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

Introduction

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

Prototype

public DefaultExecutor() 

Source Link

Document

Default constructor creating a default PumpStreamHandler and sets the working directory of the subprocess to the current working directory.

Usage

From source file:org.mule.tooling.jubula.cliexecutor.internal.DefaultCliExecutor.java

@Override
public void runAsync(final String commandString, final Callback callback, final String... params) {
    try {/*from www  .j a va 2  s  .c o m*/
        final DefaultExecutor executor = new DefaultExecutor();
        final CommandLine command = CommandLine.parse(commandString);
        command.addArguments(params, true);
        executor.execute(command, new ExecuteResultHandler() {

            @Override
            public void onProcessFailed(final ExecuteException returnCode) {
                callback.failure(returnCode.getExitValue());
            }

            @Override
            public void onProcessComplete(final int returnCode) {
                callback.success(returnCode);
            }
        });
    } catch (final ExecuteException e) {
        throw new RuntimeException(e);
    } catch (final IOException e) {
        throw new RuntimeException(e);
    }
}

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From source file:org.mybatis.generator.ext.api.MeldMergeShellCallback.java

public static boolean exec(String command) {
    CommandLine commandLine = CommandLine.parse(command);
    DefaultExecutor executor = new DefaultExecutor();
    int exitValue = DefaultExecutor.INVALID_EXITVALUE;
    ExecuteWatchdog watchdog = new ExecuteWatchdog(2000);
    executor.setWatchdog(watchdog);// w w  w .ja v  a 2s  . c  om
    try {
        exitValue = executor.execute(commandLine);
    } catch (ExecuteException e) {
        exitValue = e.getExitValue();
    } catch (IOException e) {
        System.err.println(e.getMessage());
    }
    System.out.println("Exit :" + exitValue);
    return (exitValue == 0);
}

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From source file:org.n52.movingcode.runtime.processors.python.PythonCLIProbe.java

public static boolean testExecutable() {
    CommandLine commandLine = CommandLine.parse(PythonCLIProcessor.pythonExecutable + " --version");

    DefaultExecuteResultHandler resultHandler = new DefaultExecuteResultHandler();
    Executor executor = new DefaultExecutor();

    // put a watchdog with a timeout
    ExecuteWatchdog watchdog = new ExecuteWatchdog(new Long(timeout_seconds) * 1000);
    executor.setWatchdog(watchdog);/*  w ww  .ja  v  a  2 s .  c o m*/

    try {
        executor.execute(commandLine, resultHandler);
        resultHandler.waitFor();
        int exitVal = resultHandler.getExitValue();
        if (exitVal != 0) {
            return false;
        }
        return true;
    } catch (Exception e) {
        return false;
    }
}

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From source file:org.n52.movingcode.runtime.processors.python.PythonCLIProbe.java

public static String getVersion() {

    try {//from w  ww . ja va  2s  .c  om
        URL scriptURL = PythonCLIProbe.class.getResource(versionScriptFile);
        File sf = new File(scriptURL.toURI());
        String scriptPath = sf.getAbsolutePath();

        CommandLine commandLine = CommandLine.parse(PythonCLIProcessor.pythonExecutable + " " + scriptPath);

        DefaultExecuteResultHandler resultHandler = new DefaultExecuteResultHandler();
        Executor executor = new DefaultExecutor();

        // put a watchdog with a timeout
        ExecuteWatchdog watchdog = new ExecuteWatchdog(new Long(timeout_seconds) * 1000);
        executor.setWatchdog(watchdog);

        ByteArrayOutputStream os = new ByteArrayOutputStream();
        PumpStreamHandler psh = new PumpStreamHandler(os);
        executor.setStreamHandler(psh);

        executor.execute(commandLine, resultHandler);
        resultHandler.waitFor();
        int exitVal = resultHandler.getExitValue();
        if (exitVal != 0) {
            return null;
        }

        return (os.toString());

    } catch (Exception e) {
        return null;
    }
}

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From source file:org.n52.movingcode.runtime.processors.python.PythonCLIProcessor.java

public void execute(int timeoutSeconds) throws IllegalArgumentException, RuntimeException, IOException {

    if (!init()) {
        throw new IOException("Could not initialize the processor. Aborting operation.");
    }/* w ww .  j  a  va  2  s  . co  m*/

    // load arguments and parse them to internal data format (--> Strings)
    for (IOParameter item : this.values()) {
        try {
            setValue(item);
        } catch (IOException e) {
            throw new IOException("Could not deal with parameter: " + item.getIdentifier().toString() + "\n"
                    + e.getMessage());
        }
    }

    // create command from parameters and values
    String executable = packageDescriptionDoc.getPackageDescription().getWorkspace().getExecutableLocation();
    if (executable.startsWith("./")) {
        executable = executable.substring(2);
    }

    if (executable.startsWith(".\\")) {
        executable = executable.substring(2);
    }
    executable = "python " + this.clonedWorkspace + File.separator + executable;

    CommandLine cmdLine = buildCommandLine(executable, this.executionValues, this);

    DefaultExecuteResultHandler resultHandler = new DefaultExecuteResultHandler();
    Executor executor = new DefaultExecutor();
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    ByteArrayOutputStream errorStream = new ByteArrayOutputStream();
    PumpStreamHandler streamHandler = new PumpStreamHandler(outputStream, errorStream);
    executor.setStreamHandler(streamHandler);

    // put a watchdog if required
    if (timeoutSeconds > 0) {
        ExecuteWatchdog watchdog = new ExecuteWatchdog(new Long(timeoutSeconds) * 1000);
        executor.setWatchdog(watchdog);
    }

    try {
        executor.execute(cmdLine, resultHandler);
        resultHandler.waitFor();
        int exitVal = resultHandler.getExitValue();
        if (exitVal != 0) {
            LOGGER.error("stderr was: " + errorStream.toString());
            LOGGER.error("stdout was: " + outputStream.toString());
        } else {
            if (LOGGER.isDebugEnabled()) {
                LOGGER.debug("stdout was:" + outputStream.toString());
                LOGGER.debug("stderr was:" + errorStream.toString());
            }
        }
    } catch (ExecuteException e) {
        throw new RuntimeException(e.getMessage());
    } catch (IOException e) {
        throw new IOException(e.getMessage());
    } catch (InterruptedException e) {
        throw new RuntimeException(
                "Execution was interrupted. Process aborted.\n Message was: " + e.getMessage());
    }

    // update executionData - file data only
    // code below is all about setting the input stream for output media data
    for (ParameterID identifier : this.keySet()) {
        if (this.get(identifier).isMessageOut()) {
            if (this.get(identifier).supportsType(IODataType.MEDIA)) {
                @SuppressWarnings("unchecked")
                List<MediaData> mediaValues = (List<MediaData>) this.get(identifier);
                for (int i = 0; i < mediaValues.size(); i++) {
                    String fileName = this.executionValues.get(identifier)[i];
                    // <-- this is the important line -->
                    mediaValues.get(i).setMediaStream(new FileInputStream(fileName));
                }

            } else {
                // not supported for CLI
            }
        }
    }

}

---

From source file:org.n52.movingcode.runtime.processors.r.RCLIProbe.java

private static boolean testExecutable() {
    CommandLine commandLine = CommandLine.parse(RCLIProcessor.rExecutable + " " + VERSION_CALL);

    DefaultExecuteResultHandler resultHandler = new DefaultExecuteResultHandler();
    Executor executor = new DefaultExecutor();

    // put a watchdog with a timeout
    ExecuteWatchdog watchdog = new ExecuteWatchdog(new Long(TIMEOUT_SECONDS) * 1000);
    executor.setWatchdog(watchdog);//from  w  w  w  . ja  v a  2  s. c om

    try {
        executor.execute(commandLine, resultHandler);
        resultHandler.waitFor();
        int exitVal = resultHandler.getExitValue();
        if (exitVal != 0) {
            return false;
        }
        return true;
    } catch (Exception e) {
        return false;
    }
}

---

From source file:org.n52.movingcode.runtime.processors.r.RCLIProbe.java

private static String getVersion() {
    try {//  w  w w  . j  a v a 2  s. c  om
        CommandLine commandLine = CommandLine.parse(RCLIProcessor.rExecutable + " " + VERSION_CALL);

        DefaultExecuteResultHandler resultHandler = new DefaultExecuteResultHandler();
        Executor executor = new DefaultExecutor();

        // put a watchdog with a timeout
        ExecuteWatchdog watchdog = new ExecuteWatchdog(new Long(TIMEOUT_SECONDS) * 1000);
        executor.setWatchdog(watchdog);

        ByteArrayOutputStream os = new ByteArrayOutputStream();
        PumpStreamHandler psh = new PumpStreamHandler(os);
        executor.setStreamHandler(psh);

        executor.execute(commandLine, resultHandler);
        resultHandler.waitFor();
        int exitVal = resultHandler.getExitValue();
        if (exitVal != 0) {
            return null;
        }

        String osString = os.toString();

        String versionString = osString.substring(osString.lastIndexOf(": ") + 2);
        versionString = versionString.substring(0, versionString.indexOf('\n'));

        return (versionString);
    } catch (Exception e) {
        LOGGER.error("Could not get version string.", e);
        return null;
    }
}

---

From source file:org.nanoko.coffee.mill.mojos.reporting.JsDocMojo.java

private void generateJSDOC() throws MavenReportException {
    if (skipJSDOC) {
        getLog().info("JSDoc report generation skipped");
        return;//  w ww . j  ava 2  s . com
    }

    File jsdocExec = ExecUtils.findExecutableInPath("jsdoc");
    if (jsdocExec == null) {
        getLog().error("Cannot build jsdoc report - jsdoc not in the system path, the report is ignored.");
        return;
    } else {
        getLog().info("Invoking jsdoc : " + jsdocExec.getAbsolutePath());
        getLog().info("Output directory : " + getOutputDirectory());
    }

    File out = new File(getOutputDirectory());
    out.mkdirs();

    CommandLine cmdLine = CommandLine.parse(jsdocExec.getAbsolutePath());

    // Destination
    cmdLine.addArgument("--destination");
    cmdLine.addArgument(out.getAbsolutePath());

    if (jsdocIncludePrivate) {
        cmdLine.addArgument("--private");
    }

    File input = new File(project.getBuild().getDirectory(), project.getBuild().getFinalName() + ".js");
    if (!input.exists()) {
        throw new MavenReportException("Cannot find the project's artifact : " + input.getAbsolutePath());
    }
    cmdLine.addArgument(input.getAbsolutePath());

    DefaultExecutor executor = new DefaultExecutor();

    executor.setWorkingDirectory(project.getBasedir());
    executor.setExitValue(0);
    try {
        getLog().info("Executing " + cmdLine.toString());
        executor.execute(cmdLine);
    } catch (IOException e) {
        throw new MavenReportException("Error during jsdoc report generation", e);
    }

}

---

From source file:org.nanoko.coffee.mill.processors.JpegTranProcessor.java

private void optimize(File file) throws ProcessorException {
    File dir = file.getParentFile();

    // Build command line
    CommandLine cmdLine = CommandLine.parse(jpegTranExec.getAbsolutePath());

    if (verbose) {
        cmdLine.addArgument("-verbose");
    }/*  w w  w .j  a  v a  2 s .c  o  m*/

    cmdLine.addArgument("-copy");
    cmdLine.addArgument("none");

    cmdLine.addArgument("-optimize");

    cmdLine.addArgument("-outfile");
    cmdLine.addArgument("out.jpeg");

    cmdLine.addArgument(file.getName());

    DefaultExecutor executor = new DefaultExecutor();

    executor.setWorkingDirectory(dir);
    executor.setExitValue(0);
    try {
        getLog().info("Executing " + cmdLine.toString());
        executor.execute(cmdLine);

        // Overwrite the original file
        File out = new File(dir, "out.jpeg");
        if (out.exists()) {
            FileUtils.copyFile(new File(dir, "out.jpeg"), file);
        } else {
            throw new IOException("Output file not found : " + out.getAbsolutePath());
        }

        getLog().info(file.getName() + " optimized");
    } catch (IOException e) {
        throw new ProcessorException("Error during JPG optimization of " + file.getAbsolutePath(), e);
    }
}

---

From source file:org.nanoko.coffee.mill.processors.OptiPNGProcessor.java

private void optimize(File file) throws ProcessorException {
    File dir = file.getParentFile();

    // Build command line
    CommandLine cmdLine = CommandLine.parse(optiPNGExec.getAbsolutePath());
    cmdLine.addArgument(file.getName());

    if (verbose) {
        cmdLine.addArgument("-v");
    }/*from w  ww.  j  a  va 2 s  .  co  m*/

    cmdLine.addArgument("-o" + level);

    DefaultExecutor executor = new DefaultExecutor();

    executor.setWorkingDirectory(dir);
    executor.setExitValue(0);
    try {
        getLog().info("Executing " + cmdLine.toString());
        executor.execute(cmdLine);
        getLog().info(file.getName() + " optimized");
    } catch (IOException e) {
        throw new ProcessorException("Error during PNG optimization of " + file.getAbsolutePath(), e);
    }
}

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