View Javadoc

1   package org.apache.maven.scm.provider.cvslib.cvsexe.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.ScmException;
23  import org.apache.maven.scm.command.changelog.ChangeLogCommand;
24  import org.apache.maven.scm.command.update.UpdateScmResult;
25  import org.apache.maven.scm.provider.cvslib.command.update.AbstractCvsUpdateCommand;
26  import org.apache.maven.scm.provider.cvslib.command.update.CvsUpdateConsumer;
27  import org.apache.maven.scm.provider.cvslib.cvsexe.command.changelog.CvsExeChangeLogCommand;
28  import org.codehaus.plexus.util.cli.CommandLineException;
29  import org.codehaus.plexus.util.cli.CommandLineUtils;
30  import org.codehaus.plexus.util.cli.Commandline;
31  
32  /**
33   * @author <a href="mailto:evenisse@apache.org">Emmanuel Venisse</a>
34   *
35   */
36  public class CvsExeUpdateCommand
37      extends AbstractCvsUpdateCommand
38  {
39      /** {@inheritDoc} */
40      protected UpdateScmResult executeCvsCommand( Commandline cl )
41          throws ScmException
42      {
43          CvsUpdateConsumer consumer = new CvsUpdateConsumer( getLogger() );
44  
45          CommandLineUtils.StringStreamConsumer stderr = new CommandLineUtils.StringStreamConsumer();
46  
47          int exitCode;
48  
49          try
50          {
51              exitCode = CommandLineUtils.executeCommandLine( cl, consumer, stderr );
52          }
53          catch ( CommandLineException ex )
54          {
55              throw new ScmException( "Error while executing command.", ex );
56          }
57  
58          if ( exitCode != 0 )
59          {
60              return new UpdateScmResult( cl.toString(), "The cvs command failed.", stderr.getOutput(), false );
61          }
62  
63          return new UpdateScmResult( cl.toString(), consumer.getUpdatedFiles() );
64      }
65  
66      protected ChangeLogCommand getChangeLogCommand()
67      {
68          CvsExeChangeLogCommand command = new CvsExeChangeLogCommand();
69  
70          command.setLogger( getLogger() );
71  
72          return command;
73      }
74  }