| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you 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. |
| |
| using System; |
| using System.Collections.Generic; |
| using Org.Apache.REEF.Driver.Context; |
| using Org.Apache.REEF.Driver.Task; |
| using Org.Apache.REEF.Utilities; |
| |
| namespace Org.Apache.REEF.Driver.Evaluator |
| { |
| /// <summary> |
| /// Represents an Evaluator that became unavailable. |
| /// </summary> |
| public interface IFailedEvaluator : IIdentifiable |
| { |
| /// <summary> |
| /// The exception captured on the Evaluator or null if none is available. |
| /// </summary> |
| EvaluatorException EvaluatorException { get; } |
| |
| /// <summary> |
| /// The list of contexts that were active on the Evaluator when it crashed. |
| /// </summary> |
| /// <remarks>The list is empty if there were none.</remarks> |
| IList<IFailedContext> FailedContexts { get; } |
| |
| /// <summary> |
| /// The task that failed with the Evaluator if there was one. |
| /// </summary> |
| Optional<IFailedTask> FailedTask { get; } |
| } |
| } |