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1   package org.apache.maven.plugin.coreit;
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 org.apache.maven.plugin.AbstractMojo;
23  import org.apache.maven.plugin.MojoExecutionException;
24  
25  import java.io.File;
26  import java.io.FileWriter;
27  import java.io.IOException;
28  import java.util.Map;
29  
30  /**
31   * Mojo which touches a file without requiring a project.
32   * 
33   * @goal light-touch
34   * @requiresProject false
35   * 
36   */
37  public class NoProjectMojo
38      extends AbstractMojo
39  {
40      /**
41       * @parameter expression="${project.build.directory}"
42       * @required
43       */
44      private String outputDirectory;
45  
46      /**
47       * @parameter expression="target/test-basedir-alignment"
48       */
49      private File basedirAlignmentDirectory;
50  
51      public void execute()
52          throws MojoExecutionException
53      {
54          touch( new File( outputDirectory ), "touch.txt" );
55      }
56  
57      private void touch( File dir, String file )
58          throws MojoExecutionException
59      {
60          try
61          {
62               if ( !dir.exists() )
63               {
64                   dir.mkdirs();
65               }
66               
67               File touch = new File( dir, file );
68               
69               getLog().info( "Touching: " + touch );
70       
71               FileWriter w = new FileWriter( touch );
72               
73               w.write( file );
74               
75               w.close();
76          }
77          catch ( IOException e )
78          {
79              throw new MojoExecutionException( "Error touching file", e );
80          }
81      }
82  }