hudson.plugins.sonar.utils.SonarUtils.java Source code

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Here is the source code for hudson.plugins.sonar.utils.SonarUtils.java

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/*
 * Sonar 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.
 *
 * Sonar 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 Sonar; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
 */
package hudson.plugins.sonar.utils;

import hudson.model.AbstractBuild;
import hudson.model.AbstractProject;
import hudson.model.Run;
import hudson.plugins.sonar.BuildSonarAction;
import hudson.util.RunList;
import org.apache.commons.io.IOUtils;

import java.io.BufferedReader;
import java.io.IOException;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * @author Julien HENRY
 * @since 1.2
 */
public final class SonarUtils {

    /**
     * Pattern for Sonar project URL in logs
     */
    public static final String URL_PATTERN_IN_LOGS = ".*" + Pattern.quote("ANALYSIS SUCCESSFUL, you can browse ")
            + "(.*)";

    /**
     * Hide utility-class constructor.
     */
    private SonarUtils() {
    }

    /**
     * Read logs of the build to find URL of the project dashboard in Sonar
     */
    public static String extractSonarProjectURLFromLogs(AbstractBuild<?, ?> build) throws IOException {
        BufferedReader br = null;
        String url = null;
        try {
            br = new BufferedReader(build.getLogReader());
            String strLine;
            while ((strLine = br.readLine()) != null) {
                Pattern p = Pattern.compile(URL_PATTERN_IN_LOGS);
                Matcher match = p.matcher(strLine);
                if (match.matches()) {
                    url = match.group(1);
                }
            }
        } finally {
            IOUtils.closeQuietly(br);
        }
        return url;
    }

    /**
     * Iterate previous build of this project and return the last Sonar URL
     */
    public static String getLastSonarUrl(AbstractProject<?, ?> project) {
        RunList<? extends Run<?, ?>> builds = project.getBuilds();
        for (Run<?, ?> run : builds) {
            BuildSonarAction action = run.getAction(BuildSonarAction.class);
            if (action != null) {
                return action.getUrlName();
            }
        }
        return null;
    }
}