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