1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 package org.apache.giraph.block_app.migration; 19 20 21 /** 22 * Implementation of execution stage holding information about migration 23 * superstep. 24 */ 25 public class MigrationSuperstepStageImpl implements MigrationSuperstepStage { 26 private final int superstep; 27 28 public MigrationSuperstepStageImpl() { 29 this.superstep = 0; 30 } 31 32 public MigrationSuperstepStageImpl(int superstep) { 33 this.superstep = superstep; 34 } 35 36 @Override 37 public int getMigrationSuperstep() { 38 return superstep; 39 } 40 41 @Override 42 public MigrationSuperstepStageImpl changedMigrationSuperstep(int superstep) { 43 return new MigrationSuperstepStageImpl(superstep); 44 } 45 46 @Override 47 public String toString() { 48 return "MigrationSuperstep[" + superstep + "]"; 49 } 50 }