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1   package org.apache.maven.scm.provider.cvslib.command.update;
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.ScmFile;
23  import org.apache.maven.scm.ScmFileStatus;
24  import org.apache.maven.scm.log.ScmLogger;
25  import org.codehaus.plexus.util.cli.StreamConsumer;
26  import org.codehaus.plexus.util.StringUtils;
27  
28  import java.util.ArrayList;
29  import java.util.List;
30  
31  /**
32   * @author <a href="mailto:trygvis@inamo.no">Trygve Laugst&oslash;l</a>
33   *
34   */
35  public class CvsUpdateConsumer
36      implements StreamConsumer
37  {
38      private ScmLogger logger;
39  
40      private List<ScmFile> files = new ArrayList<ScmFile>();
41  
42      public CvsUpdateConsumer( ScmLogger logger )
43      {
44          this.logger = logger;
45      }
46  
47      /** {@inheritDoc} */
48      public void consumeLine( String line )
49      {
50          if ( logger.isDebugEnabled() )
51          {
52              logger.debug( line );
53          }
54  
55          if ( line.length() < 3 )
56          {
57              if ( StringUtils.isNotEmpty( line ) )
58              {
59                  if ( logger.isWarnEnabled() )
60                  {
61                      logger.warn( "Unable to parse output from command: line length must be bigger than 3. ("
62                          + line + ")." );
63                  }
64              }
65              return;
66          }
67  
68          String status = line.substring( 0, 2 );
69  
70          String file = line.substring( 2 );
71  
72          if ( status.equals( "U " ) )
73          {
74              files.add( new ScmFile( file, ScmFileStatus.UPDATED ) );
75          }
76          else if ( status.equals( "P " ) )
77          {
78              files.add( new ScmFile( file, ScmFileStatus.PATCHED ) );
79          }
80          else if ( status.equals( "A " ) )
81          {
82              files.add( new ScmFile( file, ScmFileStatus.ADDED ) );
83          }
84          else if ( status.equals( "C " ) )
85          {
86              files.add( new ScmFile( file, ScmFileStatus.CONFLICT ) );
87          }
88          else if ( status.equals( "M " ) )
89          {
90              files.add( new ScmFile( file, ScmFileStatus.MODIFIED ) );
91          }
92          else if ( status.equals( "? " ) )
93          {
94              files.add( new ScmFile( file, ScmFileStatus.UNKNOWN ) );
95          }
96          else
97          {
98              if ( logger.isDebugEnabled() )
99              {
100                 logger.warn( "Unknown status: '" + status + "' for file '" + file + "'." );
101             }
102         }
103     }
104 
105     public List<ScmFile> getUpdatedFiles()
106     {
107         return files;
108     }
109 }