001package org.apache.maven.scm.provider.hg.command.blame;
002
003/*
004 * Licensed to the Apache Software Foundation (ASF) under one
005 * or more contributor license agreements.  See the NOTICE file
006 * distributed with this work for additional information
007 * regarding copyright ownership.  The ASF licenses this file
008 * to you under the Apache License, Version 2.0 (the
009 * "License"); you may not use this file except in compliance
010 * with the License.  You may obtain a copy of the License at
011 *
012 * http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing,
015 * software distributed under the License is distributed on an
016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017 * KIND, either express or implied.  See the License for the
018 * specific language governing permissions and limitations
019 * under the License.
020 */
021
022import org.apache.maven.scm.ScmException;
023import org.apache.maven.scm.ScmFileSet;
024import org.apache.maven.scm.ScmResult;
025import org.apache.maven.scm.command.blame.AbstractBlameCommand;
026import org.apache.maven.scm.command.blame.BlameScmResult;
027import org.apache.maven.scm.provider.ScmProviderRepository;
028import org.apache.maven.scm.provider.hg.HgUtils;
029
030/**
031 * @author Evgeny Mandrikov
032 * @author Olivier Lamy
033 * @since 1.4
034 */
035public class HgBlameCommand
036    extends AbstractBlameCommand
037{
038    public static final String BLAME_CMD = "blame";
039
040    /**
041     * {@inheritDoc}
042     */
043    public BlameScmResult executeBlameCommand( ScmProviderRepository repo, ScmFileSet workingDirectory,
044                                               String filename )
045        throws ScmException
046    {
047        String[] cmd = new String[]{ BLAME_CMD, "--user",   // list the author
048            "--date",   // list the date
049            "--changeset", // list the global revision number
050            filename };
051        HgBlameConsumer consumer = new HgBlameConsumer( getLogger() );
052        ScmResult result = HgUtils.execute( consumer, getLogger(), workingDirectory.getBasedir(), cmd );
053        return new BlameScmResult( consumer.getLines(), result );
054    }
055}