1 package org.codehaus.mojo.properties;
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.Enumeration;
23 import java.util.Properties;
24
25 import org.apache.maven.plugin.AbstractMojo;
26 import org.apache.maven.plugin.MojoExecutionException;
27 import org.apache.maven.plugin.MojoFailureException;
28
29 /**
30 * Sets system properties.
31 *
32 * @author <a href="mailto:markh@apache.org">Mark Hobson</a>
33 * @version $Id: SetSystemPropertiesMojo.java 9751 2009-05-20 14:53:00Z mark $
34 * @goal set-system-properties
35 * @phase initialize
36 */
37 public class SetSystemPropertiesMojo
38 extends AbstractMojo
39 {
40 // fields -----------------------------------------------------------------
41
42 /**
43 * The system properties to set.
44 *
45 * @parameter
46 * @required
47 */
48 private Properties properties;
49
50 // Mojo methods -----------------------------------------------------------
51
52 /**
53 * {@inheritDoc}
54 */
55 public void execute()
56 throws MojoExecutionException, MojoFailureException
57 {
58 if ( properties.isEmpty() )
59 {
60 getLog().debug( "No system properties found" );
61
62 return;
63 }
64
65 getLog().debug( "Setting system properties:" );
66
67 for ( Enumeration propertyNames = properties.propertyNames(); propertyNames.hasMoreElements(); )
68 {
69 String propertyName = propertyNames.nextElement().toString();
70 String propertyValue = properties.getProperty( propertyName );
71
72 getLog().debug( "- " + propertyName + " = " + propertyValue );
73
74 System.setProperty( propertyName, propertyValue );
75 }
76
77 int count = properties.size();
78
79 getLog().info( "Set " + count + " system " + ( count > 1 ? "properties" : "property" ) );
80 }
81 }