blobId);
if (loader == null)
{
throw new IOException("Blob not found: " + blobId + " for path: " + path);
}
fromText(RawParseUtils.decode(loader.Bytes));
}
