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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.util.Properties;
26  import java.io.FileOutputStream;
27  import java.io.File;
28  
29  /**
30   * @goal generate-properties
31   * @phase validate
32   */
33  public class UsesPropertiesMojo
34      extends AbstractMojo
35  {
36      /**
37       * @parameter default-value="${basedir}"
38       */
39      private File basedir;
40  
41      /**
42       * @parameter default-value="${project.properties}"
43       */
44      private Properties properties;
45  
46      public void execute()
47          throws MojoExecutionException
48      {
49          try
50          {
51              File file = new File( basedir, "target/project.properties" );
52              file.getParentFile().mkdirs();
53              FileOutputStream fos = new FileOutputStream( file );
54  
55              properties.store( fos, "# Properties generated by the execution of a mojo that uses"
56                  + " interpolated POM values for configuration." );
57          }
58          catch ( Exception e )
59          {
60              getLog().error( "Error creating mojo generated properties.", e );
61          }
62      }
63  }