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1   package org.apache.maven.lifecycle.internal;
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.concurrent.ThreadFactory;
23  import java.util.concurrent.atomic.AtomicInteger;
24  
25  /**
26   * Simple {@link ThreadFactory} implementation that ensures the corresponding threads have a meaningful name.
27   */
28  public class BuildThreadFactory
29      implements ThreadFactory
30  {
31      private final AtomicInteger id = new AtomicInteger();
32  
33      private static final String PREFIX = "BuilderThread";
34  
35      public Thread newThread( Runnable r )
36      {
37          return new Thread( r, String.format( "%s %d", PREFIX, id.getAndIncrement() ) );
38      }
39  }