001/* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 */ 019package org.apache.reef.io.network.group.api.driver; 020 021 022import org.apache.reef.annotations.Provided; 023import org.apache.reef.annotations.audience.Private; 024import org.apache.reef.driver.evaluator.FailedEvaluator; 025import org.apache.reef.driver.task.FailedTask; 026import org.apache.reef.driver.task.RunningTask; 027import org.apache.reef.io.network.group.impl.driver.GroupCommDriverImpl; 028import org.apache.reef.tang.annotations.DefaultImplementation; 029import org.apache.reef.wake.EStage; 030 031@Private 032@Provided 033@DefaultImplementation(value = GroupCommDriverImpl.class) 034public interface GroupCommServiceDriver extends GroupCommDriver { 035 036 /** 037 * Not user facing but used the Group Communication Service class. 038 * 039 * @return The running task stage that will handle the RunningTask 040 * events 041 */ 042 EStage<RunningTask> getGroupCommRunningTaskStage(); 043 044 /** 045 * Not user facing but used the Group Communication Service class. 046 * 047 * @return The running task stage that will handle the FailedTask 048 * events 049 */ 050 EStage<FailedTask> getGroupCommFailedTaskStage(); 051 052 /** 053 * Not user facing but used the Group Communication Service class. 054 * 055 * @return The running task stage that will handle the FailedEvaluator 056 * events 057 */ 058 EStage<FailedEvaluator> getGroupCommFailedEvaluatorStage(); 059}