protected H5File(hid_t fid, string path, string mode)
: base(fid)
{
Path = path;
Mode = mode;
Root = H5Group.Open(ID, key: "/", writable: mode != "r");
}
/// <summary>
/// Access the sub-Group given by `key` relative to this Group.
/// If the sub-Group does not exist and `create = false` (default),
/// a `KeyNotFoundException` is thrown.
/// An attempt to create multiple groups or to write a readonly-file
/// will throw an `InvalidOperationException`.
/// </summary>
public H5Group SubGroup(string key, bool create = false)
{
if (H5Link.Exists(ID, key))
{
return(H5Group.Open(ID, key, IsWritable));
}
if (create)
{
return(CreateGroup(key));
}
else
{
throw new KeyNotFoundException(key);
}
}