Example usage for java.lang ProcessBuilder start

Introduction

In this page you can find the example usage for java.lang ProcessBuilder start.

Prototype

public Process start() throws IOException 

Source Link

Document

Starts a new process using the attributes of this process builder.

Usage

From source file:ai.h2o.servicebuilder.Util.java

/**
 * Run command cmd in separate process in directory
 *
 * @param directory    run in this directory
 * @param cmd          command to run//from ww  w  . j  ava2 s .  co  m
 * @param errorMessage error message if process didn't finish with exit value 0
 * @return stdout combined with stderr
 * @throws Exception
 */
public static String runCmd(File directory, List<String> cmd, String errorMessage) throws Exception {
    ProcessBuilder pb = new ProcessBuilder(cmd);
    pb.directory(directory);
    pb.redirectErrorStream(true); // error sent to output stream
    Process p = pb.start();

    // get output stream to string
    String s;
    StringBuilder sb = new StringBuilder();
    BufferedReader stdout = new BufferedReader(new InputStreamReader(p.getInputStream()));
    while ((s = stdout.readLine()) != null) {
        logger.info(s);
        sb.append(s);
        sb.append('\n');
    }
    String sbs = sb.toString();
    int exitValue = p.waitFor();
    if (exitValue != 0)
        throw new Exception(errorMessage + " exit value " + exitValue + "  " + sbs);
    return sbs;
}

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From source file:com.microsoft.alm.plugin.external.utils.ProcessHelper.java

public static Process startProcess(final String workingDirectory, final List<String> arguments)
        throws IOException {
    final ProcessBuilder pb = new ProcessBuilder(arguments);

    // Disable any telemetry that the tool may initiate
    pb.environment().put("tf_notelemetry", "TRUE");
    pb.environment().put("TF_ADDITIONAL_JAVA_ARGS", "-Duser.country=US -Duser.language=en");

    if (StringUtils.isNotEmpty(workingDirectory)) {
        pb.directory(new File(workingDirectory));
    }//from w  ww  .  j  a  v a2s .c  om
    return pb.start();
}

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From source file:net.pms.util.ProcessUtil.java

public static String run(int[] expectedExitCodes, String... cmd) {
    try {// w w  w.  j  a va 2  s. co  m
        ProcessBuilder pb = new ProcessBuilder(cmd);
        pb.redirectErrorStream(true);
        Process p = pb.start();
        StringBuilder output;
        try (BufferedReader br = new BufferedReader(new InputStreamReader(p.getInputStream()))) {
            String line;
            output = new StringBuilder();
            while ((line = br.readLine()) != null) {
                output.append(line).append("\n");
            }
        }
        p.waitFor();
        boolean expected = false;
        if (expectedExitCodes != null) {
            for (int expectedCode : expectedExitCodes) {
                if (expectedCode == p.exitValue()) {
                    expected = true;
                    break;
                }
            }
        }
        if (!expected) {
            LOGGER.debug("Warning: command {} returned {}", Arrays.toString(cmd), p.exitValue());
        }
        return output.toString();
    } catch (Exception e) {
        LOGGER.error("Error running command " + Arrays.toString(cmd), e);
    }
    return "";
}

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From source file:abs.backend.erlang.ErlangTestDriver.java

public static boolean checkErlang() {
    if (SemanticTests.checkProg("erl")) {
        // http://stackoverflow.com/a/9561398/60462
        ProcessBuilder pb = new ProcessBuilder("erl", "-eval",
                "erlang:display(erlang:system_info(otp_release)), halt().", "-noshell");
        try {/*from  ww  w.  j  a  v  a2 s.com*/
            Process p = pb.start();
            InputStreamReader r = new InputStreamReader(p.getInputStream());
            BufferedReader b = new BufferedReader(r);
            Assert.assertEquals(0, p.waitFor());
            String version = b.readLine();
            java.util.regex.Pattern pat = java.util.regex.Pattern.compile("\"(\\d*).*");
            Matcher m = pat.matcher(version);
            Assert.assertTrue("Could not identify Erlang version: " + version, m.matches());
            String v = m.group(1);
            Assume.assumeTrue("Need Erlang R17 or better.", Integer.parseInt(v) >= 17);
        } catch (IOException e) {
            return false;
        } catch (InterruptedException e) {
            return false;
        }
    }
    return true;
}

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From source file:com.diffplug.gradle.CmdLine.java

/** Runs the given command in the given directory with the given echo setting. */
public static Result runCmd(File directory, String cmd, boolean echoCmd, boolean echoOutput)
        throws IOException {
    // set the cmds
    List<String> cmds = getPlatformCmds(cmd);
    ProcessBuilder builder = new ProcessBuilder(cmds);

    // set the working directory
    builder.directory(directory);/*w ww  . j  a va  2 s. c o  m*/

    // execute the command
    Process process = builder.start();

    // wrap the process' input and output
    try (BufferedReader stdInput = new BufferedReader(
            new InputStreamReader(process.getInputStream(), Charset.defaultCharset()));
            BufferedReader stdError = new BufferedReader(
                    new InputStreamReader(process.getErrorStream(), Charset.defaultCharset()));) {

        if (echoCmd) {
            System.out.println("cmd>" + cmd);
        }

        // dump the output
        ImmutableList.Builder<String> output = ImmutableList.builder();
        ImmutableList.Builder<String> error = ImmutableList.builder();

        String line = null;
        while ((line = stdInput.readLine()) != null) {
            output.add(line);
            if (echoOutput) {
                System.out.println(line);
            }
        }

        // dump the input
        while ((line = stdError.readLine()) != null) {
            error.add(line);
            if (echoOutput) {
                System.err.println(line);
            }
        }

        // check that the process exited correctly
        int exitValue = process.waitFor();
        if (exitValue != EXIT_VALUE_SUCCESS) {
            throw new RuntimeException("'" + cmd + "' exited with " + exitValue);
        }

        // returns the result of this successful execution
        return new Result(directory, cmd, output.build(), error.build());
    } catch (InterruptedException e) {
        // this isn't expected, but it's possible
        throw new RuntimeException(e);
    }
}

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From source file:pieShareAppITs.helper.ITUtil.java

public static Process startProcess(Class mainClazz, String cloudName, String password) throws IOException {
    String separator = System.getProperty("file.separator");
    String classpath = System.getProperty("java.class.path");
    String path = System.getProperty("java.home") + separator + "bin" + separator + "java";
    ProcessBuilder processBuilder = new ProcessBuilder(path, "-Xdebug",
            "-Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=5005", "-cp", classpath,
            mainClazz.getName(), cloudName, password);
    return processBuilder.start();
}

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From source file:functionaltests.RestFuncTHelper.java

public static void startRestfulSchedulerWebapp(int nbNodes) throws Exception {
    // Kill all children processes on exit
    org.apache.log4j.BasicConfigurator.configure(new org.apache.log4j.varia.NullAppender());
    CookieBasedProcessTreeKiller.registerKillChildProcessesOnShutdown("rest_tests");

    List<String> cmd = new ArrayList<>();
    String javaPath = RestFuncTUtils.getJavaPathFromSystemProperties();
    cmd.add(javaPath);//from w w w .  j  ava2 s.com
    cmd.add("-Djava.security.manager");
    cmd.add(CentralPAPropertyRepository.JAVA_SECURITY_POLICY.getCmdLine() + toPath(serverJavaPolicy));

    cmd.add(CentralPAPropertyRepository.PA_HOME.getCmdLine() + getSchedHome());
    cmd.add(PASchedulerProperties.SCHEDULER_HOME.getCmdLine() + getSchedHome());
    cmd.add(PAResourceManagerProperties.RM_HOME.getCmdLine() + getRmHome());

    cmd.add(PAResourceManagerProperties.RM_DB_HIBERNATE_DROPDB.getCmdLine()
            + System.getProperty("rm.deploy.dropDB", "true"));
    cmd.add(PAResourceManagerProperties.RM_DB_HIBERNATE_CONFIG.getCmdLine() + toPath(rmHibernateConfig));

    cmd.add(PASchedulerProperties.SCHEDULER_DB_HIBERNATE_DROPDB.getCmdLine()
            + System.getProperty("scheduler.deploy.dropDB", "true"));
    cmd.add(PASchedulerProperties.SCHEDULER_DB_HIBERNATE_CONFIG.getCmdLine() + toPath(schedHibernateConfig));

    cmd.add(CentralPAPropertyRepository.PA_COMMUNICATION_PROTOCOL.getCmdLine() + "pnp");
    cmd.add(PNPConfig.PA_PNP_PORT.getCmdLine() + "1200");

    cmd.add("-cp");
    cmd.add(getClassPath());
    cmd.add(SchedulerStarter.class.getName());
    cmd.add("-ln");
    cmd.add("" + nbNodes);

    ProcessBuilder processBuilder = new ProcessBuilder(cmd);
    processBuilder.redirectErrorStream(true);
    schedProcess = processBuilder.start();

    ProcessStreamReader out = new ProcessStreamReader("scheduler-output: ", schedProcess.getInputStream());
    out.start();

    // RM and scheduler are on the same url
    String port = "1200";
    String url = "pnp://localhost:" + port + "/";

    // Connect a scheduler client
    SchedulerAuthenticationInterface schedAuth = SchedulerConnection.waitAndJoin(url,
            TimeUnit.SECONDS.toMillis(60));
    schedulerPublicKey = schedAuth.getPublicKey();
    Credentials schedCred = RestFuncTUtils.createCredentials("admin", "admin", schedulerPublicKey);
    scheduler = schedAuth.login(schedCred);

    // Connect a rm client
    RMAuthentication rmAuth = RMConnection.waitAndJoin(url, TimeUnit.SECONDS.toMillis(60));
    Credentials rmCredentials = getRmCredentials();
    rm = rmAuth.login(rmCredentials);

    restServerUrl = "http://localhost:8080/rest/";
    restfulSchedulerUrl = restServerUrl + "scheduler";

    await().atMost(Duration.FIVE_MINUTES).until(restIsStarted());
}

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From source file:com.cprassoc.solr.auth.SolrAuthActionController.java

public static String doPushConfigToSolrAction(SecurityJson json) {
    String result = "";
    try {/*from  ww  w .ja  v  a2 s .  c om*/
        String mime = "sh";
        if (Utils.isWindows()) {
            mime = "bat";
        }
        String pathToScript = System.getProperty("user.dir") + File.separator + "solrAuth." + mime;
        String jsonstr = json.export();
        String filePath = SolrAuthManager.getProperties().getProperty("solr.install.path") + File.separator
                + "security.json";
        File backup = new File("backup");
        if (!backup.exists()) {
            backup.mkdirs();
        }

        File file = new File(filePath);
        if (file.exists()) {
            // String newFilePath = SolrAuthManager.getProperties().getProperty("solr.install.path") + File.separator + System.currentTimeMillis() + "_security.json";
            // File newFile = new File(newFilePath);
            // file.renameTo(newFile);
            FileUtils.copyFileToDirectory(file, backup);
        }
        FileUtils.writeByteArrayToFile(file, jsonstr.getBytes());
        Thread.sleep(500);
        ProcessBuilder pb = new ProcessBuilder(pathToScript);

        Log.log("Run PUSH command");

        Process process = pb.start();
        if (process.waitFor() == 0) {
            result = "";
        } else {
            result = Utils.streamToString(process.getErrorStream());
            result += "\n" + Utils.streamToString(process.getInputStream());
            Log.log(result);
        }

    } catch (Exception e) {
        e.printStackTrace();
        result = e.getLocalizedMessage();
    }

    return result;
}

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From source file:com.ikanow.aleph2.data_model.utils.ProcessUtils.java

/**
 * Finds all a processes children, kills the process then recursively calls this on the children.
 * /* ww  w. j av a  2s  .c o  m*/
 * @param pid
 * @param kill_signal
 * @return
 * @throws IOException 
 */
private static boolean killProcessAndChildren(final String pid, final Optional<Integer> kill_signal)
        throws IOException {
    //first find any children via pgrep -P pid
    final ProcessBuilder pb_children = new ProcessBuilder("pgrep", "-P", pid.toString());
    final BufferedReader br = new BufferedReader(new InputStreamReader(pb_children.start().getInputStream()));
    final Set<String> child_pids = new HashSet<String>();
    String line;
    while ((line = br.readLine()) != null) {
        child_pids.add(line);
    }
    logger.debug("children of pid: " + pid + " are: " + child_pids.toString());
    //kill pid w/ signal
    killProcess(pid, kill_signal);

    //if still alive kill with -9, give it 5s to try and die the old way
    for (int i = 0; i < 5; i++) {
        try {
            Thread.sleep(1000L);
        } catch (Exception e) {
        }
        if (!isProcessRunning(pid)) {
            break;
        }
    }
    if (isProcessRunning(pid)) {
        killProcess(pid, Optional.of(9));
    }

    //call this on all children
    return !child_pids.stream().filter(child_pid -> {
        try {
            return killProcessAndChildren(child_pid, kill_signal);
        } catch (Exception ex) {
            return false;
        }
    }).anyMatch(result -> false);
}

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From source file:de.teamgrit.grit.preprocess.fetch.SvnFetcher.java

/**
 * runSVNCommand runs an svn command in the specified directory.
 *
 * @param connection//from   ww w. jav  a 2 s .c  o  m
 *            the connection storing the connection infos for the remote
 * @param svnCommand
 *            is the command to be executed. Each part of the command must
 *            be a string element. For example: "svn" "checkout"
 *            "file://some/path"
 * @param workingDir
 *            where the svn command should be executed (must be a
 *            repository).
 * @return A list of all output lines.
 * @throws IOException
 *             Thrown when process can't be started or an error occurs
 *             while reading its output
 */
private static SVNResultData runSVNCommand(Connection connection, List<String> svnCommand, Path workingDir)
        throws IOException {

    // add boilerplate to command
    svnCommand.add("--non-interactive");
    svnCommand.add("--no-auth-cache");
    svnCommand.add("--force");

    if ((connection.getUsername() != null) && !connection.getUsername().isEmpty()) {
        svnCommand.add("--username");
        svnCommand.add(connection.getUsername());
    }

    if ((connection.getPassword() != null) && !connection.getPassword().isEmpty()) {
        svnCommand.add("--password");
        svnCommand.add(connection.getPassword());
    }

    // build process: construct command and set working directory.
    Process svnProcess = null;
    ProcessBuilder svnProcessBuilder = new ProcessBuilder(svnCommand);
    svnProcessBuilder.directory(workingDir.toFile());

    svnProcess = svnProcessBuilder.start();
    try {
        svnProcess.waitFor();
    } catch (InterruptedException e) {
        LOGGER.severe("Interrupted while waiting for SVN. " + "Cannot guarantee clean command run!");
        return null;
    }

    InputStream svnOutputStream = svnProcess.getInputStream();
    InputStreamReader svnStreamReader = new InputStreamReader(svnOutputStream);
    BufferedReader svnOutputBuffer = new BufferedReader(svnStreamReader);
    String line;

    List<String> svnOutputLines = new LinkedList<>();

    while ((line = svnOutputBuffer.readLine()) != null) {
        svnOutputLines.add(line);
    }

    return new SVNResultData(svnProcess.exitValue(), svnOutputLines);
}

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