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1   package org.apache.maven.scm.provider.cvslib.cvsjava.command.branch;
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.ScmException;
23  import org.apache.maven.scm.command.branch.BranchScmResult;
24  import org.apache.maven.scm.provider.cvslib.command.branch.AbstractCvsBranchCommand;
25  import org.apache.maven.scm.provider.cvslib.command.branch.CvsBranchConsumer;
26  import org.apache.maven.scm.provider.cvslib.cvsjava.util.CvsConnection;
27  import org.apache.maven.scm.provider.cvslib.cvsjava.util.CvsLogListener;
28  import org.codehaus.plexus.util.cli.Commandline;
29  
30  import java.io.BufferedReader;
31  import java.io.ByteArrayInputStream;
32  import java.io.InputStreamReader;
33  
34  /**
35   * @author <a href="mailto:evenisse@apache.org">Emmanuel Venisse</a>
36   * @author Olivier Lamy
37   *
38   */
39  public class CvsJavaBranchCommand
40      extends AbstractCvsBranchCommand
41  {
42      /** {@inheritDoc} */
43      protected BranchScmResult executeCvsCommand( Commandline cl )
44          throws ScmException
45      {
46          CvsLogListener logListener = new CvsLogListener();
47  
48          CvsBranchConsumer consumer = new CvsBranchConsumer( getLogger() );
49  
50          try
51          {
52              boolean isSuccess = CvsConnection.processCommand( cl.getArguments(),
53                                                                cl.getWorkingDirectory().getAbsolutePath(), logListener,
54                                                                getLogger() );
55  
56              if ( !isSuccess )
57              {
58                  return new BranchScmResult( cl.toString(), "The cvs branch command failed.",
59                                              logListener.getStderr().toString(), false );
60              }
61              BufferedReader stream = new BufferedReader(
62                  new InputStreamReader( new ByteArrayInputStream( logListener.getStdout().toString().getBytes() ) ) );
63  
64              String line;
65  
66              while ( ( line = stream.readLine() ) != null )
67              {
68                  consumer.consumeLine( line );
69              }
70          }
71          catch ( Exception e )
72          {
73              getLogger().error( e.getMessage(), e );
74              return new BranchScmResult( cl.toString(), "The cvs branch command failed.",
75                                          logListener.getStderr().toString(), false );
76          }
77  
78          return new BranchScmResult( cl.toString(), consumer.getTaggedFiles() );
79      }
80  }