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1   package org.apache.maven.scm.provider.clearcase.command.blame;
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.scm.command.blame.BlameLine;
23  import org.apache.maven.scm.log.ScmLogger;
24  import org.apache.maven.scm.util.AbstractConsumer;
25  import org.apache.regexp.RE;
26  
27  import java.util.ArrayList;
28  import java.util.Date;
29  import java.util.List;
30  
31  /**
32   * @author Jérémie Lagarde
33   * @author Olivier Lamy
34   * @since 1.4
35   */
36  public class ClearCaseBlameConsumer
37      extends AbstractConsumer
38  {
39  
40      private static final String CLEARCASE_TIMESTAMP_PATTERN = "yyyyMMdd.HHmmss";
41  
42      private static final String LINE_PATTERN = "VERSION:(.*)@@@USER:(.*)@@@DATE:(.*)@@@(.*)";
43  
44      private RE lineRegexp;
45  
46      private List<BlameLine> lines = new ArrayList<BlameLine>();
47  
48      public ClearCaseBlameConsumer( ScmLogger logger )
49      {
50          super( logger );
51          lineRegexp = new RE( LINE_PATTERN );
52      }
53  
54      public void consumeLine( String line )
55      {
56          if ( lineRegexp.match( line ) )
57          {
58              String revision = lineRegexp.getParen( 1 );
59              // SCM-613
60              String author = lineRegexp.getParen( 2 ).toLowerCase();
61              String dateTimeStr = lineRegexp.getParen( 3 );
62  
63              Date dateTime = parseDate( dateTimeStr, null, CLEARCASE_TIMESTAMP_PATTERN );
64              lines.add( new BlameLine( dateTime, revision, author ) );
65  
66              if ( getLogger().isDebugEnabled() )
67              {
68                  getLogger().debug( author + " " + dateTimeStr );
69              }
70          }
71      }
72  
73      public List<BlameLine> getLines()
74      {
75          return lines;
76      }
77  }