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:Main.java

public static String highlight(final List<String> lines, final String meta, final String prog,
        final String encoding) throws IOException {
    final File tmpIn = new File(System.getProperty("java.io.tmpdir"),
            String.format("txtmark_code_%d_%d.in", ID, IN_COUNT.incrementAndGet()));
    final File tmpOut = new File(System.getProperty("java.io.tmpdir"),
            String.format("txtmark_code_%d_%d.out", ID, OUT_COUNT.incrementAndGet()));

    try {//from   w  w w  .j a  va2 s.co  m

        final Writer w = new OutputStreamWriter(new FileOutputStream(tmpIn), encoding);

        try {
            for (final String s : lines) {
                w.write(s);
                w.write('\n');
            }
        } finally {
            w.close();
        }

        final List<String> command = new ArrayList<String>();

        command.add(prog);
        command.add(meta);
        command.add(tmpIn.getAbsolutePath());
        command.add(tmpOut.getAbsolutePath());

        final ProcessBuilder pb = new ProcessBuilder(command);
        final Process p = pb.start();
        final InputStream pIn = p.getInputStream();
        final byte[] buffer = new byte[2048];

        int exitCode = 0;
        for (;;) {
            if (pIn.available() > 0) {
                pIn.read(buffer);
            }
            try {
                exitCode = p.exitValue();
            } catch (final IllegalThreadStateException itse) {
                continue;
            }
            break;
        }

        if (exitCode == 0) {
            final Reader r = new InputStreamReader(new FileInputStream(tmpOut), encoding);
            try {
                final StringBuilder sb = new StringBuilder();
                for (;;) {
                    final int c = r.read();
                    if (c >= 0) {
                        sb.append((char) c);
                    } else {
                        break;
                    }
                }
                return sb.toString();
            } finally {
                r.close();
            }
        }

        throw new IOException("Exited with exit code: " + exitCode);
    } finally {
        tmpIn.delete();
        tmpOut.delete();
    }
}

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From source file:com.googlecode.promnetpp.research.main.CoverageMain.java

private static void doSeedRun(int seed) throws IOException, InterruptedException {
    currentSeed = seed;/*from  ww w  .j  a v a  2  s.  co  m*/
    System.out.println("Running with seed " + seed);
    String pattern = "int random = <INSERT_SEED_HERE>;";
    int start = sourceCode.indexOf(pattern);
    int end = start + pattern.length();
    String line = sourceCode.substring(start, end);
    line = line.replace("<INSERT_SEED_HERE>", Integer.toString(seed));
    String sourceCodeWithSeed = sourceCode.replace(pattern, line);
    FileUtils.writeStringToFile(new File("temp.pml"), sourceCodeWithSeed);
    //Run Spin first
    List<String> spinCommand = new ArrayList<String>();
    spinCommand.add(GeneralData.spinHome + "/spin");
    spinCommand.add("-a");
    spinCommand.add("temp.pml");
    ProcessBuilder processBuilder = new ProcessBuilder(spinCommand);
    Process process = processBuilder.start();
    process.waitFor();
    //Compile PAN next
    List<String> compilePANCommand = new ArrayList<String>();
    compilePANCommand.add("gcc");
    compilePANCommand.add("-o");
    compilePANCommand.add("pan");
    compilePANCommand.add("pan.c");
    processBuilder = new ProcessBuilder(compilePANCommand);
    process = processBuilder.start();
    process.waitFor();
    //Finally, run PAN
    List<String> runPANCommand = new ArrayList<String>();
    runPANCommand.add("./pan");
    String runtimeOptions = PANOptions.getRuntimeOptionsFor(fileName);
    if (!runtimeOptions.isEmpty()) {
        runPANCommand.add(runtimeOptions);
    }
    processBuilder = new ProcessBuilder(runPANCommand);
    process = processBuilder.start();
    process.waitFor();
    String PANOutput = Utilities.getStreamAsString(process.getInputStream());
    if (PANOutputContainsErrors(PANOutput)) {
        throw new RuntimeException("PAN reported errors.");
    }
    processPANOutput(PANOutput);
}

---

From source file:com.peter.javaautoupdater.JavaAutoUpdater.java

static void restartApplication(String jarName) {
    try {//from w  ww  .ja  v a2  s . c o  m
        final String javaBin = System.getProperty("java.home") + File.separator + "bin" + File.separator
                + "java";
        System.out.println("javaBin=" + javaBin);
        //final File currentJar = new File(JavaAutoUpdater.class.getProtectionDomain().getCodeSource().getLocation().toURI());

        /* is it a jar file? */
        if (!jarName.endsWith(".jar")) {
            return;
        }

        /* Build command: java -jar application.jar */
        final ArrayList<String> command = new ArrayList<String>();
        command.add(javaBin);
        command.add("-jar");
        //System.out.println("path=" + new File(JavaAutoUpdater.class.getProtectionDomain().getCodeSource().getLocation().getPath()).getParent());
        command.add(jarName);
        if (args != null) {
            for (String arg : args) {
                command.add(arg);
            }
        }
        command.add("-noautoupdate");

        //System.out.println("command=" + command);
        final ProcessBuilder builder = new ProcessBuilder(command);
        builder.start();
        System.exit(0);
    } catch (Exception ex) {
        ex.printStackTrace();
    }
}

---

From source file:com.frostwire.util.VPNs.java

private static String readProcessOutput(String command, String arguments) {
    String result = "";
    ProcessBuilder pb = new ProcessBuilder(command, arguments);
    pb.redirectErrorStream(true);/*  w w w  .  j  a  va 2  s  .co m*/
    try {
        Process process = pb.start();
        InputStream stdout = process.getInputStream();
        final BufferedReader brstdout = new BufferedReader(new InputStreamReader(stdout));
        String line = null;

        try {
            StringBuilder stringBuilder = new StringBuilder();
            while ((line = brstdout.readLine()) != null) {
                stringBuilder.append(line);
            }

            result = stringBuilder.toString();
        } catch (Exception e) {
        } finally {
            IOUtils.closeQuietly(brstdout);
            IOUtils.closeQuietly(stdout);
        }

    } catch (Throwable e) {
        e.printStackTrace();
    }
    return result;
}

---

From source file:Main.java

public static long getMaxCpuFreq() {
    long longRet = 0;
    String result = "0";
    ProcessBuilder cmd;
    try {/*from   w w  w  . j  a  va2  s .c  om*/
        String[] args = { "/system/bin/cat", "/sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq" };
        cmd = new ProcessBuilder(args);
        Process process = cmd.start();
        InputStream in = process.getInputStream();
        byte[] re = new byte[24];
        result = "";
        while (in.read(re) != -1) {
            result = result + new String(re);
        }
        in.close();
    } catch (IOException ex) {
        ex.printStackTrace();
        result = "0";
    }

    if (result.length() != 0) {
        try {
            longRet = Long.valueOf(result.trim());
        } catch (Exception e) {
            android.util.Log.e(TAG, "");
        }
    }
    return longRet;
}

---

From source file:mitm.common.sms.transport.gnokii.Gnokii.java

public static String identify() throws GnokiiException {
    String[] cmd = new String[] { GNOKII_BIN, "--identify" };

    try {/*from w w w  .j av a 2s. c  o  m*/
        ProcessBuilder processBuilder = new ProcessBuilder(cmd);
        processBuilder.redirectErrorStream(true);

        Process process = processBuilder.start();

        String output = IOUtils.toString(process.getInputStream());

        int exitValue;

        try {
            exitValue = process.waitFor();
        } catch (InterruptedException e) {
            throw new GnokiiException("Identify error. Output: " + output);
        }

        if (exitValue != 0) {
            throw new GnokiiException("Identify error. Output: " + output);
        }

        return output;
    } catch (IOException e) {
        throw new GnokiiException(e);
    }
}

---

From source file:end2endtests.runner.ProcessRunner.java

private static Process startProcess(File workingDir, List<String> command) throws IOException {
    ProcessBuilder builder = new ProcessBuilder();
    builder.directory(workingDir);/*from ww w .  j a  v  a 2s  .c  o  m*/
    builder.redirectErrorStream(false);
    builder.command(command);
    return builder.start();
}

---

From source file:edu.cwru.jpdg.Dotty.java

/**
 * Compiles the graph to dotty./*from   ww  w  .  j  ava  2s .co  m*/
 */
public static String dotty(String graph) {

    byte[] bytes = graph.getBytes();

    try {
        ProcessBuilder pb = new ProcessBuilder("dotty");
        pb.redirectError(ProcessBuilder.Redirect.INHERIT);
        Process p = pb.start();
        OutputStream stdin = p.getOutputStream();
        stdin.write(bytes);
        stdin.close();

        String line;
        BufferedReader stdout = new BufferedReader(new InputStreamReader(p.getInputStream()));
        List<String> stdout_lines = new ArrayList<String>();
        line = stdout.readLine();
        while (line != null) {
            stdout_lines.add(line);
            line = stdout.readLine();
        }
        if (p.waitFor() != 0) {
            throw new RuntimeException("javac failed");
        }

        return StringUtils.join(stdout_lines, "\n");
    } catch (InterruptedException e) {
        throw new RuntimeException(e.getMessage());
    } catch (IOException e) {
        throw new RuntimeException(e.getMessage());
    }
}

---

From source file:de.rub.syssec.saaf.analysis.steps.hash.SSDeep.java

protected static String calculateFuzzyHash(File f) throws IOException {
    String hash = null;//from  ww w.ja v  a  2  s  . co m

    if (SSDEEP_PATH != null) {
        ProcessBuilder pb = new ProcessBuilder(SSDEEP_PATH, f.getAbsolutePath());
        Process proc;
        Scanner in = null;
        try {
            proc = pb.start();
            // Start reading from the program
            in = new Scanner(proc.getInputStream());
            while (in.hasNextLine()) {
                hash = in.nextLine();
            }
            if (hash != null)
                return hash.substring(0, hash.lastIndexOf(","));
        } finally {
            try {
                if (in != null)
                    in.close();
            } catch (Exception ignored) {
            }
        }
    } else {
        LOGGER.warn("exec_ssdeep could not be found in saaf.conf");
    }
    return "";
}

---

From source file:ml.shifu.shifu.executor.ProcessManager.java

public static int runShellProcess(String currentDir, String[] args) throws IOException {
    ProcessBuilder processBuilder = new ProcessBuilder(args);
    processBuilder.directory(new File(currentDir));
    processBuilder.redirectErrorStream(true);
    Process process = processBuilder.start();

    LogThread logThread = new LogThread(process, process.getInputStream(), currentDir);
    logThread.start();//w  w w.  jav a2s  .c o  m

    try {
        process.waitFor();
    } catch (InterruptedException e) {
        process.destroy();
    } finally {
        logThread.setToQuit(true);
    }

    LOG.info("Under {} directory, finish run `{}`", currentDir, args);
    return process.exitValue();
}

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