org.sonar.xoo.rule.AnalysisErrorSensor.java Source code

Introduction

Here is the source code for org.sonar.xoo.rule.AnalysisErrorSensor.java

Source

/*
 * SonarQube
 * Copyright (C) 2009-2017 SonarSource SA
 * mailto:info AT sonarsource DOT com
 *
 * This program 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.
 *
 * This program 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.rule;

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.List;

import org.apache.commons.lang.StringUtils;
import org.sonar.api.batch.fs.InputFile;
import org.sonar.api.batch.sensor.Sensor;
import org.sonar.api.batch.sensor.SensorContext;
import org.sonar.api.batch.sensor.SensorDescriptor;
import org.sonar.api.utils.log.Logger;
import org.sonar.api.utils.log.Loggers;
import org.sonar.xoo.Xoo;

public class AnalysisErrorSensor implements Sensor {
    private static final Logger LOG = Loggers.get(AnalysisErrorSensor.class);
    private static final String ERROR_EXTENSION = ".error";

    @Override
    public void describe(SensorDescriptor descriptor) {
        descriptor.name("Xoo Analysis Error Sensor").onlyOnLanguages(Xoo.KEY);
    }

    @Override
    public void execute(SensorContext context) {
        for (InputFile file : context.fileSystem()
                .inputFiles(context.fileSystem().predicates().hasLanguages(Xoo.KEY))) {
            processFileError(file, context);
        }
    }

    private void processFileError(InputFile inputFile, SensorContext context) {
        Path ioFile = inputFile.file().toPath();
        Path errorFile = ioFile.resolveSibling(ioFile.getFileName() + ERROR_EXTENSION).toAbsolutePath();
        if (Files.exists(errorFile) && Files.isRegularFile(errorFile)) {
            LOG.debug("Processing " + errorFile.toString());
            try {
                List<String> lines = Files.readAllLines(errorFile, context.fileSystem().encoding());
                for (String line : lines) {
                    if (StringUtils.isBlank(line) || line.startsWith("#")) {
                        continue;
                    }
                    processLine(line, inputFile, context);
                }
            } catch (IOException e) {
                throw new IllegalStateException(e);
            }
        }
    }

    private void processLine(String fileLine, InputFile inputFile, SensorContext context) {
        String[] textPointer = fileLine.split(",");
        if (textPointer.length != 3) {
            throw new IllegalStateException("Invalid format in error file");
        }

        try {
            int line = Integer.parseInt(textPointer[0]);
            int lineOffset = Integer.parseInt(textPointer[1]);
            String msg = textPointer[2];

            context.newAnalysisError().onFile(inputFile).at(inputFile.newPointer(line, lineOffset)).message(msg)
                    .save();

        } catch (NumberFormatException e) {
            throw new IllegalStateException("Invalid format in error file", e);
        }
    }

}