Example usage for org.apache.commons.exec DefaultExecutor setStreamHandler

List of usage examples for org.apache.commons.exec DefaultExecutor setStreamHandler

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Introduction

In this page you can find the example usage for org.apache.commons.exec DefaultExecutor setStreamHandler.

Prototype

public void setStreamHandler(final ExecuteStreamHandler streamHandler)

Source Link

Usage

From source file:org.jahia.utils.ProcessHelper.java

/**
 * Executes the external process using the provided command, arguments (optional), parameter substitution map to expand variables in the
 * command or arguments in form of <code>${variable}<code> (optional) and a working directory (optional).
 * Buffers for process output and error stream can be provided.
 * /* ww  w .j  a  v a2s  .  c  om*/
 * @param command
 *            the command to be executed
 * @param arguments
 *            optional arguments for the command
 * @param parameterSubstitutionMap
 *            optional values for variables to be expanded
 * @param workingDir
 *            optional working directory for the process to be started from
 * @param resultOut
 *            the buffer to write the process execution output into (optional)
 * @param resultErr
 *            the buffer to write the process execution error into (optional)
 * @return the execution status
 * @return redirectOutputs if set to <code>true</code> the output of the execution will be also redirected to standard system out and
 *         the error to error out
 * @throws JahiaRuntimeException
 *             in case the process execution failed
 */
public static int execute(String command, String arguments[], Map<String, Object> parameterSubstitutionMap,
        File workingDir, StringBuilder resultOut, StringBuilder resultErr, boolean redirectOutputs)
        throws JahiaRuntimeException {

    long timer = System.currentTimeMillis();

    CommandLine cmd = new CommandLine(command);

    if (arguments != null && arguments.length > 0) {
        cmd.addArguments(arguments, false);
    }

    if (parameterSubstitutionMap != null && !parameterSubstitutionMap.isEmpty()) {
        cmd.setSubstitutionMap(parameterSubstitutionMap);
    }

    if (logger.isDebugEnabled()) {
        logger.debug("Executing command: {}", cmd.toString());
    } else if (redirectOutputs) {
        logger.info("Executing command: ");
        logger.info(cmd.toString());
    }

    int exitValue = 0;

    StringOutputStream out = new StringOutputStream(redirectOutputs ? System.out : null);
    StringOutputStream err = new StringOutputStream(redirectOutputs ? System.err : null);
    try {
        DefaultExecutor executor = new DefaultExecutor();
        executor.setStreamHandler(new PumpStreamHandler(out, err));
        if (workingDir != null) {
            if (workingDir.exists() || workingDir.mkdirs()) {
                executor.setWorkingDirectory(workingDir);
            }
        }
        exitValue = executor.execute(cmd, System.getenv());
    } catch (ExecuteException ee) {
        return ee.getExitValue();
    } catch (Exception e) {
        throw new JahiaRuntimeException(e);
    } finally {
        if (resultErr != null) {
            resultErr.append(err.toString());
        }
        if (resultOut != null) {
            resultOut.append(out.toString());
        }
        if (exitValue > 0) {
            logger.error("External process finished with error. Cause: {}", err.toString());
        }
        if (logger.isDebugEnabled()) {
            logger.debug("Execution took {} ms and finished with status {} and output {}",
                    new Object[] { (System.currentTimeMillis() - timer), exitValue, out.toString() });
        }
    }

    return exitValue;
}

From source file:org.jberet.support.io.OsCommandBatchlet.java

/**
 * {@inheritDoc}// w  ww.ja v a  2  s.c  o  m
 * <p>
 * This method runs the OS command.
 * If the command completes successfully, its process exit code is returned.
 * If there is exception while running the OS command, which may be
 * caused by timeout, the command being stopped, or other errors, the process
 * exit code is set as the step exit status, and the exception is thrown.
 *
 * @return the OS command process exit code
 *
 * @throws Exception upon errors
 */
@Override
public String process() throws Exception {
    final DefaultExecutor executor = new DefaultExecutor();
    final CommandLine commandLineObj;
    if (commandLine != null) {
        commandLineObj = CommandLine.parse(commandLine);
    } else {
        if (commandArray == null) {
            throw SupportMessages.MESSAGES.invalidReaderWriterProperty(null, null, "commandArray");
        } else if (commandArray.isEmpty()) {
            throw SupportMessages.MESSAGES.invalidReaderWriterProperty(null, commandArray.toString(),
                    "commandArray");
        }
        commandLineObj = new CommandLine(commandArray.get(0));
        final int len = commandArray.size();
        if (len > 1) {
            for (int i = 1; i < len; i++) {
                commandLineObj.addArgument(commandArray.get(i));
            }
        }
    }

    if (workingDir != null) {
        executor.setWorkingDirectory(workingDir);
    }
    if (streamHandler != null) {
        executor.setStreamHandler((ExecuteStreamHandler) streamHandler.newInstance());
    }

    SupportLogger.LOGGER.runCommand(commandLineObj.getExecutable(),
            Arrays.toString(commandLineObj.getArguments()), executor.getWorkingDirectory().getAbsolutePath());

    if (commandOkExitValues != null) {
        executor.setExitValues(commandOkExitValues);
    }

    watchdog = new ExecuteWatchdog(
            timeoutSeconds > 0 ? timeoutSeconds * 1000 : ExecuteWatchdog.INFINITE_TIMEOUT);
    executor.setWatchdog(watchdog);

    executor.setProcessDestroyer(new ShutdownHookProcessDestroyer());
    final DefaultExecuteResultHandler resultHandler = new DefaultExecuteResultHandler();
    executor.execute(commandLineObj, environment, resultHandler);
    resultHandler.waitFor();

    final ExecuteException exception = resultHandler.getException();
    if (exception != null) {
        stepContext.setExitStatus(String.valueOf(resultHandler.getExitValue()));
        if (!isStopped) {
            throw exception;
        } else {
            SupportLogger.LOGGER.warn("", exception);
        }
    }
    return String.valueOf(resultHandler.getExitValue());
}

From source file:org.jboss.jdocbook.translate.PotSynchronizerImpl.java

private void executeXml2pot(File masterFile, File potFile) {
    CommandLine commandLine = CommandLine.parse("xml2pot");
    commandLine.addArgument(FileUtils.resolveFullPathName(masterFile));

    DefaultExecutor executor = new DefaultExecutor();

    try {/* w  ww  .  j av a  2s  .  c om*/
        final FileOutputStream xmlStream = new FileOutputStream(potFile);
        PumpStreamHandler streamDirector = new PumpStreamHandler(xmlStream, System.err);
        executor.setStreamHandler(streamDirector);
        try {
            log.trace("updating POT file {0}", potFile);
            executor.execute(commandLine);
        } finally {
            try {
                xmlStream.flush();
                xmlStream.close();
            } catch (IOException ignore) {
                // intentionally empty...
            }
        }
    } catch (IOException e) {
        throw new JDocBookProcessException("unable to open output stream for POT file [" + potFile + "]");
    }
}

From source file:org.jboss.jdocbook.translate.TranslatorImpl.java

private void generateTranslatedXML(File masterFile, File poFile, File translatedFile) {
    if (!masterFile.exists()) {
        log.trace("skipping translation; source file did not exist : {}", masterFile);
        return;//from   ww w.  j  a v  a2  s  .  co m
    }
    if (!poFile.exists()) {
        log.trace("skipping translation; PO file did not exist : {}", poFile);
        return;
    }

    if (translatedFile.exists() && translatedFile.lastModified() >= masterFile.lastModified()
            && translatedFile.lastModified() >= poFile.lastModified()) {
        log.trace("skipping translation; up-to-date : {0}", translatedFile);
        return;
    }

    if (!translatedFile.getParentFile().exists()) {
        boolean created = translatedFile.getParentFile().mkdirs();
        if (!created) {
            log.info("Unable to create directories for translation");
        }
    }

    CommandLine commandLine = CommandLine.parse("po2xml");
    commandLine.addArgument(FileUtils.resolveFullPathName(masterFile));
    commandLine.addArgument(FileUtils.resolveFullPathName(poFile));

    try {
        final FileOutputStream xmlStream = new FileOutputStream(translatedFile);
        DefaultExecutor executor = new DefaultExecutor();
        try {
            PumpStreamHandler streamDirector = new PumpStreamHandler(xmlStream, System.err);
            executor.setStreamHandler(streamDirector);
            executor.execute(commandLine);
        } catch (IOException ioe) {
            throw new JDocBookProcessException("unable to execute po2xml : " + ioe.getMessage());
        } finally {
            try {
                xmlStream.flush();
                xmlStream.close();
            } catch (IOException ignore) {
                // intentionally empty...
            }
        }
    } catch (IOException e) {
        throw new JDocBookProcessException(
                "unable to open output stream for translated XML file [" + translatedFile + "]");
    }
}

From source file:org.jboss.tools.windup.runtime.WindupRmiClient.java

public void startWindup(final IProgressMonitor monitor, String jreHome) {
    logInfo("Begin start RHAMT."); //$NON-NLS-1$
    monitor.worked(1);/*from   w ww .  j av  a 2  s  .  c  o m*/

    String windupExecutable = WindupRuntimePlugin.computeWindupExecutable();

    if (windupExecutable == null) {
        WindupRuntimePlugin.logErrorMessage("rhamt-cli not specified."); //$NON-NLS-1$
        return;
    }

    boolean executable = new File(windupExecutable).setExecutable(true);
    if (!executable) {
        WindupRuntimePlugin.logErrorMessage("rhamt-cli not executable."); //$NON-NLS-1$
        return;
    }

    CommandLine cmdLine = CommandLine.parse(windupExecutable);

    Map<String, String> env = Maps.newHashMap();
    for (Map.Entry<String, String> entry : System.getenv().entrySet()) {
        env.put(entry.getKey(), entry.getValue());
    }
    if (!jreHome.trim().isEmpty()) {
        env.put(JAVA_HOME, jreHome);
    }

    logInfo("Using " + JAVA_HOME + " - " + jreHome);

    cmdLine.addArgument("--startServer"); //$NON-NLS-1$
    cmdLine.addArgument(String.valueOf(getRmiPort()));
    watchdog = new ExecuteWatchdog(ExecuteWatchdog.INFINITE_TIMEOUT);
    ExecuteResultHandler handler = new ExecuteResultHandler() {
        @Override
        public void onProcessFailed(ExecuteException e) {
            logInfo("The RHAMT process failed:"); //$NON-NLS-1$
            logInfo(e.getMessage()); //$NON-NLS-1$
            executionBuilder = null;
            notifyServerChanged();
        }

        @Override
        public void onProcessComplete(int exitValue) {
            logInfo("The RHAMT process has completed."); //$NON-NLS-1$
            executionBuilder = null;
            notifyServerChanged();
        }
    };
    DefaultExecutor executor = new DefaultExecutor();
    executor.setStreamHandler(new PumpStreamHandler(new LogOutputStream() {
        @Override
        protected void processLine(String line, int logLevel) {
            logInfo("Message from RHAMT executor: " + line); //$NON-NLS-1$
            monitor.worked(1);
        }
    }));
    executor.setWatchdog(watchdog);
    executor.setExitValue(1);
    monitor.worked(1);
    try {
        logInfo("Starting RHAMT in server mode..."); //$NON-NLS-1$
        logInfo("Command-line: " + cmdLine); //$NON-NLS-1$
        executor.execute(cmdLine, env, handler);
    } catch (IOException e) {
        WindupRuntimePlugin.log(e);
    }
}

From source file:org.jcronjob.agent.AgentProcessor.java

@Override
public Response execute(Request request) throws TException {
    if (!this.password.equalsIgnoreCase(request.getPassword())) {
        return errorPasswordResponse(request);
    }/*w  w  w .  j a va2s.  co  m*/

    String command = request.getParams().get("command") + EXITCODE_SCRIPT;

    String pid = request.getParams().get("pid");

    logger.info("[cronjob]:execute:{},pid:{}", command, pid);

    File shellFile = CommandUtils.createShellFile(command, pid);

    Integer exitValue = 1;
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    Response response = Response.response(request);
    try {
        CommandLine commandLine = CommandLine.parse("/bin/bash +x " + shellFile.getAbsolutePath());
        DefaultExecutor executor = new DefaultExecutor();

        ExecuteStreamHandler stream = new PumpStreamHandler(outputStream, outputStream);
        executor.setStreamHandler(stream);
        response.setStartTime(new Date().getTime());
        exitValue = executor.execute(commandLine);
        exitValue = exitValue == null ? 0 : exitValue;
    } catch (Exception e) {
        if (e instanceof ExecuteException) {
            exitValue = ((ExecuteException) e).getExitValue();
        } else {
            exitValue = CronJob.StatusCode.ERROR_EXEC.getValue();
        }
        if (exitValue == CronJob.StatusCode.KILL.getValue()) {
            logger.info("[cronjob]:job has be killed!at pid :{}", request.getParams().get("pid"));
        } else {
            logger.info("[cronjob]:job execute error:{}", e.getCause().getMessage());
        }
    } finally {
        if (outputStream != null) {
            String text = outputStream.toString();
            if (notEmpty(text)) {
                try {
                    response.setMessage(text.substring(0, text.lastIndexOf(EXITCODE_KEY)));
                    response.setExitCode(Integer.parseInt(
                            text.substring(text.lastIndexOf(EXITCODE_KEY) + EXITCODE_KEY.length() + 1).trim()));
                } catch (IndexOutOfBoundsException e) {
                    response.setMessage(text);
                    response.setExitCode(exitValue);
                } catch (NumberFormatException e) {
                    response.setExitCode(exitValue);
                }
            } else {
                response.setExitCode(exitValue);
            }
            try {
                outputStream.close();
            } catch (Exception e) {
                logger.error("[cronjob]:error:{}", e);
            }
        } else {
            response.setExitCode(exitValue);
        }
        response.setSuccess(response.getExitCode() == CronJob.StatusCode.SUCCESS_EXIT.getValue()).end();
        if (shellFile != null) {
            shellFile.delete();//
        }
    }
    logger.info("[cronjob]:execute result:{}", response.toString());
    return response;
}

From source file:org.jlab.clara.std.services.DataManager.java

private void stageInputFile(FilePaths files, EngineData output) {
    Path stagePath = FileUtils.getParent(files.stagedInputFile);
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    try {/*from   w  w  w.j av a2  s. c  om*/
        FileUtils.createDirectories(stagePath);

        CommandLine cmdLine = new CommandLine("cp");
        cmdLine.addArgument(files.inputFile.toString());
        cmdLine.addArgument(files.stagedInputFile.toString());

        DefaultExecutor executor = new DefaultExecutor();
        PumpStreamHandler streamHandler = new PumpStreamHandler(outputStream);
        executor.setStreamHandler(streamHandler);

        executor.execute(cmdLine);
        System.out.printf("%s service: input file '%s' copied to '%s'%n", NAME, files.inputFile, stagePath);
        returnFilePaths(output, files);

    } catch (ExecuteException e) {
        ServiceUtils.setError(output, "could not complete request: " + outputStream.toString().trim());
    } catch (IOException e) {
        ServiceUtils.setError(output, "could not complete request: " + e.getMessage());
    }
}

From source file:org.jlab.clara.std.services.DataManager.java

private void removeStagedInputFile(FilePaths files, EngineData output) {
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    try {//from w  w  w  .  ja  va  2  s.  co  m
        CommandLine cmdLine = new CommandLine("rm");
        cmdLine.addArgument(files.stagedInputFile.toString());

        DefaultExecutor executor = new DefaultExecutor();
        PumpStreamHandler streamHandler = new PumpStreamHandler(outputStream);
        executor.setStreamHandler(streamHandler);

        executor.execute(cmdLine);
        System.out.printf("%s service: staged input file %s removed%n", NAME, files.stagedInputFile);
        returnFilePaths(output, files);

    } catch (ExecuteException e) {
        ServiceUtils.setError(output, "could not complete request: " + outputStream.toString().trim());
    } catch (IOException e) {
        ServiceUtils.setError(output, "could not complete request: " + e.getMessage());
    }
}

From source file:org.jlab.clara.std.services.DataManager.java

private void saveOutputFile(FilePaths files, EngineData output) {
    Path outputPath = FileUtils.getParent(files.outputFile);
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    try {//from   ww  w  . ja v a 2 s  .co m
        FileUtils.createDirectories(outputPath);

        CommandLine cmdLine = new CommandLine("mv");

        //            cmdLine.addArgument(files.stagedOutputFile.toString());
        //            cmdLine.addArgument(files.outputFile.toString());

        //             modified 09.12.18. Stage back multiple output files. vg
        Files.list(directoryPaths.stagePath).forEach(name -> {
            name.startsWith(files.stagedOutputFile.toString());
            cmdLine.addArgument(name.toString());
        });
        cmdLine.addArgument(outputPath.toString());
        //                                                                  vg

        DefaultExecutor executor = new DefaultExecutor();
        PumpStreamHandler streamHandler = new PumpStreamHandler(outputStream);
        executor.setStreamHandler(streamHandler);

        executor.execute(cmdLine);
        System.out.printf("%s service: output file '%s' saved to '%s'%n", NAME, files.stagedOutputFile,
                outputPath);
        returnFilePaths(output, files);

    } catch (ExecuteException e) {
        ServiceUtils.setError(output, "could not complete request: " + outputStream.toString().trim());
    } catch (IOException e) {
        ServiceUtils.setError(output, "could not complete request: " + e.getMessage());
    }
}

From source file:org.kercoin.magrit.core.build.BuildTask.java

private int build(ByteArrayOutputStream stdout, PrintStream printOut) throws IOException {
    String command = findCommand();
    printOut.println(String.format("Starting build with command '%s'", command));

    CommandLine cmdLine = CommandLine.parse(command);
    DefaultExecutor executable = new DefaultExecutor();
    executable.setWorkingDirectory(repository.getDirectory().getParentFile());
    executable.setStreamHandler(new PumpStreamHandler(stdout));

    return executable.execute(cmdLine);
}