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

Introduction

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

Prototype

public PumpStreamHandler(final OutputStream outAndErr)

Source Link

Document

Construct a new PumpStreamHandler.

Usage

From source file:ro.cosu.vampires.client.executors.fork.ForkExecutor.java

private boolean isNumaEnabled() {
    int exitCode;
    try {/*from  w  w w  .j  a  v  a2 s . c o  m*/
        executor.setStreamHandler(new PumpStreamHandler(new CollectingLogOutputStream()));
        exitCode = executor.execute(CommandLine.parse("numactl --hardware"));

    } catch (IOException e) {
        exitCode = -1;
    }
    return (exitCode == 0);

}

From source file:ro.cosu.vampires.server.resources.local.LocalResource.java

private void execute(CommandLine cmd) throws IOException {
    executor.setWorkingDirectory(Paths.get("").toAbsolutePath().toFile());
    executor.setStreamHandler(new PumpStreamHandler(collectingLogOutputStream));
    // watchdog for 3 hours. a bit excessive ?
    executor.setWatchdog(new ExecuteWatchdog(1000 * 60 * 60 * 3));

    int exitCode = 0;
    try {//from  ww w .j a  va  2  s. c  om
        LOG.debug("execute {}", cmd.toString());
        exitCode = executor.execute(cmd);
        if (exitCode != 0) {
            LOG.error("Output {}", collectingLogOutputStream.getLines());
            throw new IOException("Non zero exit code");
        }
    } catch (IOException e) {
        LOG.debug("{} has failed with error {}: {}", this, exitCode, e);
        LOG.debug("{}", Joiner.on("\n").join(collectingLogOutputStream.getLines()));
        throw e;
    }
}

From source file:util.Utility.java

/**
 * command line execution/*  ww w  . ja v  a 2 s .c  o m*/
 * 
 * @param line command line
 * @return output string of running this command line
 */
public static String exec(String line) {

    //String line = "wc -l " + "/home/hathitrust/solr/ToVM_Solr_related/test/apache-tomcat-6.0.35/bin/proxy_logs/logfile";

    CommandLine command = CommandLine.parse(line);

    DefaultExecutor executor = new DefaultExecutor();

    //int exitValue = executor.execute(command);

    ByteArrayOutputStream stdout = new ByteArrayOutputStream();
    PumpStreamHandler pump_stream_handler = new PumpStreamHandler(stdout);

    executor.setStreamHandler(pump_stream_handler);

    int exitValue = 0;
    try {
        exitValue = executor.execute(command);
    } catch (ExecuteException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }

    // System.out.println(exitValue);

    // System.out.println(stdout.toString());

    return stdout.toString();

}