001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *   http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.apache.maven.scm.provider.hg.command.blame;
020
021import java.util.ArrayList;
022import java.util.Date;
023import java.util.List;
024import java.util.Locale;
025
026import org.apache.maven.scm.ScmFileStatus;
027import org.apache.maven.scm.command.blame.BlameLine;
028import org.apache.maven.scm.provider.hg.command.HgConsumer;
029
030/**
031 * @author Evgeny Mandrikov
032 * @author Olivier Lamy
033 * @since 1.4
034 */
035public class HgBlameConsumer extends HgConsumer {
036    private final List<BlameLine> lines = new ArrayList<>();
037
038    private static final String HG_TIMESTAMP_PATTERN = "EEE MMM dd HH:mm:ss yyyy Z";
039
040    public void doConsume(ScmFileStatus status, String trimmedLine) {
041        /* godin 0 Sun Jan 31 03:04:54 2010 +0300 */
042        String annotation;
043        if (trimmedLine.indexOf(": ") > -1) {
044            annotation = trimmedLine.substring(0, trimmedLine.indexOf(": ")).trim();
045        } else {
046            annotation = trimmedLine.substring(0, trimmedLine.lastIndexOf(":")).trim();
047        }
048
049        String author = annotation.substring(0, annotation.indexOf(' '));
050        annotation = annotation.substring(annotation.indexOf(' ') + 1).trim();
051
052        String revision = annotation.substring(0, annotation.indexOf(' '));
053        annotation = annotation.substring(annotation.indexOf(' ') + 1).trim();
054
055        String dateStr = annotation;
056        Date dateTime = parseDate(dateStr, null, HG_TIMESTAMP_PATTERN, Locale.ENGLISH);
057
058        lines.add(new BlameLine(dateTime, revision, author));
059    }
060
061    public List<BlameLine> getLines() {
062        return lines;
063    }
064}