001    package org.apache.maven.scm.provider.clearcase.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    
022    import org.apache.maven.scm.command.blame.BlameLine;
023    import org.apache.maven.scm.log.ScmLogger;
024    import org.apache.maven.scm.util.AbstractConsumer;
025    import org.apache.regexp.RE;
026    
027    import java.util.ArrayList;
028    import java.util.Date;
029    import java.util.List;
030    
031    /**
032     * @author Jérémie Lagarde
033     * @author Olivier Lamy
034     * @since 1.4
035     */
036    public class ClearCaseBlameConsumer
037        extends AbstractConsumer
038    {
039    
040        private static final String CLEARCASE_TIMESTAMP_PATTERN = "yyyyMMdd.HHmmss";
041    
042        private static final String LINE_PATTERN = "VERSION:(.*)@@@USER:(.*)@@@DATE:(.*)@@@(.*)";
043    
044        private RE lineRegexp;
045    
046        private List<BlameLine> lines = new ArrayList<BlameLine>();
047    
048        public ClearCaseBlameConsumer( ScmLogger logger )
049        {
050            super( logger );
051            lineRegexp = new RE( LINE_PATTERN );
052        }
053    
054        public void consumeLine( String line )
055        {
056            if ( lineRegexp.match( line ) )
057            {
058                String revision = lineRegexp.getParen( 1 );
059                // SCM-613
060                String author = lineRegexp.getParen( 2 ).toLowerCase();
061                String dateTimeStr = lineRegexp.getParen( 3 );
062    
063                Date dateTime = parseDate( dateTimeStr, null, CLEARCASE_TIMESTAMP_PATTERN );
064                lines.add( new BlameLine( dateTime, revision, author ) );
065    
066                if ( getLogger().isDebugEnabled() )
067                {
068                    getLogger().debug( author + " " + dateTimeStr );
069                }
070            }
071        }
072    
073        public List<BlameLine> getLines()
074        {
075            return lines;
076        }
077    }