Example usage for java.lang Process waitFor

Introduction

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

Prototype

public abstract int waitFor() throws InterruptedException;

Source Link

Document

Causes the current thread to wait, if necessary, until the process represented by this Process object has terminated.

Usage

From source file:com.thoughtworks.go.utils.CommandUtils.java

private static StringBuilder captureOutput(Process process) throws IOException, InterruptedException {
    BufferedReader output = new BufferedReader(new InputStreamReader(process.getInputStream()));
    BufferedReader error = new BufferedReader(new InputStreamReader(process.getErrorStream()));
    StringBuilder result = new StringBuilder();
    result.append("output:\n");
    dump(output, result);//  www . j av a  2  s  . co m
    result.append("error:\n");
    dump(error, result);
    process.waitFor();
    return result;
}

From source file:com.cloudera.sqoop.util.Executor.java

/**
 * Run a command via Runtime.exec(), with its stdout and stderr streams
 * directed to be handled by threads generated by AsyncSinks.
 * Block until the child process terminates. Allows the programmer to
 * specify an environment for the child program.
 *
 * @return the exit status of the ran program
 *//*from   www .  j ava2 s .  c  om*/
public static int exec(String[] args, String[] envp, AsyncSink outSink, AsyncSink errSink) throws IOException {

    // launch the process.
    Process p = Runtime.getRuntime().exec(args, envp);

    // dispatch its stdout and stderr to stream sinks if available.
    if (null != outSink) {
        outSink.processStream(p.getInputStream());
    }

    if (null != errSink) {
        errSink.processStream(p.getErrorStream());
    }

    // wait for the return value.
    while (true) {
        try {
            int ret = p.waitFor();
            return ret;
        } catch (InterruptedException ie) {
            continue;
        }
    }
}

From source file:org.ednovo.gooru.converter.service.ConversionServiceImpl.java

private static void convertHtmlToPdf(String srcFileName, String destFileName, long delayInMillsec) {
    try {//from www .j  a v a2s.  c  om
        String resizeCommand = new String("/usr/bin/wkhtmltopdf@" + srcFileName + "@--redirect-delay@"
                + delayInMillsec + "@" + destFileName);
        String cmdArgs[] = resizeCommand.split("@");
        Process thumsProcess = Runtime.getRuntime().exec(cmdArgs);
        thumsProcess.waitFor();

    } catch (Exception e) {
        logger.error("something went wrong while converting pdf", e);
    }
}

From source file:io.github.bonigarcia.wdm.Downloader.java

public static final File extractMsi(File msi) throws IOException {
    File tmpMsi = new File(Files.createTempDir().getAbsoluteFile() + File.separator + msi.getName());
    Files.move(msi, tmpMsi);/*from  w  w w . j a  v  a 2 s.  co m*/
    log.trace("Temporal msi file: {}", tmpMsi);

    Process process = Runtime.getRuntime()
            .exec(new String[] { "msiexec", "/a", tmpMsi.toString(), "/qb", "TARGETDIR=" + msi.getParent() });
    try {
        process.waitFor();
    } catch (InterruptedException e) {
        log.error("Exception waiting to msiexec to be finished", e);
    } finally {
        process.destroy();
    }

    tmpMsi.delete();

    Collection<File> listFiles = FileUtils.listFiles(new File(msi.getParent()), new String[] { "exe" }, true);
    return listFiles.iterator().next();
}

From source file:edu.uci.ics.asterix.test.aql.TestsUtils.java

public static String executeScript(ProcessBuilder pb, String scriptPath) throws Exception {
    pb.command(scriptPath);//from   w w  w . j a  v  a 2 s .c o m
    Process p = pb.start();
    p.waitFor();
    return getProcessOutput(p);
}

From source file:at.ac.tuwien.dsg.cloud.salsa.engine.utils.SystemFunctions.java

public static int executeCommandGetReturnCode(String cmd, String workingDir, String executeFrom) {
    if (workingDir == null) {
        workingDir = "/tmp";
    }//from  w ww. ja  v a2s  .  c  o  m
    logger.debug("Execute command: " + cmd + ". Working dir: " + workingDir);
    try {
        String[] splitStr = cmd.split("\\s+");
        ProcessBuilder pb = new ProcessBuilder(splitStr);
        pb.directory(new File(workingDir));
        pb = pb.redirectErrorStream(true); // this is important to redirect the error stream to output stream, prevent blocking with long output
        Map<String, String> env = pb.environment();
        String path = env.get("PATH");
        path = path + File.pathSeparator + "/usr/bin:/usr/sbin";
        logger.debug("PATH to execute command: " + pb.environment().get("PATH"));
        env.put("PATH", path);

        Process p = pb.start();

        BufferedReader reader = new BufferedReader(new InputStreamReader(p.getInputStream()));
        String line;
        while ((line = reader.readLine()) != null) {
            logger.debug(line);
        }
        p.waitFor();
        int returnCode = p.exitValue();
        logger.debug("Execute command done: " + cmd + ". Get return code: " + returnCode);
        return returnCode;
    } catch (InterruptedException | IOException e1) {
        logger.error("Error when execute command. Error: " + e1);
    }
    return -1;
}

From source file:com.nesscomputing.db.postgres.embedded.EmbeddedPostgreSQL.java

private static List<String> system(String... command) {
    try {//from ww w.  j a  va 2  s.  co m
        final Process process = new ProcessBuilder(command).start();
        Preconditions.checkState(0 == process.waitFor(), "Process %s failed\n%s", Arrays.asList(command),
                IOUtils.toString(process.getErrorStream()));
        try (InputStream stream = process.getInputStream()) {
            return IOUtils.readLines(stream);
        }
    } catch (final Exception e) {
        throw Throwables.propagate(e);
    }
}

From source file:elh.eus.absa.NLPpipelineWrapper.java

public static int eustaggerCall(String taggerCommand, String string, String fname) {

    try {/*from  w  w w .j a  v  a2 s  .c o  m*/
        File temp = new File(fname);
        //System.err.println("eustaggerCall: created temp file: "+temp.getAbsolutePath());
        BufferedWriter bw = new BufferedWriter(new FileWriter(temp));
        bw.write(string + "\n");
        bw.close();

        String[] command = { taggerCommand, temp.getName() };
        System.err.println("Eustagger agindua: " + Arrays.toString(command));

        ProcessBuilder eustBuilder = new ProcessBuilder().command(command);
        eustBuilder.directory(new File(temp.getParent()));
        //.redirectErrorStream(true);
        Process eustagger = eustBuilder.start();
        int success = eustagger.waitFor();
        //System.err.println("eustagger succesful? "+success);
        if (success != 0) {
            System.err.println("eustaggerCall: eustagger error");
        } else {
            String tagged = fname + ".kaf";
            BufferedReader reader = new BufferedReader(new InputStreamReader(eustagger.getInputStream()));
            //new Eustagger_lite outputs to stdout. Also called ixa-pipe-pos-eu
            if (taggerCommand.contains("eustagger") || taggerCommand.contains("ixa-pipe")) {
                Files.copy(eustagger.getInputStream(), Paths.get(tagged));
            }
            // old eustagger (euslem)
            else {
                FileUtilsElh.renameFile(temp.getAbsolutePath() + ".etiketatua3", tagged);
            }
        }
        //
        // delete all temporal files used in the process.
        temp.delete();
    } catch (Exception e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
        return -1;
    }

    return 0;
}

From source file:org.cloudifysource.usm.USMUtils.java

private static boolean markFileAsExecutableUsingChmod(final File file) throws USMException {
    try {//from   www  . ja  v a2s.  c o m
        logger.info("File " + file + " will be marked as executable using chmod command");
        final Process p = Runtime.getRuntime().exec(new String[] { "chmod", "+x", file.getAbsolutePath() });
        final int result = p.waitFor();
        logger.info("chmod command finished with result = " + result);
        if (result != 0) {
            final String msg = "chmod command did not terminate successfully. File " + file
                    + " may not be executable!";
            logger.warning(msg);
        }
        return result == 0;
    } catch (final IOException e) {
        throw new USMException("Failed to execute chmod command:  chmod +x " + file.getAbsolutePath(), e);
    } catch (final InterruptedException e) {
        throw new USMException("Failed to execute chmod command on file " + file, e);
    }
}

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

/**
 * runSVNCommand runs an svn command in the specified directory.
 *
 * @param connection/*  w w  w. j a v a 2  s  .  com*/
 *            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);
}