Examples of org.apache.commons.exec.PumpStreamHandler

org.apache.commons.exec.PumpStreamHandler
Copies standard output and error of subprocesses to standard output and error of the parent process. If output or error stream are set to null, any feedback from that stream will be lost.

        Executor exec = new DefaultExecutor();
        Map<String, String> env = new HashMap<String, String>(System.getenv());
//        env.put("path", ";");
//        env.put("path", System.getProperty("java.home"));


        ExecuteStreamHandler handler = new PumpStreamHandler(System.out, System.err, System.in);
        exec.setStreamHandler(handler);
        exec.setWorkingDirectory(getWorkingDirectory());


        int status;
        try {

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        cl.addArgument("-jar");
        cl.addArgument(jarToExecute.getAbsolutePath());
        cl.addArgument("-p");
        cl.addArgument(String.valueOf(serverPort));
        log.info("Executing " + cl);
        e.setStreamHandler(new PumpStreamHandler());
        e.setProcessDestroyer(new ShutdownHookProcessDestroyer());
        e.execute(cl, h);
    }

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    protected int executeCommandLine( Executor exec, CommandLine commandLine, Map enviro, OutputStream out,
                                      OutputStream err )
        throws ExecuteException, IOException
    {
        exec.setStreamHandler( new PumpStreamHandler( out, err, System.in ) );
        return exec.execute( commandLine, enviro );
    }

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            {
                getLog( ).error( "An error occurred executing background process with command line [" + commandLine
                        + "].", e );
            }
        };
        exec.setStreamHandler( new PumpStreamHandler( out, err, System.in ) );
        // Kill the process when this JVM exits.
        exec.setProcessDestroyer( new ShutdownHookProcessDestroyer( ) );
        exec.execute( commandLine, enviro, resultHandler );


        if ( backgroundPollingAddress != null )

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        commandLine.addArgument(command);
        commandLine.addArguments(args);
        DefaultExecutor executor = new DefaultExecutor();
        ExecuteWatchdog watchdog = new ExecuteWatchdog(timeout);
        executor.setWatchdog(watchdog);
        executor.setStreamHandler(new PumpStreamHandler());
        return doExecution(executor, commandLine, newEnv);
    }

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        Map<Object, Object> newEnv = this.copyEnvironmentVariables();
        DefaultExecutor executor = new DefaultExecutor();
        ExecuteWatchdog watchdog = new ExecuteWatchdog(timeout);
        executor.setWatchdog(watchdog);
        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        PumpStreamHandler streamHandler = new PumpStreamHandler(outputStream);
        executor.setStreamHandler(streamHandler);
        if (this.doExecution(executor, new CommandLine(this.muleBin).addArgument("status"), newEnv) == 0)
        {
            Matcher matcher = STATUS_PATTERN.matcher(outputStream.toString());
            if (matcher.find())

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        CommandLine cmdLine = CommandLine.parse(command);
        DefaultExecutor executor = new DefaultExecutor();
        Map<String, String> env = addEnvProperties(envVars);
        ExecuteWatchdog watchDog = new ExecuteWatchdog(TIMEOUT);
        executor.setWatchdog(watchDog);
        executor.setStreamHandler(new PumpStreamHandler());
        int result = executor.execute(cmdLine, env);
        if (executor.isFailure(result))
        {
            if (watchDog.killedProcess())
            {

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        displayCmd(displayCmd, cmd);
        Executor exec = new DefaultExecutor();


        //err and out are redirected to out
        if (!_redirectToLog) {
          exec.setStreamHandler(new PumpStreamHandler(System.out, System.err, System.in));
        } else {
            exec.setStreamHandler(new PumpStreamHandler(new LogOutputStream() {
                private LevelState _previous = new LevelState();
                
                @Override
                protected void processLine(String line, int level) {
                  try {

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    // Setup stdout and stderr
    int nbytes = appConf.getInt(AppConfig.EXEC_MAX_BYTES_NAME, -1);
    ByteArrayOutputStream outStream = new MaxByteArrayOutputStream(nbytes);
    ByteArrayOutputStream errStream = new MaxByteArrayOutputStream(nbytes);
    executor.setStreamHandler(new PumpStreamHandler(outStream, errStream));


    // Only run for N milliseconds
    int timeout = appConf.getInt(AppConfig.EXEC_TIMEOUT_NAME, 0);
    ExecuteWatchdog watchdog = new ExecuteWatchdog(timeout);
    executor.setWatchdog(watchdog);

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  {
    LOG.debug("Execute command : {}", command);


    CommandLine cmdLine = CommandLine.parse(command);
    DefaultExecutor executor = new DefaultExecutor();
    executor.setStreamHandler(new PumpStreamHandler(out, err));


    int exitValue = executor.execute(cmdLine);
    LOG.debug("Execution finished with exit code : {}", exitValue);
    return exitValue;
  }

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