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

Introduction

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

Prototype

DaemonExecutor

Source Link

Usage

From source file:org.apache.karaf.decanter.kibana6.KibanaController.java

public KibanaController(File workingDirectory) {
    this.workingDirectory = workingDirectory;
    this.workingDirectory.mkdirs();
    this.executor = new DaemonExecutor();
    PumpStreamHandler pumpStreamHandler = new PumpStreamHandler(new LogOutputStream() {
        @Override//from   ww w  .jav a  2 s  . c o m
        protected void processLine(String line, int logLevel) {
            KIBANA_LOGGER.info(line);
        }
    });
    executor.setStreamHandler(pumpStreamHandler);
    executor.setWatchdog(new ExecuteWatchdog(ExecuteWatchdog.INFINITE_TIMEOUT));
    executeResultHandler = new DefaultExecuteResultHandler();
}

---

From source file:org.fuin.esmp.EventStoreStartMojo.java

@Override
protected final void executeGoal() throws MojoExecutionException {
    init();/* w w w.j av  a 2  s  . c  om*/

    LOG.info("command={}", command);
    LOG.info("arguments={}", Arrays.toString(arguments));

    final CommandLine cmdLine = createCommandLine();
    final DefaultExecuteResultHandler resultHandler = new DefaultExecuteResultHandler();
    final DaemonExecutor executor = new DaemonExecutor();
    try {
        final ByteArrayOutputStream bos = new ByteArrayOutputStream();
        final PumpStreamHandler psh = new PumpStreamHandler(bos);
        executor.setStreamHandler(psh);
        executor.setWorkingDirectory(getEventStoreDir());
        executor.execute(cmdLine, resultHandler);
        final List<String> messages = waitForHttpServer(resultHandler, bos);
        logDebug(messages);
        final String pid = extractPid(messages);
        LOG.info("Event store process ID: {}", pid);
        writePid(pid);
    } catch (final IOException ex) {
        throw new MojoExecutionException("Error executing the command line: " + cmdLine, ex);
    }
}

---

From source file:org.lucidj.launcher.Launcher.java

private boolean launch_cmdline(CommandLine cmdline) {
    // TODO: HANDLE CTRL+C SHUTDOWN BUG
    DaemonExecutor executor = new DaemonExecutor();

    // Do NOT destroy processes on VM exit
    executor.setProcessDestroyer(null);/*from w w  w  . j av a  2s.  c o  m*/

    // Wait a resonable amount of time for process start
    watchdog = new LauncherWatchdog(15000);
    executor.setWatchdog(watchdog);

    try {
        // TODO: DUMP stdout/stderr
        if (daemon_mode) {
            // Launch and waits until the process becomes alive
            executor.execute(cmdline, this);
            watchdog.waitForProcessStarted();
        } else {
            // Synchronous run
            executor.execute(cmdline);
        }
    } catch (Exception e) {
        System.out.println("Exception on exec: " + e.toString());
    }

    if (watchdog.failureReason() != null) {
        System.out.println("Launcher: Failed: " + watchdog.failureReason().toString());
        return (false);
    }

    System.out.println("Launcher: Successful");
    return (true);
}

---