Example usage for java.lang Process getErrorStream

List of usage examples for java.lang Process getErrorStream

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Introduction

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

Prototype

public abstract InputStream getErrorStream();

Source Link

Document

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

Usage

From source file:com.liferay.blade.tests.BladeCLI.java

public static String execute(File workingDir, String... bladeArgs) throws Exception {

    String bladeCLIJarPath = getLatestBladeCLIJar();

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

    command.add("java");
    command.add("-jar");
    command.add(bladeCLIJarPath);//from  w w  w. ja v  a2 s . c o  m

    for (String arg : bladeArgs) {
        command.add(arg);
    }

    Process process = new ProcessBuilder(command.toArray(new String[0])).directory(workingDir).start();

    process.waitFor();

    InputStream stream = process.getInputStream();

    String output = new String(IO.read(stream));

    InputStream errorStream = process.getErrorStream();

    String errors = new String(IO.read(errorStream));

    assertTrue(errors, errors == null || errors.isEmpty());

    output = StringUtil.toLowerCase(output);

    return output;
}

From source file:com.liferay.blade.tests.BladeCLI.java

public static String startServerWindows(File workingDir, String... bladeArgs) throws Exception {

    String bladeCLIJarPath = getLatestBladeCLIJar();

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

    command.add("start");
    command.add("/b");
    command.add("java");
    command.add("-jar");
    command.add(bladeCLIJarPath);/*from w w  w .  java 2 s.  co  m*/

    for (String arg : bladeArgs) {
        command.add(arg);
    }

    Process process = new ProcessBuilder(command.toArray(new String[0])).directory(workingDir).start();

    process.waitFor();

    InputStream stream = process.getInputStream();

    String output = new String(IO.read(stream));

    InputStream errorStream = process.getErrorStream();

    String errors = new String(IO.read(errorStream));

    assertTrue(errors, errors == null || errors.isEmpty());

    return output;
}

From source file:dk.netarkivet.common.utils.ProcessUtils.java

/** Runs an external process that takes no input, discarding its output.
 *
 * @param environment An environment to run the process in (may be null)
 * @param programAndArgs The program and its arguments.
 * @return The return code of the process.
 *///  w w  w .  j a  va  2s. c o m
public static int runProcess(String[] environment, String... programAndArgs) {
    try {
        log.debug("Running external program: " + StringUtils.conjoin(" ", programAndArgs) + " with environment "
                + StringUtils.conjoin(" ", environment));

        Process p = Runtime.getRuntime().exec(programAndArgs, environment);
        discardProcessOutput(p.getInputStream());
        discardProcessOutput(p.getErrorStream());
        while (true) {
            try {
                return p.waitFor();
            } catch (InterruptedException e) {
                // Ignoring interruptions, we just want to try waiting
                // again.
            }
        }
    } catch (IOException e) {
        throw new IOFailure("Failure while running " + Arrays.toString(programAndArgs), e);
    }
}

From source file:com.cprassoc.solr.auth.SolrAuthActionController.java

public static String doPushConfigToSolrAction(SecurityJson json) {
    String result = "";
    try {/*from  ww  w . j  a v a 2 s .c  o m*/
        String mime = "sh";
        if (Utils.isWindows()) {
            mime = "bat";
        }
        String pathToScript = System.getProperty("user.dir") + File.separator + "solrAuth." + mime;
        String jsonstr = json.export();
        String filePath = SolrAuthManager.getProperties().getProperty("solr.install.path") + File.separator
                + "security.json";
        File backup = new File("backup");
        if (!backup.exists()) {
            backup.mkdirs();
        }

        File file = new File(filePath);
        if (file.exists()) {
            // String newFilePath = SolrAuthManager.getProperties().getProperty("solr.install.path") + File.separator + System.currentTimeMillis() + "_security.json";
            // File newFile = new File(newFilePath);
            // file.renameTo(newFile);
            FileUtils.copyFileToDirectory(file, backup);
        }
        FileUtils.writeByteArrayToFile(file, jsonstr.getBytes());
        Thread.sleep(500);
        ProcessBuilder pb = new ProcessBuilder(pathToScript);

        Log.log("Run PUSH command");

        Process process = pb.start();
        if (process.waitFor() == 0) {
            result = "";
        } else {
            result = Utils.streamToString(process.getErrorStream());
            result += "\n" + Utils.streamToString(process.getInputStream());
            Log.log(result);
        }

    } catch (Exception e) {
        e.printStackTrace();
        result = e.getLocalizedMessage();
    }

    return result;
}

From source file:com.ltb.Main.java

public static void displayIt(File node) throws IOException, InterruptedException {
    String filePath = node.getAbsoluteFile().getAbsolutePath();
    System.out.println(filePath);

    if (node.isDirectory()) {
        String[] subNote = node.list();
        for (String filename : subNote) {
            displayIt(new File(node, filename));
        }/*  w ww .  ja v a2s.  com*/
    } else {

        //Process pr = Runtime.getRuntime().exec("avconv -i //home//juanma//Videos//License.avi"); // Working fine
        //Process pr = Runtime.getRuntime().exec(outLine); // Working fine without spaces
        String[] args1 = { "avconv", "-i", filePath };
        Process pr = Runtime.getRuntime().exec(args1);
        //filePath = filePath.replace("/" , "//");
        //filePath = filePath.replace(" " , "\\ ");
        //String commandline ="avconv -i \""+filePath+"\"";
        //String commandline ="avconv -i "+filePath;
        //Process pr = Runtime.getRuntime().exec(commandline);

        BufferedReader in = new BufferedReader(new InputStreamReader(pr.getErrorStream()));
        //BufferedReader in = new BufferedReader(new InputStreamReader(pr.getInputStream()));
        String line;
        // Start FilmFactory
        String extension = FilenameUtils.getExtension(node.getName());
        if (isFilmExtension(extension) == false) {
            return;
        } else {

            Film film = new Film(node.getName(), filePath);
            while ((line = in.readLine()) != null) {
                System.out.println(line);
                if (line.contains("Invalid data")) {
                    // TODO Most probably no film - Change method below
                    film.isNotFilm();
                } else if (line.contains("Audio")) {
                    film.addAudioTrack(line);
                } else if (line.contains("No such file")) {
                    System.out.println("Error?");
                }

            }
            pr.waitFor();
            in.close();
        }
    }

}

From source file:energy.usef.environment.tool.security.VaultService.java

/**
 * Executes a class's static main method with the current java executable and classpath in a separate process.
 * //from   ww w.j  av  a 2 s.  c o m
 * @param klass the class to call the static main method for
 * @param params the parameters to provide
 * @return the exit code of the process
 * @throws IOException
 * @throws InterruptedException
 */
public static int exec(@SuppressWarnings("rawtypes") Class klass, List<String> params)
        throws IOException, InterruptedException {
    String javaHome = System.getProperty("java.home");
    String javaBin = javaHome + File.separator + "bin" + File.separator + "java";
    String classpath = System.getProperty("java.class.path");
    String className = klass.getCanonicalName();

    // construct the command line
    List<String> command = new ArrayList<String>();
    command.add(javaBin);
    command.add("-cp");
    command.add(classpath);
    command.add(className);
    command.addAll(params);
    LOGGER.debug("executing class '{}' with params '{}' in classpath '{}' with java binary '{}'", className,
            params.toString(), classpath, javaBin);

    // build and start the Vault's process
    ProcessBuilder builder = new ProcessBuilder(command);
    Process process = builder.start();
    process.waitFor();

    // get the input and error streams of the process and log them
    InputStream in = process.getInputStream();
    InputStream en = process.getErrorStream();
    InputStreamReader is = new InputStreamReader(in);
    InputStreamReader es = new InputStreamReader(en);
    BufferedReader br = new BufferedReader(is);
    BufferedReader be = new BufferedReader(es);

    String read = br.readLine();
    while (read != null) {
        LOGGER.debug(read);
        read = br.readLine();
    }
    read = be.readLine();
    while (read != null) {
        LOGGER.debug(read);
        read = be.readLine();
    }

    br.close();
    is.close();
    in.close();

    return process.exitValue();
}

From source file:edu.mit.genecircuits.GcUtils.java

static public void exec(String command) {

    try {/*from   w  w w  .  ja  va 2  s .  c om*/

        // Execute command
        System.out.println(command);
        Process p;
        p = Runtime.getRuntime().exec(command);
        BufferedReader stdInput = new BufferedReader(new InputStreamReader(p.getInputStream()));

        BufferedReader stdError = new BufferedReader(new InputStreamReader(p.getErrorStream()));

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

        // read any errors from the attempted command
        System.out.println("Here is the standard error of the command (if any):\n");
        while ((s = stdError.readLine()) != null) {
            System.out.println(s);
        }

    } catch (IOException e) {
        GcMain.error(e);
    }

}

From source file:com.microsoftopentechnologies.intellij.helpers.AndroidStudioHelper.java

private static void exec(String[] cmd, String tmpdir) throws IOException, InterruptedException {
    String[] env = new String[] { "PRECOMPILE_STREAMLINE_FILES=1" };

    Runtime rt = Runtime.getRuntime();
    Process proc = rt.exec(cmd, env, new File(tmpdir));

    // any error message?
    StreamGobbler errorGobbler = new StreamGobbler(proc.getErrorStream(), true);

    // kick them off
    errorGobbler.start();//from   ww  w.  j ava2 s.c  o  m

    proc.waitFor();
}

From source file:com.liferay.blade.samples.integration.test.utils.BladeCLIUtil.java

public static String execute(File workingDir, String... bladeArgs) throws Exception {

    String bladeCLIJarPath = getLatestBladeCLIJar();

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

    command.add("java");
    command.add("-jar");
    command.add(bladeCLIJarPath);/*  w w w  . j  a  va2s .c om*/

    for (String arg : bladeArgs) {
        command.add(arg);
    }

    Process process = new ProcessBuilder(command.toArray(new String[0])).directory(workingDir).start();

    process.waitFor();

    InputStream stream = process.getInputStream();

    String output = new String(IO.read(stream));

    InputStream errorStream = process.getErrorStream();

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

    String stringStream = null;

    if (errorStream != null) {
        stringStream = new String(IO.read(errorStream));

        errorList.add(stringStream);
    }

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

    for (String string : errorList) {
        String exclusion = "(.*setlocale.*)";

        Pattern p = Pattern.compile(exclusion, Pattern.DOTALL);

        Matcher m = p.matcher(string);

        while (m.find()) {
            filteredErrorList.add(string);
        }

        if (string.contains("Picked up JAVA_TOOL_OPTIONS:")) {
            filteredErrorList.add(string);
        }
    }

    errorList.removeAll(filteredErrorList);

    Assert.assertTrue(errorList.toString(), errorList.size() <= 1);

    if (errorList.size() == 1) {
        Assert.assertTrue(errorList.get(0), errorList.get(0).isEmpty());
    }

    return output;
}

From source file:com.yahoo.sql4dclient.Main.java

/**
 * Run the command synchronously and return clubbed standard error and 
 * output stream's data./*w  w  w. j a va2 s .  co m*/
 */
private static String runCommand(final String[] cmd) throws IOException, InterruptedException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    Process process = Runtime.getRuntime().exec(cmd);
    int c;
    InputStream in = process.getInputStream();
    while ((c = in.read()) != -1) {
        baos.write(c);
    }
    in = process.getErrorStream();
    while ((c = in.read()) != -1) {
        baos.write(c);
    }
    process.waitFor();
    return new String(baos.toByteArray());
}