/*
* SonarQube, open source software quality management tool.
* Copyright (C) 2008-2014 SonarSource
* mailto:contact AT sonarsource DOT com
*
* SonarQube is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* SonarQube is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.xoo.scm;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Charsets;
import org.apache.commons.io.FileUtils;
import org.apache.commons.lang.StringUtils;
import org.sonar.api.batch.fs.InputFile;
import org.sonar.api.batch.scm.BlameCommand;
import org.sonar.api.batch.scm.BlameLine;
import org.sonar.api.utils.DateUtils;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
public class XooBlameCommand extends BlameCommand {
private static final String SCM_EXTENSION = ".scm";
@Override
public void blame(BlameInput input, BlameOutput result) {
for (InputFile inputFile : input.filesToBlame()) {
processFile(inputFile, result);
}
}
@VisibleForTesting
protected void processFile(InputFile inputFile, BlameOutput result) {
File ioFile = inputFile.file();
File scmDataFile = new java.io.File(ioFile.getParentFile(), ioFile.getName() + SCM_EXTENSION);
if (!scmDataFile.exists()) {
return;
}
try {
List<String> lines = FileUtils.readLines(scmDataFile, Charsets.UTF_8.name());
List<BlameLine> blame = new ArrayList<BlameLine>(lines.size());
int lineNumber = 0;
for (String line : lines) {
lineNumber++;
if (StringUtils.isNotBlank(line)) {
// revision,author,dateTime
String[] fields = StringUtils.splitPreserveAllTokens(line, ',');
if (fields.length < 3) {
throw new IllegalStateException("Not enough fields on line " + lineNumber);
}
String revision = StringUtils.trimToNull(fields[0]);
String author = StringUtils.trimToNull(fields[1]);
BlameLine blameLine = new BlameLine().revision(revision).author(author);
String dateStr = StringUtils.trimToNull(fields[2]);
// Will throw an exception, when date is not in format "yyyy-MM-dd"
if (dateStr != null) {
blameLine.date(DateUtils.parseDate(dateStr));
}
blame.add(blameLine);
}
}
result.blameResult(inputFile, blame);
} catch (IOException e) {
throw new IllegalStateException(e);
}
}
}