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:MiscUtils.java

public static void openBrowser(String url) throws IOException {
    final String os = System.getProperty("os.name").toLowerCase();
    if (os.indexOf("windows") != -1) {
        url = appendUrlForWindows2000(os, url);
        Runtime.getRuntime().exec("rundll32 url.dll,FileProtocolHandler " + url);
        return;/* w  ww  . j av  a 2  s  .  co m*/
    } else if (os.indexOf("mac") != -1) {
        Runtime.getRuntime().exec(new String[] { "open", url });
        return;
    } else {
        Runtime runtime = Runtime.getRuntime();
        for (int i = 0; i < browserNames.length; i++) {
            try {
                runtime.exec(new String[] { browserNames[i], url });
                return;
            } catch (Exception e) {
            }
        }
    }

}

From source file:com.manydesigns.elements.util.ElementsFileUtils.java

public static boolean chmod(File file, String perms) {
    logger.debug("chmod {} {}", perms, file.getAbsolutePath());
    Runtime runtime = Runtime.getRuntime();
    try {/*from  ww w .j  a v  a 2 s  .  co m*/
        Process process = runtime.exec(new String[] { "chmod", perms, file.getAbsolutePath() });
        int result = process.waitFor();
        return result == 0;
    } catch (Exception e) {
        return false;
    }
}

From source file:Main.java

public static int findProcessIdWithPidOf(String command) throws Exception {

    int procId = -1;

    Runtime r = Runtime.getRuntime();

    Process procPs = null;/*w  w  w . ja  v  a2s.c o m*/

    String baseName = new File(command).getName();
    //fix contributed my mikos on 2010.12.10
    procPs = r.exec(new String[] { SHELL_CMD_PIDOF, baseName });
    //procPs = r.exec(SHELL_CMD_PIDOF);

    BufferedReader reader = new BufferedReader(new InputStreamReader(procPs.getInputStream()));
    String line = null;

    while ((line = reader.readLine()) != null) {

        try {
            //this line should just be the process id
            procId = Integer.parseInt(line.trim());
            break;
        } catch (NumberFormatException e) {
            logException("unable to parse process pid: " + line, e);
        }
    }

    return procId;

}

From source file:com.zenome.bundlebus.Util.java

public static void removeFileFolderRecursive(@NonNull File aPath) throws IOException {
    if (aPath.exists()) {
        String deleteCmd = "rm -r " + aPath.getAbsolutePath();
        Runtime runtime = Runtime.getRuntime();
        runtime.exec(deleteCmd);
    }/* w  ww  . j  ava  2  s . com*/
}

From source file:com.googlecode.jsendnsca.MessagePayloadTest.java

private static String getShortHostNameFromOS() throws Exception {
    final Runtime runtime = Runtime.getRuntime();
    final Process process = runtime.exec("hostname");
    final BufferedReader input = new BufferedReader(new InputStreamReader(process.getInputStream()));

    final String expectedHostName = input.readLine();
    input.close();/*w w  w .j  ava 2s .c  o m*/
    assertEquals(0, process.waitFor());

    return expectedHostName;
}

From source file:com.zenome.bundlebus.Util.java

public static void copyFileFolder(@NonNull String aSourcePath, @NonNull String aTargetPath) throws IOException {
    File source = new File(aSourcePath);
    if (source.exists()) {
        String cpCmd = "cp -R " + aSourcePath + " " + aTargetPath;
        Log.d(TAG, cpCmd);/*  w w  w .java2 s . co m*/
        Runtime runtime = Runtime.getRuntime();
        runtime.exec(cpCmd);
    }
}

From source file:com.zenome.bundlebus.Util.java

public static void moveFileFolder(@NonNull String aSourceFolderPath, @NonNull String aTargetFolderPath)
        throws IOException {
    File source = new File(aSourceFolderPath);
    if (source.exists()) {
        String moveCmd = "mv " + aSourceFolderPath + " " + aTargetFolderPath;
        Log.d(TAG, moveCmd);/*from   ww w .j  av a2s .  co  m*/
        Runtime runtime = Runtime.getRuntime();
        runtime.exec(moveCmd);
    }
}

From source file:org.apache.stratos.common.util.CommandUtils.java

public static String executeCommand(String command) throws IOException {
    String line;//from  ww  w.j a  va 2 s  .c o  m
    Runtime r = Runtime.getRuntime();
    if (log.isDebugEnabled()) {
        log.debug("command = " + command);
    }
    Process p = r.exec(command);

    StringBuilder output = new StringBuilder();
    BufferedReader in = new BufferedReader(new InputStreamReader(p.getInputStream()));
    while ((line = in.readLine()) != null) {
        if (log.isDebugEnabled()) {
            log.debug("output = " + line);
        }
        output.append(line).append(NEW_LINE);
    }
    StringBuilder errors = new StringBuilder();
    BufferedReader error = new BufferedReader(new InputStreamReader(p.getErrorStream()));
    while ((line = error.readLine()) != null) {
        if (log.isDebugEnabled()) {
            log.debug("error = " + line);
        }
        errors.append(line).append(NEW_LINE);
    }
    if (errors.length() > 0) {
        throw new RuntimeException("Command execution failed: " + NEW_LINE + errors.toString());
    }

    return output.toString();
}

From source file:net.pickapack.io.cmd.CommandLineHelper.java

/**
 *
 * @param cmd/*from  ww w .  j  a  va2 s .c  o  m*/
 * @return
 */
public static List<String> invokeNativeCommandAndGetResult(String[] cmd) {
    List<String> outputList = new ArrayList<String>();

    try {
        Runtime r = Runtime.getRuntime();
        Process ps = r.exec(cmd);
        //            ProcessBuilder pb = new ProcessBuilder(cmd);
        //            pb.redirectErrorStream(true);
        //            Process ps = pb.start();

        BufferedReader rdr = new BufferedReader(new InputStreamReader(ps.getInputStream()));
        String in = rdr.readLine();
        while (in != null) {
            outputList.add(in);
            in = rdr.readLine();
        }

        int exitValue = ps.waitFor();
        if (exitValue != 0) {
            System.out.println("WARN: Process exits with non-zero code: " + exitValue);
        }

        ps.destroy();
    } catch (Exception e) {
        e.printStackTrace();
    }

    return outputList;
}

From source file:theofilin.CameraApps.java

public static void GrabCamera(JLabel tampil, int width, int height) {

    try {//from  w w  w .  ja  va  2s  . c om
        Runtime rt = Runtime.getRuntime();
        String command = "raspistill -n -t 1 -drc high -ISO 200 " + "-w " + width + " -h " + height + " -o -";
        Process p = rt.exec(command);

        //tampilin di label dulu

        InputStream is = p.getInputStream();
        byte[] curr = IOUtils.toByteArray(is);
        ImageIcon disp = new ImageIcon(curr);
        tampil.setIcon(disp);

        //reset InputStream
        is = null;

        //tulis difile kemudian
        is = new ByteArrayInputStream(curr);
        img = ImageIO.read(is);

        impl = new ImagePlus(null, img);
        ip = impl.getProcessor();
    } catch (IOException ex) {
        Logger.getLogger(CameraApps.class.getName()).log(Level.SEVERE, null, ex);
    }
}