package org.apache.maven.scm.provider.cvslib.command.blame;

 /*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you under the Apache License, Version 2.0 (the

  * "License"); you may not use this file except in compliance

  * with the License.  You may obtain a copy of the License at

  *

  * http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing,

  * software distributed under the License is distributed on an

  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

  * KIND, either express or implied.  See the License for the

  * specific language governing permissions and limitations

  * under the License.

  */

 import org.apache.maven.scm.ScmException;

 import org.apache.maven.scm.ScmFileSet;

 import org.apache.maven.scm.command.blame.AbstractBlameCommand;

 import org.apache.maven.scm.command.blame.BlameScmResult;

 import org.apache.maven.scm.provider.ScmProviderRepository;

 import org.apache.maven.scm.provider.cvslib.command.CvsCommand;

 import org.apache.maven.scm.provider.cvslib.command.CvsCommandUtils;

 import org.apache.maven.scm.provider.cvslib.repository.CvsScmProviderRepository;

 import org.codehaus.plexus.util.cli.Commandline;

 /**

  * @author Evgeny Mandrikov

  * @since 1.4

  */

 public abstract class AbstractCvsBlameCommand

     extends AbstractBlameCommand

     implements CvsCommand

 {

     /**

      * {@inheritDoc}

      */

     public BlameScmResult executeBlameCommand( ScmProviderRepository repo, ScmFileSet fileSet, String filename )

         throws ScmException

     {

         CvsScmProviderRepository repository = (CvsScmProviderRepository) repo;

         Commandline cl = CvsCommandUtils.getBaseCommand( "annotate", repository, fileSet );

         cl.createArg().setValue( filename );

         if ( getLogger().isInfoEnabled() )

         {

             getLogger().info( "Executing: " + cl );

             getLogger().info( "Working directory: " + cl.getWorkingDirectory().getAbsolutePath() );

         }

         return executeCvsCommand( cl, repository );

     }

     protected abstract BlameScmResult executeCvsCommand( Commandline cl, CvsScmProviderRepository repository )

         throws ScmException;

 }