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1   package org.apache.maven.surefire.junitcore;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *     http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  
22  import java.util.ArrayList;
23  import java.util.Collections;
24  import java.util.List;
25  import java.util.concurrent.ExecutionException;
26  import java.util.concurrent.ExecutorService;
27  import java.util.concurrent.Executors;
28  import java.util.concurrent.Future;
29  
30  import org.junit.runners.model.RunnerScheduler;
31  
32  /**
33   * Since SUREFIRE 2.18 this class is deprecated.
34   * Please use {@link org.apache.maven.surefire.junitcore.pc.ParallelComputerBuilder} instead.
35   *
36   * @author <a href="mailto:kristian@zenior.no">Kristian Rosenvold</a>
37   */
38  @Deprecated
39  public class AsynchronousRunner
40      implements RunnerScheduler
41  {
42      private final List<Future<Object>> futures = Collections.synchronizedList( new ArrayList<Future<Object>>() );
43  
44      private final ExecutorService fService;
45  
46      public AsynchronousRunner( ExecutorService fService )
47      {
48          this.fService = fService;
49      }
50  
51      @Override
52      public void schedule( final Runnable childStatement )
53      {
54          futures.add( fService.submit( Executors.callable( childStatement ) ) );
55      }
56  
57  
58      @Override
59      public void finished()
60      {
61          try
62          {
63              waitForCompletion();
64          }
65          catch ( ExecutionException e )
66          {
67              throw new RuntimeException( e );
68          }
69      }
70  
71      public void waitForCompletion()
72          throws ExecutionException
73      {
74          for ( Future<Object> each : futures )
75          {
76              try
77              {
78                  each.get();
79              }
80              catch ( InterruptedException e )
81              {
82                  throw new RuntimeException( e );
83              }
84          }
85      }
86  }