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1   package org.apache.maven.tools.plugin.extractor;
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.descriptor.InvalidPluginDescriptorException;
23  import org.apache.maven.plugin.descriptor.MojoDescriptor;
24  import org.apache.maven.tools.plugin.PluginToolsRequest;
25  
26  import java.util.List;
27  
28  /**
29   * @author jdcasey
30   */
31  public interface MojoDescriptorExtractor
32  {
33      /**
34       * Returns the "name" (id) of the extractor.
35       *
36       * @since TBD
37       */
38      String getName();
39  
40      /**
41       * Returns {@code true} if extractor is deprecated.
42       *
43       * @since TBD
44       */
45      boolean isDeprecated();
46  
47      /**
48       * Returns the {@link GroupKey} of extractor, as {@link org.apache.maven.tools.plugin.scanner.MojoScanner} will
49       * execute them grouped, and ordered within groups. Must never return {@code null}.
50       *
51       * @since TBD
52       */
53      GroupKey getGroupKey();
54  
55      /**
56       * Execute the mojo extraction.
57       *
58       * @param request The {@link PluginToolsRequest} containing information for the extraction process.
59       * @return a list of mojo descriptors. These may return HTML values for some fields.
60       * @throws ExtractionException if any
61       * @throws InvalidPluginDescriptorException if any
62       * @since 2.5
63       */
64      List<MojoDescriptor> execute( PluginToolsRequest request )
65          throws ExtractionException, InvalidPluginDescriptorException;
66  }