Example usage for java.lang Runtime exec

Introduction

In this page you can find the example usage for java.lang Runtime exec.

Prototype

public Process exec(String cmdarray[]) throws IOException 

Source Link

Document

Executes the specified command and arguments in a separate process.

Usage

From source file:io.appium.java_client.service.local.AppiumServiceBuilder.java

@Override
protected File findDefaultExecutable() {
    validateNodeJSVersion();// w  ww .  ja va 2 s. c o m
    Runtime rt = Runtime.getRuntime();
    Process p;
    try {
        p = rt.exec(NODE_COMMAND_PREFIX + " node");
    } catch (IOException e) {
        throw new RuntimeException(e);
    }

    try {
        OutputStream outputStream = p.getOutputStream();
        PrintStream out = new PrintStream(outputStream);
        out.println("console.log(process.execPath);");
        out.close();

        return new File(getProcessOutput(p.getInputStream()));
    } catch (Throwable t) {
        throw new RuntimeException(t);
    } finally {
        p.destroy();
    }
}

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From source file:org.uoa.eolus.template.Nest.java

public void removeUserTemplate(String user, String template) throws DirectoryException {
    String cmd = "rm -rf " + repo + "/" + user + "/" + template;
    System.out.println("CMD: " + cmd);
    Runtime run = Runtime.getRuntime();
    try {/*w  w  w  .j av a  2s .c  o m*/
        Process child = run.exec(cmd);
    } catch (Exception e) {
        throw new DirectoryException("Cannot execute rm command.", e);
    }
}

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From source file:br.unb.bionimbuz.storage.bucket.methods.CloudMethodsAmazonGoogle.java

@Override
public void CheckStorageLatency(BioBucket bucket) throws Exception {

    if (!bucket.isMounted())
        throw new Exception("Cant check latency! Bucket not mounted: " + bucket.getName());

    float latency = 0;
    int i;//from   w  w  w  .jav  a  2 s  . c  om

    for (i = 0; i < LATENCY_CHECKS; i++) {
        //Upload
        String command = "/bin/dd if=/dev/zero of=" + bucket.getMountPoint() + "/pingfile-" + myId
                + " bs=64 count=1 oflag=dsync";

        Runtime rt = Runtime.getRuntime();
        Process proc = rt.exec(command);
        //System.out.println("\nRunning command: " + command);
        InputStream stderr = proc.getErrorStream();
        InputStreamReader isr = new InputStreamReader(stderr);
        BufferedReader br = new BufferedReader(isr);
        String line;

        List<String> output = new ArrayList<>();

        while ((line = br.readLine()) != null) {
            output.add(line);
            //System.out.println("[command] " + line);
        }

        int exitVal = proc.waitFor();
        //System.out.println("[command] Process exitValue: " + exitVal);

        if (exitVal != 0) {
            throw new Exception("Error in command: " + command);
        }
        int pos1, pos2;

        pos1 = output.get(output.size() - 1).indexOf(" copied, ");
        pos1 += 9;

        pos2 = output.get(output.size() - 1).indexOf(" s, ");

        String aux;

        aux = output.get(output.size() - 1).substring(pos1, pos2);
        aux = aux.replace(',', '.');

        float value = Float.parseFloat(aux);

        latency += value;
        //System.out.println("[current] Latency: " + (latency / (i + 1)));

        File faux = new File(bucket.getMountPoint() + "/pingfile-" + myId);
        faux.delete();
    }

    bucket.setLatency(latency / (i + 1));
}

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From source file:fish.payara.maven.plugins.micro.StopMojo.java

private String getLineFromJpsOutput(final Runtime re, Predicate<String> linePredicate) throws IOException {
    String jpsPath = "jps";
    if (toolchain != null) {
        jpsPath = toolchain.findTool("jps");
    }//from  ww  w . j  ava  2  s. c o  m
    Process jpsProcess = re.exec(jpsPath + " -v");
    InputStream inputStream = jpsProcess.getInputStream();
    try (BufferedReader in = new BufferedReader(new InputStreamReader(inputStream))) {
        String line;
        while ((line = in.readLine()) != null) {
            if (linePredicate.test(line)) {
                return line;
            }
        }
        return null;
    }
}

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From source file:com.doomy.padlock.MainActivity.java

public void androidDebugBridge(String mPort) {
    Runtime mRuntime = Runtime.getRuntime();
    Process mProcess = null;//from w  w  w .  ja va  2 s  .  c  o  m
    OutputStreamWriter mWrite = null;

    try {
        mProcess = mRuntime.exec("su");
        mWrite = new OutputStreamWriter(mProcess.getOutputStream());
        mWrite.write("setprop service.adb.tcp.port " + mPort + "\n");
        mWrite.flush();
        mWrite.write("stop adbd\n");
        mWrite.flush();
        mWrite.write("start adbd\n");
        mWrite.flush();
        mWrite.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

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From source file:cz.muni.pdfjbim.Jbig2enc.java

/**
 * run jbig2enc with symbol coding used and output in format suitable for PDF
 *
 * @param basename base// w  ww.java 2 s.  co  m
 * @param imageList list of images to be compressed
 * @throws PdfRecompressionException if any problem occurs while running jbig2enc
 */
public void run(List<String> imageList, String basename) throws PdfRecompressionException {
    if (basename == null) {
        basename = "output";
    }

    if (imageList == null) {
        throw new NullPointerException("imageList");
    }

    if (imageList.isEmpty()) {
        log.info("there are no images for running jbig2enc at (given list is empty)");
        return;
    }

    List<String> toRun = new ArrayList<String>();

    toRun.add(jbig2enc);
    toRun.add("-s");
    toRun.add("-p");
    toRun.add("-b");
    toRun.add(basename);
    toRun.add("-t");
    toRun.add(String.valueOf(defaultThresh));
    toRun.add("-T");
    toRun.add(String.valueOf(bwThresh));

    if (segment) {
        toRun.add("-S");
    }

    if (autoThresh) {
        toRun.add("--auto-thresh");

        if (useOcr) {
            toRun.add("--use-ocr");
            if (lang != null) {
                toRun.add("--lang");
                toRun.add(lang);
            }
        }
    }

    if (forced) {
        toRun.add("-ff");
    }

    toRun.addAll(imageList);

    String[] run = new String[toRun.size()];
    run = toRun.toArray(run);

    Runtime runtime = Runtime.getRuntime();
    Process pr1;
    BufferedReader reader = null;
    try {
        log.debug("Executing {}", toRun);
        pr1 = runtime.exec(run);
        OutputRedirector errRedirectThread = new OutputRedirector(pr1.getErrorStream());
        OutputRedirector outRedirectThread = new OutputRedirector(pr1.getInputStream());
        errRedirectThread.start();
        outRedirectThread.start();

        int exitValue = pr1.waitFor();

        if (exitValue != 0) {
            log.warn("jbig2enc ended with error " + exitValue);
            Tools.deleteFilesFromList(imageList);
            throw new PdfRecompressionException("jbig2enc ended with error " + exitValue);
        }
    } catch (IOException ex) {
        log.warn("running jbig2enc caused IOException", ex);
    } catch (InterruptedException ex2) {
        log.warn("running jbig2enc was interupted", ex2);
    } finally {
        IOUtils.closeQuietly(reader);
        Tools.deleteFilesFromList(imageList);
    }
}

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From source file:br.unb.cic.bionimbuz.services.storage.bucket.methods.CloudMethodsAmazonGoogle.java

private void CheckStorageUpBandwith(BioBucket bucket) throws Exception {

    // Upload/*  w w w . j  a v a2  s .c o m*/
    final String command = "/bin/dd if=/dev/zero of=" + bucket.getMountPoint() + "/testfile-" + myId
            + " bs=30M count=1 iflag=nocache oflag=nocache";

    final Runtime rt = Runtime.getRuntime();
    final Process proc = rt.exec(command);
    // System.out.println("\nRunning command: " + command);
    final InputStream stderr = proc.getErrorStream();
    final InputStreamReader isr = new InputStreamReader(stderr);
    final BufferedReader br = new BufferedReader(isr);
    String line;

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

    while ((line = br.readLine()) != null) {
        output.add(line);
        // System.out.println("[command] " + line);
    }

    final int exitVal = proc.waitFor();
    // System.out.println("[command] Process exitValue: " + exitVal);

    if (exitVal != 0) {
        throw new Exception("Error in command: " + command);
    }

    int pos1, pos2;

    pos1 = output.get(output.size() - 1).indexOf(" copied, ");
    pos1 += 9;

    pos2 = output.get(output.size() - 1).indexOf(" s, ");

    String aux;

    aux = output.get(output.size() - 1).substring(pos1, pos2);
    aux = aux.replace(',', '.');

    final float value = Float.parseFloat(aux);

    bucket.setUpBandwith(31 * 1024 * 1024 / value);
}

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From source file:br.unb.cic.bionimbuz.services.storage.bucket.methods.CloudMethodsAmazonGoogle.java

private void CheckStorageDlBandwith(BioBucket bucket) throws Exception {

    // Download//from   w  w  w  .  j  av a 2 s .  c  o  m
    final String command = "/bin/dd if=" + bucket.getMountPoint() + "/testfile-" + myId
            + " of=/tmp/testfile bs=30M count=1 iflag=nocache oflag=nocache";

    final Runtime rt = Runtime.getRuntime();
    final Process proc = rt.exec(command);
    // System.out.println("\nRunning command: " + command);
    final InputStream stderr = proc.getErrorStream();
    final InputStreamReader isr = new InputStreamReader(stderr);
    final BufferedReader br = new BufferedReader(isr);
    String line;

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

    while ((line = br.readLine()) != null) {
        output.add(line);
        // System.out.println("[command] " + line);
    }

    final int exitVal = proc.waitFor();
    // System.out.println("[command] Process exitValue: " + exitVal);

    if (exitVal != 0) {
        throw new Exception("Error in command: " + command);
    }

    int pos1, pos2;

    pos1 = output.get(output.size() - 1).indexOf(" copied, ");
    pos1 += 9;

    pos2 = output.get(output.size() - 1).indexOf(" s, ");

    String aux;

    aux = output.get(output.size() - 1).substring(pos1, pos2);
    aux = aux.replace(',', '.');

    final float value = Float.parseFloat(aux);

    bucket.setDlBandwith(31 * 1024 * 1024 / value);
}

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From source file:org.uoa.eolus.template.Nest.java

public void copyUserToUserTemplate(String fromuser, String touser, String template, String target, boolean move)
        throws DirectoryException {
    String cmd = "mv";
    if (move)/* w ww  .j a  va2s. co m*/
        cmd = "mv " + repo + "/" + fromuser + "/" + template + " " + repo + "/" + touser + "/" + target
                + "; exit; \n";
    else
        cmd = "cp -r " + repo + "/" + fromuser + "/" + template + " " + repo + "/" + touser + "/." + target
                + "; mv " + repo + "/" + touser + "/." + target + " " + repo + "/" + touser + "/" + target
                + "; exit; \n";

    System.out.println("CMD: " + cmd);
    Runtime run = Runtime.getRuntime();
    try {
        Process child = run.exec("/bin/bash");
        BufferedWriter outCommand = new BufferedWriter(new OutputStreamWriter(child.getOutputStream()));
        outCommand.write(cmd);
        outCommand.flush();
        // child.waitFor();
        // if (child.exitValue() != 0)
        // return false;
        // else
    } catch (Exception e) {
        throw new DirectoryException("Cannot execute cp/mv command.", e);
    }
}

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From source file:org.sipfoundry.sipxconfig.admin.WebCertificateManagerImpl.java

public void generateCSRFile() {
    try {/*from   w ww  .j a  va  2s  .c  o  m*/
        Runtime runtime = Runtime.getRuntime();
        String[] cmdLine = new String[] { m_binDirectory + GEN_SSL_KEYS_SH, "--csr", WEB_ONLY, DEFAULTS_FLAG,
                PARAMETERS_FLAG, PROPERTIES_FILE, WORKDIR_FLAG, m_certDirectory };
        Process proc = runtime.exec(cmdLine);
        LOG.debug("Executing: " + StringUtils.join(cmdLine, BLANK));
        proc.waitFor();
        if (proc.exitValue() != 0) {
            throw new UserException(SCRIPT_ERROR, SCRIPT_EXCEPTION_MESSAGE + proc.exitValue());
        }
    } catch (IOException e) {
        throw new UserException(SCRIPT_ERROR, e.getMessage());
    } catch (InterruptedException e) {
        throw new UserException(SCRIPT_ERROR, e.getMessage());
    }
}

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