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1   package org.apache.maven.archetype.source;
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.archetype.catalog.Archetype;
23  import org.apache.maven.archetype.catalog.ArchetypeCatalog;
24  import org.apache.maven.project.ProjectBuildingRequest;
25  import org.codehaus.plexus.component.annotations.Component;
26  import org.codehaus.plexus.util.ReaderFactory;
27  
28  import java.io.IOException;
29  import java.io.InputStream;
30  import java.io.Reader;
31  
32  /**
33   * @author Jason van Zyl
34   */
35  @Component( role = ArchetypeDataSource.class, hint = "internal-catalog" )
36  public class InternalCatalogArchetypeDataSource
37      extends CatalogArchetypeDataSource
38  {
39  
40      @Override
41      public ArchetypeCatalog getArchetypeCatalog( ProjectBuildingRequest buildingRequest )
42          throws ArchetypeDataSourceException
43      {
44          try
45          {
46              InputStream in = getClass().getClassLoader().getResourceAsStream( ARCHETYPE_CATALOG_FILENAME );
47              Reader reader = ReaderFactory.newXmlReader( in );
48  
49              return readCatalog( reader );
50          }
51          catch ( IOException e )
52          {
53              throw new ArchetypeDataSourceException( "Error reading archetype catalog.", e );
54          }
55      }
56  
57      @Override
58      public void updateCatalog( ProjectBuildingRequest buildingRequest, Archetype archetype )
59          throws ArchetypeDataSourceException
60      {
61          throw new ArchetypeDataSourceException( "Not supported yet." );
62      }
63  }