its.tools.SonarlintDaemon.java Source code

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Here is the source code for its.tools.SonarlintDaemon.java

Source

/*
 * SonarLint Core - ITs - Tests
 * 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 its.tools;

import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.concurrent.Callable;
import java.util.concurrent.TimeUnit;
import org.apache.commons.io.FileUtils;
import org.junit.rules.ExternalResource;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import static com.jayway.awaitility.Awaitility.await;

public class SonarlintDaemon extends ExternalResource {
    private static final Logger LOG = LoggerFactory.getLogger(SonarlintDaemon.class);
    private static final String READY_LOG = "Server started";
    private static String artifactVersion;
    private Path script;

    private Path installPath;
    private CommandExecutor exec;

    public void install() {
        install(artifactVersion());
    }

    private static String artifactVersion() {
        if (artifactVersion == null) {
            try {
                for (String l : Files.readAllLines(Paths.get("pom.xml"), StandardCharsets.UTF_8)) {
                    String lineTrimmed = l.trim();
                    if (lineTrimmed.startsWith("<version>")) {
                        artifactVersion = lineTrimmed.substring("<version>".length(),
                                lineTrimmed.length() - "</version>".length());
                        break;
                    }
                }
            } catch (IOException e) {
                throw new IllegalStateException(e);
            }
        }
        return artifactVersion;
    }

    public void install(String version) {
        SonarlintInstaller installer = new SonarlintInstaller();
        this.script = installer.install(installPath, version);
    }

    @Override
    protected void before() throws Throwable {
        installPath = Files.createTempDirectory("sonarlint-daemon");
    }

    @Override
    protected void after() {
        if (exec != null) {
            exec.destroy();
            exec = null;
        }
        if (installPath != null) {
            FileUtils.deleteQuietly(installPath.toFile());
            installPath = null;
        }
    }

    public void waitReady() {
        await().atMost(10, TimeUnit.SECONDS).until(new Callable<Boolean>() {
            @Override
            public Boolean call() throws Exception {
                return getOut().contains(READY_LOG);
            }
        });
    }

    public void run(String... args) {
        LOG.info("Running SonarLint Daemon");
        try {
            exec = new CommandExecutor(script);
            exec.execute(args);
        } catch (IOException e) {
            throw new IllegalStateException(e);
        }
    }

    public String getOut() {
        return exec.getStdOut();
    }

    public String[] getOutLines() {
        return getOut().split(System.lineSeparator());
    }

    public Path getSonarlintInstallation() {
        return script.getParent().getParent();
    }

    public String getErr() {
        return exec.getStdErr();
    }

    public String[] getErrLines() {
        return getErr().split(System.lineSeparator());
    }
}