Example usage for org.apache.commons.exec DefaultExecutor setStreamHandler

Introduction

In this page you can find the example usage for org.apache.commons.exec DefaultExecutor setStreamHandler.

Prototype

public void setStreamHandler(final ExecuteStreamHandler streamHandler) 

Source Link

Usage

From source file:hoot.services.nativeinterfaces.CommandRunnerImpl.java

@Override
public CommandResult exec(String[] command) throws IOException {
    logger.debug("Executing the following command: {}", Arrays.toString(command));

    try (OutputStream stdout = new ByteArrayOutputStream(); OutputStream stderr = new ByteArrayOutputStream()) {

        this.stdout = stdout;
        this.stderr = stderr;

        CommandLine cmdLine = new CommandLine(command[0]);
        for (int i = 1; i < command.length; i++) {
            cmdLine.addArgument(command[i], false);
        }//from   w  ww  . j av a2s .c  o  m

        ExecuteStreamHandler executeStreamHandler = new PumpStreamHandler(stdout, stderr);
        DefaultExecutor executor = new DefaultExecutor();
        this.watchDog = new ExecuteWatchdog(ExecuteWatchdog.INFINITE_TIMEOUT);
        executor.setWatchdog(this.watchDog);
        executor.setStreamHandler(executeStreamHandler);

        int exitValue;
        try {
            exitValue = executor.execute(cmdLine);

            if (executor.isFailure(exitValue) && this.watchDog.killedProcess()) {
                // it was killed on purpose by the watchdog
                logger.info("Process for '{}' command was killed!", cmdLine);
            }
        } catch (Exception e) {
            exitValue = -1;
            logger.warn("Error executing: {}", cmdLine, e);
        }

        CommandResult commandResult = new CommandResult(cmdLine.toString(), exitValue, stdout.toString(),
                stderr.toString());

        logger.debug("Finished executing: {}", commandResult);

        return commandResult;
    }
}

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From source file:com.blackducksoftware.tools.scmconnector.core.CommandLineExecutor.java

@Override
public CommandResults executeCommandForOutput(Logger log, CommandLine command, File targetDir)
        throws Exception {
    DefaultExecutor executor = new DefaultExecutor();
    executor.setExitValue(0);// w w w. j  a va2  s.  c  o  m
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    PumpStreamHandler psh = new PumpStreamHandler(outputStream);
    executor.setStreamHandler(psh);

    int exitStatus = 1;
    executor.setWorkingDirectory(targetDir);
    exitStatus = executor.execute(command);
    String outputString = outputStream.toString();

    // This log msg would reveal password
    // log.info("Command: " + command.toString() + " executed in: "
    // + targetDir.toString() + "; output: " + outputString);

    return new CommandResults(exitStatus, outputString);
}

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From source file:com.k42b3.aletheia.filter.request.Process.java

public void exec(Request request) {
    String cmd = getConfig().getProperty("cmd");

    try {//from w w  w.j a va  2s.  c  o m
        logger.info("Execute: " + cmd);

        CommandLine commandLine = CommandLine.parse(cmd);
        ExecuteWatchdog watchdog = new ExecuteWatchdog(timeout);
        DefaultExecutor executor = new DefaultExecutor();

        this.baos = new ByteArrayOutputStream();
        this.baosErr = new ByteArrayOutputStream();
        this.bais = new ByteArrayInputStream(request.getContent().getBytes());

        executor.setStreamHandler(new PumpStreamHandler(this.baos, this.baosErr, this.bais));
        executor.setWatchdog(watchdog);
        executor.execute(commandLine);

        logger.info("Output: " + this.baos.toString());

        request.setContent(this.baos.toString());
    } catch (Exception e) {
        logger.warning(e.getMessage());
    }
}

---

From source file:de.tu_dresden.psy.fca.ConexpCljBridge.java

public ConexpCljBridge() {

    this.b = new byte[1];

    /**/*from   w  ww . j  a  v  a 2s  .c om*/
     * build the command line (see conexp-clj/bin/conexp-clj)
     */

    String java_bin = Launcher.getJavaCommand();

    CommandLine conexp_cmd = new CommandLine(java_bin);
    conexp_cmd.addArgument("-server");
    conexp_cmd.addArgument("-cp");
    conexp_cmd.addArgument("./conexp-clj/lib/conexp-clj-0.0.7-alpha-SNAPSHOT-standalone.jar");
    conexp_cmd.addArgument("clojure.main");
    conexp_cmd.addArgument("-e");
    conexp_cmd.addArgument("");
    conexp_cmd.addArgument("./conexp-clj/lib/conexp-clj.clj");

    /**
     * open the pipes
     */

    this.to_conexp = new PipedOutputStream();
    try {
        this.stream_to_conexp = new PipedInputStream(this.to_conexp, 2048);
    } catch (IOException e2) {
        e2.printStackTrace();
    }

    this.stream_error_conexp = new PipedOutputStream();
    this.stream_from_conexp = new PipedOutputStream();

    try {
        this.from_conexp = new PipedInputStream(this.stream_from_conexp, 2048);
    } catch (IOException e1) {
        e1.printStackTrace();
    }
    try {
        this.error_conexp = new PipedInputStream(this.stream_error_conexp, 2048);
    } catch (IOException e1) {

        e1.printStackTrace();
    }

    /**
     * setup apache commons exec
     */

    this.result = new DefaultExecuteResultHandler();

    DefaultExecutor executor = new DefaultExecutor();
    executor.setExitValue(0);
    executor.setStreamHandler(
            new PumpStreamHandler(this.stream_from_conexp, this.stream_error_conexp, this.stream_to_conexp));

    /**
     * run in non-blocking mode
     */

    try {
        executor.execute(conexp_cmd, this.result);
    } catch (ExecuteException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }

    this.output_buffer = "";

}

---

From source file:com.oneops.inductor.ProcessRunner.java

/**
 * Creates a process and logs the output
 *
 * @param cmd/* www. ja v  a2 s  .  co m*/
 * @param logKey
 * @param result
 */
private void executeProcess(String[] cmd, String logKey, ProcessResult result) {

    Map<String, String> env = getEnvVars(logKey, cmd);
    logger.info(logKey + " Cmd: " + String.join(" ", cmd) + ", Env: " + env);

    // run the cmd
    try {

        CommandLine cmdLine = new CommandLine(cmd[0]);
        // add rest of cmd string[] as arguments
        for (int i = 1; i < cmd.length; i++) {
            // needs the quote handling=false or else doesn't work
            // http://www.techques.com/question/1-5080109/How-to-execute--bin-sh-with-commons-exec?
            cmdLine.addArgument(cmd[i], false);
        }
        DefaultExecutor executor = new DefaultExecutor();
        executor.setExitValue(0);
        executor.setWatchdog(new ExecuteWatchdog(timeoutInSeconds * 1000));
        executor.setStreamHandler(new OutputHandler(logger, logKey, result));
        result.setResultCode(executor.execute(cmdLine, env));

        // set fault to last error if fault map is empty
        if (result.getResultCode() != 0 && result.getFaultMap().keySet().size() < 1) {
            result.getFaultMap().put("ERROR", result.getLastError());
        }

    } catch (ExecuteException ee) {
        logger.error(logKey + ee);
        result.setResultCode(ee.getExitValue());
    } catch (IOException e) {
        logger.error(e);
        result.setResultCode(1);
    }

}

---

From source file:com.boulmier.machinelearning.jobexecutor.job.Job.java

public void start() throws IOException {
    final ByteArrayOutputStream out = new ByteArrayOutputStream();
    final DefaultExecutor exec = new DefaultExecutor();
    final ExecuteWatchdog wd = new ExecuteWatchdog(ExecuteWatchdog.INFINITE_TIMEOUT);
    final PumpStreamHandler output = new PumpStreamHandler(out);
    final DefaultExecuteResultHandler handler = new DefaultExecuteResultHandler();

    exec.setWatchdog(wd);// w  ww .j  a v a2 s  .c  o m
    exec.setStreamHandler(output);
    exec.execute(cl, handler);
    JobExecutor.logger.info("Running job " + jobid);

    new Thread(new Runnable() {

        @Override
        public void run() {
            try {
                handler.waitFor();
                Computer.ComputeProperties properties = Computer.ComputeProperties.buildFromRequest(req);
                new SenderComputer(new StorageComputer(out.toString(), properties)).compute();
                JobExecutor.logger.info("Job complete " + jobid);
            } catch (InterruptedException ex) {
                exec.getWatchdog().destroyProcess();
                JobExecutor.logger.error(
                        "Job (" + jobid + ") has been destroyed due to internal error " + ex.getMessage());
            }
        }

    }).start();

}

---

From source file:com.github.cshubhamrao.MediaConverter.MainUI.java

/** Runs ffmpeg -version */
@Override//from  www  .j  ava2s . c o  m
protected Void doInBackground() {
    ffmpeg = FFMpegLoader.getFFMpegExecutable();
    if (ffmpeg != null) {
        try {
            cmd = new CommandLine(ffmpeg);
            cmd.addArgument("-version");
            OutputStream outputStream = new ByteArrayOutputStream();
            DefaultExecutor exec = new DefaultExecutor();
            PumpStreamHandler streamHandler = new PumpStreamHandler(outputStream);
            exec.setStreamHandler(streamHandler);
            ExecuteWatchdog watchdog = new ExecuteWatchdog(10000);
            exec.setWatchdog(watchdog);
            exec.execute(cmd);
            publish(outputStream.toString());
        } catch (ExecuteException ex) {
            Logger.getLogger(DisplayVersion.class.getName()).log(Level.SEVERE, null, ex);
        } catch (IOException ex) {
            Logger.getLogger(DisplayVersion.class.getName()).log(Level.SEVERE, null, ex);
        }
    } else {
        try {
            Thread.sleep(1000);
        } catch (InterruptedException ex) {
            Logger.getLogger(DisplayVersion.class.getName()).log(Level.SEVERE, null, ex);
        }
    }
    return null;
}

---

From source file:eu.creatingfuture.propeller.blocklyprop.propeller.PropellerLoad.java

protected boolean loadIntoRam(String executable, File ramFile, String comPort) {
    try {//from ww w  .  ja va 2  s  .  c  o  m
        Map map = new HashMap();
        map.put("ramFile", ramFile);

        CommandLine cmdLine = new CommandLine(executable);
        cmdLine.addArgument("-r");
        if (comPort != null) {
            cmdLine.addArgument("-p").addArgument(comPort);
        }
        cmdLine.addArgument("${ramFile}");

        cmdLine.setSubstitutionMap(map);
        DefaultExecutor executor = new DefaultExecutor();
        //executor.setExitValues(new int[]{451, 301});

        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        PumpStreamHandler streamHandler = new PumpStreamHandler(outputStream);
        executor.setStreamHandler(streamHandler);

        try {
            exitValue = executor.execute(cmdLine);
        } catch (ExecuteException ee) {
            exitValue = ee.getExitValue();
            logger.log(Level.SEVERE, "Unexpected exit value: {0}", exitValue);
            success = false;
            return false;
        } finally {
            output = outputStream.toString();
        }

        success = true;
        return true;
    } catch (IOException ioe) {
        logger.log(Level.SEVERE, null, ioe);
        success = false;
        return false;
    }
}

---

From source file:eu.creatingfuture.propeller.blocklyprop.propeller.PropellerLoad.java

protected List<String> getPorts(String executable) {
    List<String> ports = new ArrayList<>();
    try {/*from w w w .  j ava 2s . com*/
        CommandLine cmdLine = new CommandLine(executable);
        cmdLine.addArgument("-P");
        DefaultExecutor executor = new DefaultExecutor();
        //executor.setExitValues(new int[]{451, 301});

        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        PumpStreamHandler streamHandler = new PumpStreamHandler(outputStream);
        executor.setStreamHandler(streamHandler);

        try {
            exitValue = executor.execute(cmdLine);
        } catch (ExecuteException ee) {
            exitValue = ee.getExitValue();
            logger.log(Level.SEVERE, "Unexpected exit value: {0}", exitValue);
            return ports;
        } finally {
            output = outputStream.toString();
        }

        /*
         if (exitValue == 301) {
         return ports;
         }
         */
        //            System.out.println("output: " + output);
        Scanner scanner = new Scanner(output);

        while (scanner.hasNextLine()) {
            ports.add(scanner.nextLine());
        }

        return ports;
    } catch (IOException ioe) {
        logger.log(Level.SEVERE, null, ioe);
        return null;
    }
}

---

From source file:eu.creatingfuture.propeller.blocklyprop.propeller.PropellerLoad.java

protected boolean loadIntoEeprom(String executable, File eepromFile, String comPort) {
    try {/*from w  w  w .j  a va 2  s. c o m*/
        Map map = new HashMap();
        map.put("eepromFile", eepromFile);

        CommandLine cmdLine = new CommandLine(executable);
        cmdLine.addArgument("-r");
        cmdLine.addArgument("-e");
        if (comPort != null) {
            cmdLine.addArgument("-p").addArgument(comPort);
        }
        cmdLine.addArgument("${eepromFile}");

        cmdLine.setSubstitutionMap(map);
        DefaultExecutor executor = new DefaultExecutor();
        //executor.setExitValues(new int[]{451, 301});

        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        PumpStreamHandler streamHandler = new PumpStreamHandler(outputStream);
        executor.setStreamHandler(streamHandler);

        try {
            exitValue = executor.execute(cmdLine);
        } catch (ExecuteException ee) {
            exitValue = ee.getExitValue();
            logger.log(Level.SEVERE, "Unexpected exit value: {0}", exitValue);
            success = false;
            return false;
        } finally {
            output = outputStream.toString();
        }

        success = true;
        return true;
    } catch (IOException ioe) {
        logger.log(Level.SEVERE, null, ioe);
        success = false;
        return false;
    }
}

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