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MigrationSuperstepStageImpl xref
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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  }