// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
 
using System;
using System.Collections.Generic;
using Microsoft.ML.Data;
using Microsoft.ML.EntryPoints;
using Microsoft.ML.Runtime;
 
namespace Microsoft.ML.Trainers.Ensemble
{
    internal interface ISubsetSelector
    {
        void Initialize(RoleMappedData data, int size, int batchSize, Single validationDatasetProportion);
        IEnumerable<Batch> GetBatches(Random rand);
        IEnumerable<Subset> GetSubsets(Batch batch, Random rand);
        RoleMappedData GetTestData(Subset subset, Batch batch);
    }
 
    internal delegate void SignatureEnsembleDataSelector();
 
    [TlcModule.ComponentKind("EnsembleSubsetSelector")]
    internal interface ISupportSubsetSelectorFactory : IComponentFactory<ISubsetSelector>
    {
    }
}