Example usage for org.apache.commons.exec CommandLine parse

List of usage examples for org.apache.commons.exec CommandLine parse

  1. HOME
  2. Java
  3. org.apache.commons
  4. org.apache.commons.exec.*
  5. CommandLine
  6. parse

Introduction

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

Prototype

public static CommandLine parse(final String line)

Source Link

Document

Create a command line from a string.

Usage

From source file:org.opennms.systemreport.AbstractSystemReportPlugin.java

protected Set<Integer> getOpenNMSProcesses() {
    LOG.trace("getOpenNMSProcesses()");
    final Set<Integer> processes = new HashSet<Integer>();

    final String jps = getResourceLocator().findBinary("jps");

    LOG.trace("jps = {}", jps);

    DataInputStream input = null;
    PsParser parser = null;//from   w ww  . j  a v a 2 s. c o m
    PipedInputStream pis = null;
    PipedOutputStream output = new PipedOutputStream();
    DefaultExecutor executor = new DefaultExecutor();
    executor.setWatchdog(new ExecuteWatchdog(5000));

    if (jps != null) {
        CommandLine command = CommandLine.parse(jps + " -v");
        PumpStreamHandler streamHandler = new PumpStreamHandler(output, System.err);

        try {
            LOG.trace("executing '{}'", command);
            pis = new PipedInputStream(output);
            input = new DataInputStream(pis);
            parser = new PsParser(input, "opennms_bootstrap.jar", "status", 0);
            parser.start();
            executor.setStreamHandler(streamHandler);
            int exitValue = executor.execute(command);
            IOUtils.closeQuietly(output);
            parser.join();
            processes.addAll(parser.getProcesses());
            LOG.trace("finished '{}'", command);

            if (exitValue != 0) {
                LOG.debug("error running '{}': exit value was {}", command, exitValue);
            }
        } catch (final Exception e) {
            LOG.debug("Failed to run '{}'", command, e);
        } finally {
            IOUtils.closeQuietly(input);
            IOUtils.closeQuietly(pis);
            IOUtils.closeQuietly(output);
        }
    }

    LOG.trace("looking for ps");
    final String ps = getResourceLocator().findBinary("ps");
    if (ps != null) {

        // try Linux/Mac style
        CommandLine command = CommandLine.parse(ps + " aww -o pid -o args");
        output = new PipedOutputStream();
        PumpStreamHandler streamHandler = new PumpStreamHandler(output, System.err);

        try {
            LOG.trace("executing '{}'", command);
            pis = new PipedInputStream(output);
            input = new DataInputStream(pis);
            parser = new PsParser(input, "opennms_bootstrap.jar", "status", 0);
            parser.start();
            executor.setStreamHandler(streamHandler);
            int exitValue = executor.execute(command);
            IOUtils.closeQuietly(output);
            parser.join(MAX_PROCESS_WAIT);
            processes.addAll(parser.getProcesses());
            LOG.trace("finished '{}'", command);

            if (exitValue != 0) {
                LOG.debug("error running '{}': exit value was {}", command, exitValue);
            }
        } catch (final Exception e) {
            LOG.debug("error running '{}'", command, e);
        } finally {
            IOUtils.closeQuietly(input);
            IOUtils.closeQuietly(pis);
            IOUtils.closeQuietly(output);
        }

        if (processes.size() == 0) {
            // try Solaris style
            command = CommandLine.parse(ps + " -ea -o pid -o args");
            output = new PipedOutputStream();
            streamHandler = new PumpStreamHandler(output, System.err);

            try {
                LOG.trace("executing '{}'", command);
                pis = new PipedInputStream(output);
                input = new DataInputStream(pis);
                parser = new PsParser(input, "opennms_bootstrap.jar", "status", 0);
                parser.start();
                executor.setStreamHandler(streamHandler);
                int exitValue = executor.execute(command);
                IOUtils.closeQuietly(output);
                parser.join(MAX_PROCESS_WAIT);
                processes.addAll(parser.getProcesses());
                LOG.trace("finished '{}'", command);

                if (exitValue != 0) {
                    LOG.debug("error running '{}': exit value was {}", command, exitValue);
                }
            } catch (final Exception e) {
                LOG.debug("error running '{}'", command, e);
            } finally {
                IOUtils.closeQuietly(input);
                IOUtils.closeQuietly(pis);
                IOUtils.closeQuietly(output);
            }
        }
    }

    if (processes.size() == 0) {
        LOG.warn("Unable to find any OpenNMS processes.");
    }

    return processes;
}

From source file:org.opennms.systemreport.system.LsofReportPlugin.java

@Override
public TreeMap<String, Resource> getEntries() {
    final TreeMap<String, Resource> map = new TreeMap<String, Resource>();
    String lsofOutput = null;/*w w w  .j a v a 2 s . com*/

    final String lsof = findBinary("lsof");

    if (lsof != null) {
        lsofOutput = slurpOutput(CommandLine.parse(lsof), false);
    }

    if (lsofOutput != null) {
        File tempFile = createTemporaryFileFromString(lsofOutput);
        if (tempFile != null) {
            map.put("Output", new FileSystemResource(tempFile));
        }
    }

    return map;
}

From source file:org.opennms.systemreport.system.ThreadReportPlugin.java

private void triggerThreadDump() {
    String kill = findBinary("kill");

    if (kill != null) {
        for (final Integer pid : getOpenNMSProcesses()) {
            LOG.debug("pid = {}", pid);
            CommandLine command = CommandLine.parse(kill + " -3 " + pid.toString());
            try {
                LOG.trace("running '{}'", command);
                DefaultExecutor executor = new DefaultExecutor();
                executor.setWatchdog(new ExecuteWatchdog(5000));
                int exitValue = executor.execute(command);
                LOG.trace("finished '{}'", command);
                if (exitValue != 0) {
                    LOG.warn("'{}' exited non-zero: {}", command, exitValue);
                }/*from  w ww .  ja v a2  s.  c  om*/
            } catch (final Exception e) {
                LOG.warn("Unable to run kill -3 on '{}': you might need to run system-report as root.", pid, e);
            }
        }
    }
}

From source file:org.opennms.systemreport.system.TopReportPlugin.java

@Override
public TreeMap<String, Resource> getEntries() {
    final TreeMap<String, Resource> map = new TreeMap<String, Resource>();

    final String top = findBinary("top");

    String topOutput = null;/*from w  w w.j a  v a  2s.co  m*/

    if (top != null) {
        topOutput = slurpOutput(CommandLine.parse(top + " -h"), true);

        if (topOutput.contains("-b") && topOutput.contains("-n")) {
            topOutput = slurpOutput(CommandLine.parse(top + " -n 1 -b"), false);
        } else if (topOutput.contains("-l")) {
            topOutput = slurpOutput(CommandLine.parse(top + " -l 1"), false);
        } else {
            topOutput = null;
        }
    }

    if (topOutput != null) {
        File tempFile = createTemporaryFileFromString(topOutput);
        if (tempFile != null) {
            map.put("Output", new FileSystemResource(tempFile));
        }
    }

    return map;
}

From source file:org.opennms.systemreport.SystemReportResourceLocator.java

@Override
public String slurpOutput(final String commandString, final boolean ignoreExitCode) {
    final CommandLine command = CommandLine.parse(commandString);
    LOG.debug("running: {}", commandString);

    final Map<String, String> environment = new HashMap<String, String>(System.getenv());
    environment.put("COLUMNS", "2000");
    DataInputStream input = null;
    PipedInputStream pis = null;//from   w  ww.  j a  v a  2 s  .co  m
    OutputSuckingParser parser = null;
    String outputText = null;
    final DefaultExecutor executor = new DefaultExecutor();

    final PipedOutputStream output = new PipedOutputStream();
    final PumpStreamHandler streamHandler = new PumpStreamHandler(output, output);
    executor.setWatchdog(new ExecuteWatchdog(m_maxProcessWait));
    executor.setStreamHandler(streamHandler);
    if (ignoreExitCode) {
        executor.setExitValues(null);
    }

    try {
        LOG.trace("executing '{}'", commandString);
        pis = new PipedInputStream(output);
        input = new DataInputStream(pis);
        parser = new OutputSuckingParser(input);
        parser.start();
        final int exitValue = executor.execute(command, environment);
        IOUtils.closeQuietly(output);
        parser.join(m_maxProcessWait);
        if (!ignoreExitCode && exitValue != 0) {
            LOG.debug("error running '{}': exit value was {}", commandString, exitValue);
        } else {
            outputText = parser.getOutput();
        }
        LOG.trace("finished '{}'", commandString);
    } catch (final Exception e) {
        LOG.debug("Failed to run '{}'", commandString, e);
    } finally {
        IOUtils.closeQuietly(output);
        IOUtils.closeQuietly(input);
        IOUtils.closeQuietly(pis);
    }

    return outputText;
}

From source file:org.openqa.selenium.iphone.IPhoneSimulatorBinary.java

/**
 * Creates a new IPhoneSimulatorBinary that will run the given application on the iPhone
 * Simulator. The simulator will be run using the SDK specified by the
 * {@code webdriver.iphone.sdk} system property.
 * //w w w  .  j av a 2 s. c  o  m
 * @param iWebDriverApp Path to the executable to run on the simulator. This file should specify
 *        the executable that is an immediate child of the {@code iwebDriver.app} directory.
 * @throws IOException If an I/O error occurs.
 */
public IPhoneSimulatorBinary(File iWebDriverApp) {
    System.out.println(String.format("%s launch %s --exit", getIphoneSimPath(),
            iWebDriverApp.getParentFile().getAbsoluteFile()));
    this.commandLine = CommandLine.parse(String.format("%s launch %s --exit", getIphoneSimPath(),
            iWebDriverApp.getParentFile().getAbsoluteFile()));
}

From source file:org.openqa.selenium.iphone.IPhoneSimulatorBinary.java

public void shutdown() {
    try {/*  w ww  .j a v a  2  s.  c o  m*/
        File scriptFile = File.createTempFile("iWebDriver.kill.", ".script");
        FileWriter writer = new FileWriter(scriptFile);
        writer.write("ps ax | grep 'iPhone Simulator' | grep -v grep | awk '{print $1}' | xargs kill");
        writer.flush();
        writer.close();
        FileHandler.makeExecutable(scriptFile);
        CommandLine killCommandLine = CommandLine.parse(scriptFile.getAbsolutePath());
        Executor executor = new DefaultExecutor();
        executor.setStreamHandler(new PumpStreamHandler(null, null));
        getOutputIgnoringExecutor().execute(killCommandLine);
    } catch (Exception ignored) {
    }
    // Wait until the process really quits (nothing is bound to port 3001)
    // TODO something other than Thread.sleep
    // client = new HttpClientFactory().getHttpClient();
    try {
        Thread.sleep(5000);
    } catch (InterruptedException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    exitCode = null;
}

From source file:org.openqa.selenium.iphone.IPhoneSimulatorCommandExecutorTest.java

private void killIphoneSimulatorProcesses() {
    try {//from   ww w .  j a  va2  s. co  m
        File scriptFile = File.createTempFile("iWebDriver.kill.", ".script");
        FileWriter writer = new FileWriter(scriptFile);
        writer.write("ps ax | grep 'iPhone Simulator' | grep -v grep | awk '{print $1}' | xargs kill");
        writer.flush();
        writer.close();
        FileHandler.makeExecutable(scriptFile);
        CommandLine killCommandLine = CommandLine.parse(scriptFile.getAbsolutePath());
        Executor executor = new DefaultExecutor();
        executor.setStreamHandler(new PumpStreamHandler(null, null));
        executor.execute(killCommandLine);
        // need to wait for the port to free up
        // TODO same as needs to be done in IPhoneSimulatorBinary
        Thread.sleep(5000);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:org.robovm.eclipse.internal.AbstractLaunchConfigurationDelegate.java

private List<String> splitArgs(String args) {
    if (args == null || args.trim().length() == 0) {
        return Collections.emptyList();
    }/*from  w ww  .j  a  va  2 s .c o m*/
    String[] parts = CommandLine.parse("foo " + args).toStrings();
    if (parts.length <= 1) {
        return Collections.emptyList();
    }
    List<String> result = new ArrayList<String>(parts.length - 1);
    for (int i = 1; i < parts.length; i++) {
        result.add(unquoteArg(parts[i]));
    }
    return result;
}

From source file:org.robovm.idea.compilation.RoboVmCompileTask.java

public static List<String> splitArgs(String args) {
    if (args == null || args.trim().length() == 0) {
        return new ArrayList<String>();
    }/* www . j  a  va  2 s.  co m*/
    String[] parts = CommandLine.parse("foo " + args).toStrings();
    if (parts.length <= 1) {
        return Collections.emptyList();
    }
    List<String> result = new ArrayList<String>(parts.length - 1);
    for (int i = 1; i < parts.length; i++) {
        result.add(unquoteArg(parts[i]));
    }
    return result;
}