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:net.ostis.scpdev.m4scp.editors.M4ScpMultiPageEditor.java

/**
 * Calculates the contents of page 1 when the it is activated.
 *//*  w w w . j a v a  2s  . c  om*/
protected void pageChange(int newPageIndex) {
    super.pageChange(newPageIndex);

    if (newPageIndex == 1) {
        Validate.isInstanceOf(IFileEditorInput.class, m4scpEditor.getEditorInput());
        final IFileEditorInput m4scpInput = (IFileEditorInput) m4scpEditor.getEditorInput();
        final IFile m4scpSource = m4scpInput.getFile();

        final ByteArrayOutputStream out = new ByteArrayOutputStream();

        final Job convertJob = new Job("Convert m4scp to scs") {
            @Override
            protected IStatus run(IProgressMonitor monitor) {
                String m4 = ScCoreModule.getM4Path();
                String m4scp = ScCoreModule.getM4ScpPath();

                ProcessBuilder psb = new ProcessBuilder(m4, m4scp, m4scpSource.getRawLocation().toOSString());

                try {
                    Process ps = psb.start();
                    IOUtils.copy(ps.getInputStream(), out);

                    if (ps.waitFor() == 0)
                        return Status.OK_STATUS;
                } catch (Exception e) {
                    e.printStackTrace();
                }

                return Status.CANCEL_STATUS;
            }
        };

        convertJob.setPriority(Job.INTERACTIVE);
        convertJob.schedule();

        try {
            convertJob.join();
            if (convertJob.getResult() == Status.OK_STATUS)
                scsEditor.setInput(new StorageEditorInput(new InMemoryStorage(out.toString())));
        } catch (InterruptedException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }
}

---

From source file:com.jpmorgan.cakeshop.bean.QuorumConfigBean.java

public void createKeys(final String keyName, final String destination)
        throws IOException, InterruptedException {
    constellationConfig = destination;/*  w  w  w  .j  a  v  a  2 s  . c  o  m*/
    File dir = new File(destination);
    Boolean createKeys = true;

    if (!dir.exists()) {
        dir.mkdirs();
    } else {
        String[] fileNames = dir.list();
        if (fileNames.length >= 4) {
            for (String fileName : fileNames) {
                if (fileName.endsWith(".key") || fileName.endsWith(".pub")) {
                    createKeys = false;
                    break;
                }
            }
        }
    }

    if (createKeys) {
        //create keys
        ProcessBuilder pb = new ProcessBuilder(getKeyGen(), destination.concat(keyName));
        Process process = pb.start();
        try (Scanner scanner = new Scanner(process.getInputStream())) {
            boolean flag = scanner.hasNext();
            try (BufferedWriter writer = new BufferedWriter(
                    new OutputStreamWriter(process.getOutputStream()))) {
                while (flag) {
                    String line = scanner.next();
                    if (line.isEmpty()) {
                        continue;
                    }
                    if (line.contains("[none]:")) {
                        writer.newLine();
                        writer.flush();
                        writer.newLine();
                        writer.flush();
                        flag = false;
                    }
                }
            }
        }

        int ret = process.waitFor();
        if (ret != 0) {
            LOG.error(
                    "Failed to generate keys. Please make sure that berkeley db is installed properly. Version of berkeley db is 6.2.23");
        } else {
            //create archive keys
            pb = new ProcessBuilder(getKeyGen(), destination.concat(keyName.concat("a")));
            process = pb.start();
            try (Scanner scanner = new Scanner(process.getInputStream())) {
                boolean flag = scanner.hasNext();
                try (BufferedWriter writer = new BufferedWriter(
                        new OutputStreamWriter(process.getOutputStream()))) {
                    while (flag) {
                        String line = scanner.next();
                        if (line.isEmpty()) {
                            continue;
                        }
                        if (line.contains("[none]:")) {
                            writer.write(" ");
                            writer.flush();
                            writer.newLine();
                            writer.flush();
                            flag = false;
                        }
                    }
                }
            }

            ret = process.waitFor();
            if (ret != 0) {
                LOG.error(
                        "Failed to generate keys. Please make sure that berkeley db is installed properly. Version of berkeley db is 6.2.23");
            }
        }

        if (process.isAlive()) {
            process.destroy();
        }
    }
}

---

From source file:de.tudarmstadt.ukp.dkpro.core.rftagger.RfTagger.java

private void ensureTaggerRunning() throws AnalysisEngineProcessException {
    if (process == null) {
        try {//from w  w  w  . j  a  v  a2 s .  c  o m
            PlatformDetector pd = new PlatformDetector();
            String platform = pd.getPlatformId();
            getLogger().info("Load binary for platform: [" + platform + "]");

            File executableFile = runtimeProvider.getFile("rft-annotate");

            List<String> cmd = new ArrayList<>();
            cmd.add(executableFile.getAbsolutePath());
            cmd.add("-q"); // quiet mode
            cmd.add(modelProvider.getResource().getAbsolutePath());
            ProcessBuilder pb = new ProcessBuilder();
            pb.redirectError(Redirect.INHERIT);
            pb.command(cmd);
            process = pb.start();

            writer = new BufferedWriter(new OutputStreamWriter(process.getOutputStream(), getEncoding()));
            reader = new BufferedReader(new InputStreamReader(process.getInputStream(), getEncoding()));
        } catch (Exception e) {
            throw new AnalysisEngineProcessException(e);
        }
    }
}

---

From source file:dk.deck.remoteconsole.proxy.LocalExecutor.java

public void execute(String command, String[] arguments, final PrintStream out, final PrintStream error)
        throws IOException, InterruptedException {
    List<String> args = new ArrayList<String>();
    args.add(command);/*from   www . java 2  s.c  o m*/
    args.addAll(Arrays.asList(arguments));
    ProcessBuilder builder = new ProcessBuilder(args);
    //        Map<String, String> env = builder.environment();
    //        System.out.println("Env:");
    //        for (Map.Entry<String, String> entry : env.entrySet()) {
    //            System.out.println(entry.getKey() + "=" + entry.getValue());
    //        }
    final Process p = builder.start();
    Runnable copyOutput = new Runnable() {

        @Override
        public void run() {
            try {
                IOUtils.copyLarge(p.getInputStream(), out);
            } catch (IOException ex) {
                ex.printStackTrace();
            }
        }
    };
    Runnable copyError = new Runnable() {

        @Override
        public void run() {
            try {
                IOUtils.copyLarge(p.getErrorStream(), error);
            } catch (IOException ex) {
                ex.printStackTrace();
            }
        }
    };
    new Thread(copyOutput).start();
    new Thread(copyError).start();

    int exitValue = p.waitFor();
    if (exitValue != 0) {
        throw new IllegalStateException("Exit value for dump was " + exitValue);
    }
}

---

From source file:net.urlgrey.mythpodcaster.transcode.FFMpegTranscoderImpl.java

public void transcode(File workingDirectory, GenericTranscoderConfigurationItem genericConfig, File inputFile,
        File outputFile) throws Exception {
    LOG.info("transcode started: inputFile [" + inputFile.getAbsolutePath() + "], outputFile ["
            + outputFile.getAbsolutePath() + "]");

    FFMpegTranscoderConfigurationItem config = (FFMpegTranscoderConfigurationItem) genericConfig;
    List<String> commandList = new ArrayList<String>();
    commandList.add(niceLocation);//from   w w w .  j a  v  a  2  s  . c o m
    commandList.add("-n");
    commandList.add(Integer.toString(config.getNiceness()));
    commandList.add(ffmpegLocation);
    commandList.add("-i");
    commandList.add(inputFile.getAbsolutePath());
    commandList.addAll(config.getParsedEncoderArguments());
    commandList.add(outputFile.getAbsolutePath());
    ProcessBuilder pb = new ProcessBuilder(commandList);

    // Needed for ffmpeg
    pb.environment().put("LD_LIBRARY_PATH", "/usr/local/lib:");
    pb.redirectErrorStream(true);
    pb.directory(workingDirectory);
    Process process = null;

    try {
        // Get the ffmpeg process
        process = pb.start();
        // We give a couple of secs to complete task if needed
        Future<List<String>> stdout = pool.submit(new OutputMonitor(process.getInputStream()));
        List<String> result = stdout.get(config.getTimeout(), TimeUnit.SECONDS);
        process.waitFor();
        final int exitValue = process.exitValue();
        LOG.info("FFMPEG exit value: " + exitValue);
        if (exitValue != 0) {
            for (String line : result) {
                LOG.error(line);
            }
            throw new Exception("FFMpeg return code indicated failure: " + exitValue);
        }
    } catch (InterruptedException e) {
        throw new Exception("FFMpeg process interrupted by another thread", e);
    } catch (ExecutionException ee) {
        throw new Exception("Something went wrong parsing FFMpeg output", ee);
    } catch (TimeoutException te) {
        // We could not get the result before timeout
        throw new Exception("FFMpeg process timed out", te);
    } catch (RuntimeException re) {
        // Unexpected output from FFMpeg
        throw new Exception("Something went wrong parsing FFMpeg output", re);
    } finally {
        if (process != null) {
            process.destroy();
        }
    }

    LOG.debug("transcoding finished");
}

---

From source file:com.scooter1556.sms.server.io.AdaptiveStreamingProcess.java

private void postProcess(String path, String format) {
    // Process for transcoding
    Process postProcess = null;/*from   www.ja v a2  s . c  o m*/

    LogService.getInstance().addLogEntry(LogService.Level.DEBUG, CLASS_NAME,
            "Post processing segment " + path + " with format '" + format + "'", null);

    try {
        // Generate post-process command
        List<String> command = new ArrayList<>();
        command.add(transcoder.getPath().toString());
        command.add("-i");
        command.add(path);
        command.add("-c:a");
        command.add("copy");
        command.add("-f");
        command.add(format);
        command.add(path + ".tmp");

        LogService.getInstance().addLogEntry(LogService.Level.INSANE, CLASS_NAME,
                StringUtils.join(command, " "), null);

        ProcessBuilder processBuilder = new ProcessBuilder(command);
        postProcess = processBuilder.start();
        new NullStream(postProcess.getInputStream()).start();

        // Wait for process to finish
        postProcess.waitFor();

        // Rename file once complete
        File temp = new File(path + ".tmp");
        File segment = new File(path + "." + format);

        if (temp.exists()) {
            temp.renameTo(segment);
        }
    } catch (IOException ex) {
        LogService.getInstance().addLogEntry(Level.ERROR, CLASS_NAME, "Failed to post-process file " + path,
                ex);
    } catch (InterruptedException ex) {
        //Do nothing...
    } finally {
        if (postProcess != null) {
            postProcess.destroy();
        }
    }
}

---

From source file:fitnesse.testsystems.CommandRunner.java

public void asynchronousStart() throws IOException {
    ProcessBuilder processBuilder = new ProcessBuilder(command);
    processBuilder.environment().putAll(determineEnvironment());
    if (LOG.isLoggable(Level.FINE)) {
        LOG.fine("Starting process " + asList(command));
    }//from  w w  w .  j  a va 2  s .  c  om
    process = processBuilder.start();

    sendCommandStartedEvent();
    redirectOutputs(process, executionLogListener);
}

---

From source file:net.fenyo.gnetwatch.actions.ExternalCommand.java

/**
 * Launches a process but do not wait for its completion.
 * any thread.//  www .j a v  a2s . c  o  m
 * @param none.
 * @return void.
 * @throws IOException i/o exception <bold>before</bold> reading the process output stream.
 */
public synchronized void fork() throws IOException {
    final ProcessBuilder pb = new ProcessBuilder(cmdLine);
    pb.directory(new File(directory));
    pb.redirectErrorStream(merge);
    process = pb.start();

    if (process == null)
        throw new IOException("null process");

    reader = new BufferedReader(new InputStreamReader(process.getInputStream()));
    errReader = new BufferedReader(new InputStreamReader(process.getErrorStream()));
}

---

From source file:com.github.mojos.distribute.PackageMojo.java

public void execute() throws MojoExecutionException, MojoFailureException {

    if (version != null) {
        packageVersion = version;/*from ww w .  j  av a2s.  co m*/
    }

    //Copy sourceDirectory
    final File sourceDirectoryFile = new File(sourceDirectory);
    final File buildDirectory = Paths.get(project.getBuild().getDirectory(), "py").toFile();

    try {
        FileUtils.copyDirectory(sourceDirectoryFile, buildDirectory);
    } catch (IOException e) {
        throw new MojoExecutionException("Failed to copy source", e);
    }

    final File setup = Paths.get(buildDirectory.getPath(), "setup.py").toFile();
    final boolean setupProvided = setup.exists();

    final File setupTemplate = setupProvided ? setup
            : Paths.get(buildDirectory.getPath(), "setup-template.py").toFile();

    try {
        if (!setupProvided) {
            //update VERSION to latest version
            List<String> lines = new ArrayList<String>();
            final InputStream inputStream = new BufferedInputStream(new FileInputStream(setupTemplate));
            try {
                lines.addAll(IOUtils.readLines(inputStream));
            } finally {
                inputStream.close();
            }

            int index = 0;
            for (String line : lines) {
                line = line.replace(VERSION, packageVersion);
                line = line.replace(PROJECT_NAME, packageName);
                lines.set(index, line);
                index++;
            }

            final OutputStream outputStream = new FileOutputStream(setup);
            try {
                IOUtils.writeLines(lines, "\n", outputStream);
            } finally {
                outputStream.flush();
                outputStream.close();
            }
        }

        //execute setup script
        ProcessBuilder processBuilder = new ProcessBuilder(pythonExecutable, setup.getCanonicalPath(),
                "bdist_egg");
        processBuilder.directory(buildDirectory);
        processBuilder.redirectErrorStream(true);

        Process pr = processBuilder.start();
        int exitCode = pr.waitFor();
        BufferedReader buf = new BufferedReader(new InputStreamReader(pr.getInputStream()));
        String line = "";
        while ((line = buf.readLine()) != null) {
            getLog().info(line);
        }

        if (exitCode != 0) {
            throw new MojoExecutionException("python setup.py returned error code " + exitCode);
        }

    } catch (FileNotFoundException e) {
        throw new MojoExecutionException("Unable to find " + setup.getPath(), e);
    } catch (IOException e) {
        throw new MojoExecutionException("Unable to read " + setup.getPath(), e);
    } catch (InterruptedException e) {
        throw new MojoExecutionException("Unable to execute python " + setup.getPath(), e);
    }

}

---

From source file:com.scooter1556.sms.server.io.AdaptiveStreamingProcess.java

@Override
public void run() {
    try {/*  w w  w .  j  a va2 s .  c o m*/
        for (String[] command : commands) {
            LogService.getInstance().addLogEntry(LogService.Level.DEBUG, CLASS_NAME,
                    StringUtils.join(command, " "), null);

            // Clean stream directory
            FileUtils.cleanDirectory(streamDirectory);

            ProcessBuilder processBuilder = new ProcessBuilder(command);
            process = processBuilder.start();
            new NullStream(process.getInputStream()).start();
            TranscodeAnalysisStream transcodeAnalysis = new TranscodeAnalysisStream(id,
                    StringUtils.join(command, " "), process.getErrorStream());
            transcodeAnalysis.start();

            // Wait for process to finish
            int code = process.waitFor();

            // Check for error
            if (code == 1) {
                LogService.getInstance().addLogEntry(Level.WARN, CLASS_NAME,
                        "Transcode command failed for job " + id + ". Attempting alternatives if available...",
                        null);
            } else {
                LogService.getInstance().addLogEntry(Level.INFO, CLASS_NAME,
                        "Transcode finished for job " + id + " (fps=" + transcodeAnalysis.getFps() + ")", null);
                break;
            }
        }
    } catch (IOException ex) {
        LogService.getInstance().addLogEntry(LogService.Level.ERROR, CLASS_NAME,
                "Error occured whilst transcoding.", ex);
    } catch (InterruptedException ex) {
        // Do nothing...
    } finally {
        if (process != null) {
            process.destroy();
        }

        if (watcher != null) {
            watcher.stop();
        }

        if (postProcessExecutor != null && !postProcessExecutor.isTerminated()) {
            postProcessExecutor.shutdownNow();
        }

        ended = true;
    }
}

---

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