Files
2026-07-13 13:02:50 +08:00

57 lines
1.8 KiB
C#

/*
* QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
* Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
namespace QuantConnect.Data
{
/// <summary>
/// Specifies the format of data in a subscription
/// </summary>
public enum FileFormat
{
/// <summary>
/// Comma separated values (0)
/// </summary>
Csv,
/// <summary>
/// Binary file data (1)
/// </summary>
Binary,
/// <summary>
/// Only the zip entry names are read in as symbols (2)
/// </summary>
ZipEntryName,
/// <summary>
/// Reader returns a BaseDataCollection object (3)
/// </summary>
/// <remarks>Lean will unfold the collection and consume it as individual data points</remarks>
UnfoldingCollection,
/// <summary>
/// Data stored using an intermediate index source (4)
/// </summary>
Index,
/// <summary>
/// Data type inherits from BaseDataCollection.
/// Reader method can return a non BaseDataCollection type which will be folded, based on unique time,
/// into an instance of the data type (5)
/// </summary>
FoldingCollection
}
}