org.sonar.json.checks.RuleDescriptionsGenerator.java Source code

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Here is the source code for org.sonar.json.checks.RuleDescriptionsGenerator.java

Source

/*
 * SonarQube JSON Plugin
 * Copyright (C) 2015-2016 David RACODON
 * david.racodon@gmail.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.json.checks;

import com.google.common.base.Charsets;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Lists;

import java.io.*;
import java.util.List;
import java.util.Map;

import org.sonar.api.internal.apachecommons.io.FileUtils;
import org.sonar.json.checks.puppet.PuppetLicenseCheck;

public class RuleDescriptionsGenerator {

    private final Map<String, String> tags = ImmutableMap.<String, String>builder()
            .put("[[allLicenses]]", generateHtmlTable(PuppetLicenseCheck.AVAILABLE_LICENSES)).build();

    public void generateHtmlRuleDescription(String templatePath, String outputPath) throws IOException {
        try (OutputStream fileOutputStream = new FileOutputStream(outputPath)) {
            Writer writer = new BufferedWriter(new OutputStreamWriter(fileOutputStream, Charsets.UTF_8));
            writer.write(replaceTags(FileUtils.readFileToString(new File(templatePath), Charsets.UTF_8)));
            writer.flush();
            writer.close();
        } catch (IOException e) {
            throw new IllegalStateException("Could not generate the HTML description.", e);
        }
    }

    private String generateHtmlTable(List<String> elements) {
        StringBuilder html = new StringBuilder("<table style=\"border: 0;\">");
        List<List<String>> subLists = Lists.partition(elements, 3);
        for (List<String> subList : subLists) {
            html.append("<tr>");
            for (String element : subList) {
                html.append("<td style=\"border: 0;\">").append(element).append("</td>");
            }
            html.append("</tr>");
        }
        html.append("</table>");
        return html.toString();
    }

    private String replaceTags(String rawDescription) {
        String description = rawDescription;
        for (Map.Entry<String, String> tag : tags.entrySet()) {
            description = description.replace(tag.getKey(), tag.getValue());
        }
        return description;
    }

}