package org.apache.maven.scm.provider.hg.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.ScmResult;

 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.hg.HgUtils;

 /**

  * @author Evgeny Mandrikov

  * @author Olivier Lamy

  * @since 1.4

  */

 public class HgBlameCommand

     extends AbstractBlameCommand

 {

     public static final String BLAME_CMD = "blame";

     /**

      * {@inheritDoc}

      */

     public BlameScmResult executeBlameCommand( ScmProviderRepository repo, ScmFileSet workingDirectory,

                                                String filename )

         throws ScmException

     {

         String[] cmd = new String[]{ BLAME_CMD, "--user",   // list the author

             "--date",   // list the date

             "--changeset", // list the global revision number

             filename };

         HgBlameConsumer consumer = new HgBlameConsumer( getLogger() );

         ScmResult result = HgUtils.execute( consumer, getLogger(), workingDirectory.getBasedir(), cmd );

         return new BlameScmResult( consumer.getLines(), result );

     }

 }