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1   package org.apache.maven.scm.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.CommandParameter;
23  import org.apache.maven.scm.CommandParameters;
24  import org.apache.maven.scm.ScmBranchParameters;
25  import org.apache.maven.scm.ScmException;
26  import org.apache.maven.scm.ScmFileSet;
27  import org.apache.maven.scm.ScmResult;
28  import org.apache.maven.scm.command.AbstractCommand;
29  import org.apache.maven.scm.provider.ScmProviderRepository;
30  import org.codehaus.plexus.util.StringUtils;
31  
32  /**
33   * @author <a href="mailto:evenisse@apache.org">Emmanuel Venisse</a>
34   * @author <a href="mailto:trygvis@inamo.no">Trygve Laugst&oslash;l</a>
35   *
36   */
37  public abstract class AbstractBranchCommand
38      extends AbstractCommand
39  {
40      protected abstract ScmResult executeBranchCommand( ScmProviderRepository repository, ScmFileSet fileSet,
41                                                         String branchName, String message )
42          throws ScmException;
43      
44      /**
45       * default impl to provide backward comp
46       * @since 1.3
47       * @param repository
48       * @param fileSet
49       * @param branchName
50       * @param scmBranchParameters
51       * @return
52       * @throws ScmException
53       */
54      protected ScmResult executeBranchCommand( ScmProviderRepository repository, ScmFileSet fileSet, String branchName,
55                                                ScmBranchParameters scmBranchParameters )
56          throws ScmException
57      {
58          return executeBranchCommand( repository, fileSet, branchName, scmBranchParameters.getMessage() );
59      }
60  
61      /** {@inheritDoc} */
62      public ScmResult executeCommand( ScmProviderRepository repository, ScmFileSet fileSet,
63                                       CommandParameters parameters )
64          throws ScmException
65      {
66          String branchName = parameters.getString( CommandParameter.BRANCH_NAME );
67  
68          ScmBranchParameters scmBranchParameters = parameters.getScmBranchParameters( CommandParameter.SCM_BRANCH_PARAMETERS );
69          
70          String message = parameters.getString( CommandParameter.MESSAGE, "[maven-scm] copy for branch " + branchName );
71          
72          if (StringUtils.isBlank( scmBranchParameters.getMessage()) && StringUtils.isNotBlank( message ) ) 
73          {
74              scmBranchParameters.setMessage( message );
75          }
76          
77          return executeBranchCommand( repository, fileSet, branchName, scmBranchParameters );
78      }
79  }