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1   package org.apache.maven.scm.provider.cvslib.command.list;
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.LinkedList;
23  import java.util.List;
24  
25  import org.apache.maven.scm.ScmFile;
26  import org.apache.maven.scm.ScmFileStatus;
27  import org.apache.maven.scm.log.ScmLogger;
28  import org.codehaus.plexus.util.StringUtils;
29  import org.codehaus.plexus.util.cli.StreamConsumer;
30  
31  /**
32   * Parses CVS/Entries format, for example, like
33   *
34   * <pre>
35   * /checkoutlist/1.9/Wed Jan 26 19:08:06 2005/-kkv/
36   * /commitinfo/1.10/Tue Jan 11 01:25:34 2005/-kkv/
37   * /config/1.15/Sun Jan 23 02:15:57 2005/-kkv/
38   * D/directory1////
39   * D/directory2////
40   * </pre>
41   *
42   * @author <a href="mailto:szakusov@emdev.ru">Sergey Zakusov</a>: implemented to fix "Unknown file status" problem
43   *
44   */
45  public class CvsListConsumer
46      implements StreamConsumer
47  {
48      private ScmLogger logger;
49  
50      private List<ScmFile> entries;
51  
52      /**
53       * @param logger is a logger
54       */
55      public CvsListConsumer( ScmLogger logger )
56      {
57          this.logger = logger;
58          this.entries = new LinkedList<ScmFile>();
59      }
60  
61      /** {@inheritDoc} */
62      public void consumeLine( String i_line )
63      {
64          if ( logger.isDebugEnabled() )
65          {
66              logger.debug( i_line );
67          }
68  
69          String[] params = i_line.split( "/" );
70          if ( params.length < 2 )
71          {
72              if ( StringUtils.isNotEmpty( i_line ) )
73              {
74                  if ( logger.isWarnEnabled() )
75                  {
76                      logger.warn( "Unable to parse it as CVS/Entries format: " + i_line + "." );
77                  }
78              }
79          }
80          else
81          {
82              entries.add( new ScmFile( params[1], ScmFileStatus.UNKNOWN ) );
83          }
84      }
85  
86      /**
87       * @return Parse result
88       */
89      public List<ScmFile> getEntries()
90      {
91          return entries;
92      }
93  }