Example usage for java.lang Process getInputStream

Introduction

In this page you can find the example usage for java.lang Process getInputStream.

Prototype

public abstract InputStream getInputStream();

Source Link

Document

Returns the input stream connected to the normal output of the process.

Usage

From source file:net.duckling.ddl.util.FileUtil.java

/**
 *  Runs a simple command in given directory.
 *  The environment is inherited from the parent process (e.g. the
 *  one in which this Java VM runs)./*from  w w w .  j  a v a2  s  .  c  o m*/
 *
 *  @return Standard output from the command.
 *  @param  command The command to run
 *  @param  directory The working directory to run the command in
 *  @throws IOException If the command failed
 *  @throws InterruptedException If the command was halted
 */
public static String runSimpleCommand(String command, String directory)
        throws IOException, InterruptedException {
    StringBuffer result = new StringBuffer();

    LOG.info("Running simple command " + command + " in " + directory);

    Process process = Runtime.getRuntime().exec(command, null, new File(directory));

    BufferedReader stdout = null;
    BufferedReader stderr = null;

    try {
        stdout = new BufferedReader(new InputStreamReader(process.getInputStream()));
        stderr = new BufferedReader(new InputStreamReader(process.getErrorStream()));

        String line;

        while ((line = stdout.readLine()) != null) {
            result.append(line).append("\n");
        }

        StringBuffer error = new StringBuffer();
        while ((line = stderr.readLine()) != null) {
            error.append(line).append("\n");
        }

        if (error.length() > 0) {
            LOG.error("Command failed, error stream is: " + error);
        }

        process.waitFor();

    } finally {
        // we must close all by exec(..) opened streams: http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4784692
        process.getInputStream().close();
        if (stdout != null) {
            stdout.close();
        }
        if (stderr != null) {
            stderr.close();
        }
    }

    return result.toString();
}

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From source file:com.matze5800.paupdater.Functions.java

public static String getDevId(Context context) {
    SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
    Process proc;
    BufferedReader reader;//from w  w w.  java  2 s  . c o m
    String Dev = null;
    try {
        proc = Runtime.getRuntime().exec(new String[] { "/system/bin/getprop", "ro.goo.developerid" });
        reader = new BufferedReader(new InputStreamReader(proc.getInputStream()));
        Dev = reader.readLine();
    } catch (IOException e) {
        e.printStackTrace();
    }
    if (Dev.equals(null)) {
        Dev = "Error parsing ro.goo.developerid!";
    }
    Log.i("Local Parser", "Developer: " + Dev);
    prefs.edit().putString("Dev", Dev).commit();
    return Dev;
}

---

From source file:com.matze5800.paupdater.Functions.java

public static int getLocalVersion(Context context) {
    SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
    Process proc;
    BufferedReader reader;/*from   w  w w .  j  a v a2s.  c om*/
    int localVer = 1;
    try {
        proc = Runtime.getRuntime().exec(new String[] { "/system/bin/getprop", "ro.goo.version" });
        reader = new BufferedReader(new InputStreamReader(proc.getInputStream()));
        String result = reader.readLine();

        if (result.equals("") || result.equals(null)) {
            Log.i("Local Parser", "Not running on PA!!!");
            Log.i("Local Parser", "Disabling PA Prefs Restore");
            Toast.makeText(context, "You are not running PA! You should wipe data after flash!",
                    Toast.LENGTH_LONG).show();
            prefs.edit().putBoolean("prefPrefsRestore", false).commit();
            prefs.edit().putBoolean("NoPA", true).commit();
        } else {
            localVer = Integer.valueOf(result);
            prefs.edit().putBoolean("NoPA", false).commit();
        }
        Log.i("Local Parser", "Local version: " + localVer);
    } catch (IOException e) {
        Log.e("Local Parser", "Error parsing local version!");
        Log.e("Local Parser", e.toString());
    }
    return localVer;
}

---

From source file:net.modsec.ms.connector.ConnRequestHandler.java

/**
 * Executes the shell scripts for starting, restarting and stopping modsecurity. 
 * @param cmd - path of the shell script.
 * @param jsonResp  - response to WebSiren(webapp) request.
 * @return jsonresponse - response to WebSiren(webapp) request. 
 *//*from   w w w . j a  v a 2s. c o m*/
@SuppressWarnings("unchecked")
public static JSONObject executeShScript(String cmd, JSONObject jsonResp) {

    log.info("starting shell script execution ... :" + cmd);
    try {

        Process process = Runtime.getRuntime().exec(cmd);
        String outStr = "", s = "";

        BufferedReader br = new BufferedReader(new InputStreamReader(process.getInputStream()));
        while ((s = br.readLine()) != null) {
            outStr += s;
        }

        log.info("Output String : " + outStr);

        String errOutput = "";
        BufferedReader br2 = new BufferedReader(new InputStreamReader(process.getErrorStream()));

        while (br2.ready() && (s = br2.readLine()) != null) {
            errOutput += s;
        }
        log.info("Error String : " + errOutput);

        if (errOutput.contains("Syntax error")) {

            jsonResp.put("status", "1");
            jsonResp.put("message", "Failed to start modsecurity");

        } else {

            jsonResp.put("status", "0");
            jsonResp.put("message", outStr);

        }

    } catch (IOException e) {

        jsonResp.put("status", "1");
        jsonResp.put("message", "Error: internal service is down");
        log.info("Error Message: " + e.getMessage());
        //e.printStackTrace();

    }

    return jsonResp;
}

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From source file:GenAppStoreSales.java

/** Connects to the AppleStore and download pending sale reports
 * (if they are still available)//from   w w w.  j  a v  a 2  s. c om
 * Requires Auntoingestion.class in the same path together with GenAppStoreSales 
 * @throws IOException 
 */
private static void autoingestionDownload(String reportName, String dateType, String dateCode)
        throws IOException {
    File reportFile = new File(sourcePath, reportName);
    Runtime rt = Runtime.getRuntime();

    if (!reportFile.isFile()) {
        String s;

        System.out.println(reportName + " requesting...");
        Process downloadReport = rt
                .exec("java Autoingestion" + autoingestionPreArgs + dateType + " " + "Summary " + dateCode);

        BufferedReader stdInput = new BufferedReader(new InputStreamReader(downloadReport.getInputStream()));
        BufferedReader stdError = new BufferedReader(new InputStreamReader(downloadReport.getErrorStream()));

        // read the output from the command
        while ((s = stdInput.readLine()) != null)
            System.out.println(s);

        // read any errors from the attempted command
        while ((s = stdError.readLine()) != null)
            System.out.println(s);
        //            System.out.println("gzip -d " + currentPath.replace(" ", "\\ ") + "/" + reportName);
        //            System.out.println("mv " + reportName + " " + sourcePath.replace(" ", "\\ ") + "/" + reportName);
        rt.exec("gzip -d " + currentPath.replace(" ", "\\ ") + "/" + reportName);
        rt.exec("mv " + reportName + " " + sourcePath.replace(" ", "\\ ") + "/" + reportName);
        rt.exec("rm " + currentPath.replace(" ", "\\ ") + "/*.gz");

    }
    //       else System.out.println(reportName + " verified");
}

---

From source file:com.thinkbiganalytics.spark.shell.SparkClientUtil.java

/**
 * Gets the Spark version string by executing {@code spark-submit}.
 *
 * @throws IOException if the version string cannot be obtained
 *//*from   w  w  w.j  av a2 s .  c  o m*/
private static String getVersion() throws IOException {
    // Build spark-submit process
    final String sparkSubmitCommand = new StringJoiner(File.separator).add(getSparkHome()).add("bin")
            .add("spark-submit").toString();
    final Process process = new ProcessBuilder().command(sparkSubmitCommand, "--version")
            .redirectErrorStream(true).start();

    // Wait for process to complete
    boolean exited;
    try {
        exited = process.waitFor(10, TimeUnit.SECONDS);
    } catch (final InterruptedException e) {
        Thread.currentThread().interrupt();
        exited = !process.isAlive();
    }

    if (!exited) {
        throw new IOException("Timeout waiting for Spark version");
    }

    // Read stdout
    final byte[] bytes = new byte[1024];
    final int length = process.getInputStream().read(bytes);

    final String output = new String(bytes, 0, length, "UTF-8");
    final Matcher matcher = Pattern.compile("version ([\\d+.]+)").matcher(output);
    if (matcher.find()) {
        return matcher.group(1);
    } else {
        throw new IllegalStateException("Unable to determine version from Spark Submit");
    }
}

---

From source file:com.tascape.qa.th.Utils.java

public static Process cmd(String[] commands, final File file, final File workingDir,
        final String... ignoreRegex) throws IOException {
    FileUtils.touch(file);/*from   w  w  w  . java  2s  .  co m*/
    LOG.debug("Saving console output to {}", file.getAbsolutePath());

    ProcessBuilder pb = new ProcessBuilder(commands);
    pb.redirectErrorStream(true);
    pb.directory(workingDir);
    LOG.info("Running command {}:  {}", workingDir == null ? "" : workingDir.getAbsolutePath(),
            pb.command().toString().replaceAll(",", ""));
    final Process p = pb.start();

    Thread t = new Thread(Thread.currentThread().getName() + "-" + p.hashCode()) {
        @Override
        public void run() {
            BufferedReader stdIn = new BufferedReader(new InputStreamReader(p.getInputStream()));
            String console = "console-" + stdIn.hashCode();
            try (PrintWriter pw = new PrintWriter(file)) {
                for (String line = stdIn.readLine(); line != null;) {
                    LOG.trace("{}: {}", console, line);
                    if (null == ignoreRegex || ignoreRegex.length == 0) {
                        pw.println(line);
                    } else {
                        boolean ignore = false;
                        for (String regex : ignoreRegex) {
                            if (!regex.isEmpty() && (line.contains(regex) || line.matches(regex))) {
                                ignore = true;
                                break;
                            }
                        }
                        if (!ignore) {
                            pw.println(line);
                        }
                    }
                    pw.flush();
                    line = stdIn.readLine();
                }
            } catch (IOException ex) {
                LOG.warn(ex.getMessage());
            }
            LOG.trace("command is done");
        }
    };
    t.setDaemon(true);
    t.start();

    Runtime.getRuntime().addShutdownHook(new Thread() {
        @Override
        public void run() {
            if (p != null) {
                p.destroy();
            }
        }
    });
    return p;
}

---

From source file:de.teamgrit.grit.preprocess.fetch.SvnFetcher.java

/**
 * runSVNCommand runs an svn command in the specified directory.
 *
 * @param connection//from www . j a  va2s .c  o m
 *            the connection storing the connection infos for the remote
 * @param svnCommand
 *            is the command to be executed. Each part of the command must
 *            be a string element. For example: "svn" "checkout"
 *            "file://some/path"
 * @param workingDir
 *            where the svn command should be executed (must be a
 *            repository).
 * @return A list of all output lines.
 * @throws IOException
 *             Thrown when process can't be started or an error occurs
 *             while reading its output
 */
private static SVNResultData runSVNCommand(Connection connection, List<String> svnCommand, Path workingDir)
        throws IOException {

    // add boilerplate to command
    svnCommand.add("--non-interactive");
    svnCommand.add("--no-auth-cache");
    svnCommand.add("--force");

    if ((connection.getUsername() != null) && !connection.getUsername().isEmpty()) {
        svnCommand.add("--username");
        svnCommand.add(connection.getUsername());
    }

    if ((connection.getPassword() != null) && !connection.getPassword().isEmpty()) {
        svnCommand.add("--password");
        svnCommand.add(connection.getPassword());
    }

    // build process: construct command and set working directory.
    Process svnProcess = null;
    ProcessBuilder svnProcessBuilder = new ProcessBuilder(svnCommand);
    svnProcessBuilder.directory(workingDir.toFile());

    svnProcess = svnProcessBuilder.start();
    try {
        svnProcess.waitFor();
    } catch (InterruptedException e) {
        LOGGER.severe("Interrupted while waiting for SVN. " + "Cannot guarantee clean command run!");
        return null;
    }

    InputStream svnOutputStream = svnProcess.getInputStream();
    InputStreamReader svnStreamReader = new InputStreamReader(svnOutputStream);
    BufferedReader svnOutputBuffer = new BufferedReader(svnStreamReader);
    String line;

    List<String> svnOutputLines = new LinkedList<>();

    while ((line = svnOutputBuffer.readLine()) != null) {
        svnOutputLines.add(line);
    }

    return new SVNResultData(svnProcess.exitValue(), svnOutputLines);
}

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From source file:jGPIO.DTO.java

/**
 * Tries to use lshw to detect the physical system in use.
 * //w  w w  .  j a v  a 2s.c  o m
 * @return The filename of the GPIO Definitions file.
 */
static private String autoDetectSystemFile() {
    String definitions = System.getProperty("definitions.lookup");
    if (definitions == null) {
        definitions = DEFAULT_DEFINITIONS;
    }

    File capabilitiesFile = new File(definitions);

    // If it doesn't exist, fall back to the default
    if (!capabilitiesFile.exists() && !definitions.equals(DEFAULT_DEFINITIONS)) {
        System.out.println("Could not find definitions lookup file at: " + definitions);
        System.out.println("Trying default definitions file at: " + definitions);
        capabilitiesFile = new File(DEFAULT_DEFINITIONS);
    }

    if (!capabilitiesFile.exists()) {
        System.out.println("Could not find definitions file at: " + definitions);
        return null;
    }

    DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
    DocumentBuilder dBuilder = null;
    try {
        dBuilder = dbFactory.newDocumentBuilder();
    } catch (ParserConfigurationException e1) {
        e1.printStackTrace();
    }

    // Generate the lshw output if available
    Process lshw;
    try {
        lshw = Runtime.getRuntime().exec("lshw -c bus -disable dmi -xml");
        lshw.waitFor();
    } catch (Exception e1) {
        System.out.println("Couldn't execute lshw to identify board");
        e1.printStackTrace();
        return null;
    }
    Document lshwXML = null;
    try {
        lshwXML = dBuilder.parse(lshw.getInputStream());
    } catch (IOException e1) {
        System.out.println("IO Exception running lshw");
        e1.printStackTrace();
        return null;
    } catch (SAXException e1) {
        System.out.println("Could not parse lshw output");
        e1.printStackTrace();
        return null;
    }

    XPath xp = XPathFactory.newInstance().newXPath();
    NodeList capabilities;
    try {
        capabilities = (NodeList) xp.evaluate("/list/node[@id=\"core\"]/capabilities/capability", lshwXML,
                XPathConstants.NODESET);
    } catch (XPathExpressionException e1) {
        System.out.println("Couldn't run Caoability lookup");
        e1.printStackTrace();
        return null;
    }

    Document lookupDocument = null;
    try {
        lookupDocument = dBuilder.parse(capabilitiesFile);
        String lookupID = null;

        for (int i = 0; i < capabilities.getLength(); i++) {
            Node c = capabilities.item(i);
            lookupID = c.getAttributes().getNamedItem("id").getNodeValue();
            System.out.println("Looking for: " + lookupID);
            NodeList nl = (NodeList) xp.evaluate("/lookup/capability[@id=\"" + lookupID + "\"]", lookupDocument,
                    XPathConstants.NODESET);

            if (nl.getLength() == 1) {
                definitionFile = nl.item(0).getAttributes().getNamedItem("file").getNodeValue();
                pinDefinitions = (JSONArray) new JSONParser().parse(new FileReader(definitionFile));
                return definitionFile;
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;
}

---

From source file:com.samczsun.helios.Helios.java

private static boolean ensurePython3Set0(boolean forceCheck) {
    String python3Location = Settings.PYTHON3_LOCATION.get().asString();
    if (python3Location.isEmpty()) {
        SWTUtil.showMessage("You need to set the location of the Python/PyPy 3.x executable", true);
        setLocationOf(Settings.PYTHON3_LOCATION);
        python3Location = Settings.PYTHON3_LOCATION.get().asString();
    }//from   w w w. j  a  v a 2 s . co  m
    if (python3Location.isEmpty()) {
        return false;
    }
    if (python3Verified == null || forceCheck) {
        try {
            Process process = new ProcessBuilder(python3Location, "-V").start();
            String result = IOUtils.toString(process.getInputStream());
            String error = IOUtils.toString(process.getErrorStream());
            python3Verified = error.startsWith("Python 3") || result.startsWith("Python 3");
        } catch (Throwable t) {
            t.printStackTrace();
            StringWriter sw = new StringWriter();
            t.printStackTrace(new PrintWriter(sw));
            SWTUtil.showMessage("The Python 3.x executable is invalid." + Constants.NEWLINE + Constants.NEWLINE
                    + sw.toString());
            python3Verified = false;
        }
    }
    return python3Verified;
}

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