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1   package org.apache.maven.profiles;
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.profiles.io.xpp3.ProfilesXpp3Reader;
23  import org.codehaus.plexus.component.annotations.Component;
24  import org.codehaus.plexus.interpolation.EnvarBasedValueSource;
25  import org.codehaus.plexus.interpolation.RegexBasedInterpolator;
26  import org.codehaus.plexus.logging.AbstractLogEnabled;
27  import org.codehaus.plexus.util.IOUtil;
28  import org.codehaus.plexus.util.ReaderFactory;
29  import org.codehaus.plexus.util.xml.pull.XmlPullParserException;
30  
31  import java.io.File;
32  import java.io.IOException;
33  import java.io.Reader;
34  import java.io.StringReader;
35  import java.io.StringWriter;
36  
37  @Deprecated
38  @Component( role = MavenProfilesBuilder.class )
39  public class DefaultMavenProfilesBuilder
40      extends AbstractLogEnabled
41      implements MavenProfilesBuilder
42  {
43      private static final String PROFILES_XML_FILE = "profiles.xml";
44  
45      public ProfilesRoot buildProfiles( File basedir )
46          throws IOException, XmlPullParserException
47      {
48          File profilesXml = new File( basedir, PROFILES_XML_FILE );
49  
50          ProfilesRoot profilesRoot = null;
51  
52          if ( profilesXml.exists() )
53          {
54              ProfilesXpp3Reader reader = new ProfilesXpp3Reader();
55              Reader profileReader = null;
56              try
57              {
58                  profileReader = ReaderFactory.newXmlReader( profilesXml );
59  
60                  StringWriter sWriter = new StringWriter();
61  
62                  IOUtil.copy( profileReader, sWriter );
63  
64                  String rawInput = sWriter.toString();
65  
66                  try
67                  {
68                      RegexBasedInterpolator interpolator = new RegexBasedInterpolator();
69                      interpolator.addValueSource( new EnvarBasedValueSource() );
70  
71                      rawInput = interpolator.interpolate( rawInput, "settings" );
72                  }
73                  catch ( Exception e )
74                  {
75                      getLogger().warn( "Failed to initialize environment variable resolver. Skipping environment "
76                                            + "substitution in " + PROFILES_XML_FILE + "." );
77                      getLogger().debug( "Failed to initialize envar resolver. Skipping resolution.", e );
78                  }
79  
80                  StringReader sReader = new StringReader( rawInput );
81  
82                  profilesRoot = reader.read( sReader );
83              }
84              finally
85              {
86                  IOUtil.close( profileReader );
87              }
88          }
89  
90          return profilesRoot;
91      }
92  
93  }