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

Introduction

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

Prototype

public void setStreamHandler(final ExecuteStreamHandler streamHandler) 

Source Link

Usage

From source file:com.codeabovelab.dm.common.utils.ProcessUtils.java

public static int executeCommand(String command, ExecuteWatchdog watchdog, OutputStream outputStream,
        OutputStream errorStream, InputStream inputStream, Map<String, String> env) {
    CommandLine cmdLine = CommandLine.parse(command);
    DefaultExecutor executor = new DefaultExecutor();
    if (outputStream == null) {
        outputStream = new LogOutputStream() {
            @Override/*  w  w  w.j av  a 2s  .co  m*/
            protected void processLine(String s, int i) {
                log.error(s);
            }
        };
    }
    if (errorStream == null) {
        errorStream = new LogOutputStream() {
            @Override
            protected void processLine(String s, int i) {
                log.error(s);
            }
        };
    }
    executor.setStreamHandler(new PumpStreamHandler(outputStream, errorStream, inputStream));
    executor.setExitValues(new int[] { 0, 1 });
    if (watchdog != null) {
        executor.setWatchdog(watchdog);
    }
    int exitValue;
    try {
        exitValue = executor.execute(cmdLine, env);
    } catch (IOException e) {
        exitValue = 1;
        LOGGER.error("error executing command", e);
    }
    return exitValue;
}

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From source file:com.boundlessgeo.wps.grass.GrassProcesses.java

@DescribeProcess(title = "r.viewshed", description = "Computes the viewshed of a point on an elevation raster map.")
@DescribeResult(description = "area visible from provided location")
public static GridCoverage2D viewshed(
        @DescribeParameter(name = "dem", description = "digitial elevation model") GridCoverage2D dem,
        @DescribeParameter(name = "x", description = "x location in map units") double x,
        @DescribeParameter(name = "y", description = "y location in map units") double y) throws Exception {

    String COMMAND = "viewshed";
    //Stage files in a temporary location
    File geodb = Files.createTempDirectory("grassdata").toFile();
    geodb.deleteOnExit();//from  w  w  w  . ja  va2  s . com
    File location = new File(geodb, COMMAND + Long.toString(random.nextLong()) + "location");

    // stage dem file
    File file = new File(geodb, "dem.tif");
    //The file must exist for FileImageOutputStreamExtImplSpi to create the output stream
    if (!file.exists()) {
        file.getParentFile().mkdirs();
        file.createNewFile();
    }
    final GeoTiffFormat format = new GeoTiffFormat();
    GridCoverageWriter writer = format.getWriter(file);
    writer.write(dem, null);
    LOGGER.info("Staging file:" + file);

    // use file to create location with (returns PERMANENT mapset)
    File mapset = location(location, file);

    DefaultExecutor executor = new DefaultExecutor();
    executor.setWatchdog(new ExecuteWatchdog(60000));
    executor.setStreamHandler(new PumpStreamHandler(System.out));
    executor.setWorkingDirectory(mapset);

    Map<String, String> env = customEnv(geodb, location, mapset);

    // EXPORT IMPORT DEM
    // r.in.gdal input=~/grassdata/viewshed/PERMANENT/dem.tif output=dem --overwrite

    File r_in_gdal = bin("r.in.gdal");
    CommandLine cmd = new CommandLine(r_in_gdal);
    cmd.addArgument("input=${file}");
    cmd.addArgument("output=dem");
    cmd.addArgument("--overwrite");
    cmd.setSubstitutionMap(new KVP("file", file));
    try {
        LOGGER.info(cmd.toString());
        executor.setExitValue(0);
        int exitValue = executor.execute(cmd, env);
    } catch (ExecuteException fail) {
        LOGGER.warning(r_in_gdal.getName() + ":" + fail.getLocalizedMessage());
        throw fail;
    }

    // EXECUTE VIEWSHED
    File r_viewshed = bin("r.viewshed");
    cmd = new CommandLine(r_viewshed);
    cmd.addArgument("input=dem");
    cmd.addArgument("output=viewshed");
    cmd.addArgument("coordinates=${x},${y}");
    cmd.addArgument("--overwrite");
    cmd.setSubstitutionMap(new KVP("x", x, "y", y));

    try {
        LOGGER.info(cmd.toString());
        executor.setExitValue(0);
        int exitValue = executor.execute(cmd, env);
    } catch (ExecuteException fail) {
        LOGGER.warning(r_viewshed.getName() + ":" + fail.getLocalizedMessage());
        throw fail;
    }

    // EXECUTE EXPORT VIEWSHED
    // r.out.gdal --overwrite input=viewshed@PERMANENT output=/Users/jody/grassdata/viewshed/viewshed.tif format=GTiff
    File viewshed = new File(location, "viewshed.tif");

    File r_out_gdal = bin("r.out.gdal");
    cmd = new CommandLine(r_out_gdal);
    cmd.addArgument("input=viewshed");
    cmd.addArgument("output=${viewshed}");
    cmd.addArgument("--overwrite");
    cmd.addArgument("format=GTiff");
    cmd.setSubstitutionMap(new KVP("viewshed", viewshed));

    try {
        LOGGER.info(cmd.toString());
        executor.setExitValue(0);
        int exitValue = executor.execute(cmd, env);
    } catch (ExecuteException fail) {
        LOGGER.warning(r_out_gdal.getName() + ":" + fail.getLocalizedMessage());
        throw fail;
    }

    // STAGE RESULT

    if (!viewshed.exists()) {
        throw new IOException("Generated viweshed.tif not found");
    }
    GeoTiffReader reader = format.getReader(viewshed);
    GridCoverage2D coverage = reader.read(null);
    cleanup(new File(env.get("GISRC")));
    return coverage;
}

---

From source file:com.boundlessgeo.wps.grass.GrassProcesses.java

/**
 * Define a GISBASE/LOCATION_NAME/PERMANENT for the provided dem.
 *
 * The dem is staged in GISBASE/dem.tif and then moved to
 * GISBASE/LOCATION_NAME/PERMANENT/dem.tif
 *
 * @param operation/*from   w  w  w.j a v a 2 s.c o  m*/
 *            Name used for the location on disk
 * @param dem
 *            File used to establish CRS and Bounds for the location
 * @return Array of files consisting of {GISBASE, LOCATION, MAPSET, dem.tif}
 * @throws Exception
 */
static File location(File location, File raster) throws Exception {
    // grass70 + ' -c ' + myfile + ' -e ' + location_path
    CommandLine cmd = new CommandLine(EXEC);
    cmd.addArgument("-c");
    cmd.addArgument("${raster}");
    cmd.addArgument("-e");
    cmd.addArgument("${location}");
    cmd.setSubstitutionMap(new KVP("raster", raster, "location", location));
    LOGGER.info(cmd.toString());

    DefaultExecutor executor = new DefaultExecutor();
    executor.setExitValue(0);
    ExecuteWatchdog watchdog = new ExecuteWatchdog(60000);
    executor.setWatchdog(watchdog);
    executor.setStreamHandler(new PumpStreamHandler(System.out));

    LOGGER.info(cmd.toString());
    try {
        int exitValue = executor.execute(cmd);
    } catch (ExecuteException fail) {
        LOGGER.warning("grass70:" + fail.getLocalizedMessage());
        throw fail;
    }

    File mapset = new File(location, "PERMANENT");
    if (!mapset.exists()) {
        throw new IllegalStateException("Did not create mapset " + mapset);
    }
    return location;
}

---

From source file:com.boundlessgeo.wps.grass.GrassProcesses.java

/**
 * Define a GISBASE/LOCATION_NAME/PERMANENT for the provided dem.
 *
 * The dem is staged in GISBASE/dem.tif and then moved to
 * GISBASE/LOCATION_NAME/PERMANENT/dem.tif
 *
 * @param operation//from   w ww . j a  va  2 s. co m
 *            Name used for the location on disk
 * @param dem
 *            File used to establish CRS and Bounds for the location
 * @return Array of files consisting of {GISBASE, LOCATION, MAPSET, dem.tif}
 * @throws Exception
 */
static File[] location(String operation, GridCoverage2D dem) throws Exception {
    File geodb = new File(System.getProperty("user.home"), "grassdata");
    //File location = Files.createTempDirectory(geodb.toPath(),operation).toFile();
    File location = new File(geodb, operation);
    File mapset = new File(location, "PERMANENT");
    File file = new File(geodb, "dem.tif");

    final GeoTiffFormat format = new GeoTiffFormat();
    GridCoverageWriter writer = format.getWriter(file);
    writer.write(dem, null);
    System.out.println("Staging file:" + file);

    // grass70 + ' -c ' + myfile + ' -e ' + location_path
    CommandLine cmd = new CommandLine(EXEC);
    cmd.addArgument("-c");
    cmd.addArgument("${file}");
    cmd.addArgument("-e");
    cmd.addArgument("${location}");
    cmd.setSubstitutionMap(new KVP("file", file, "location", location));
    LOGGER.info(cmd.toString());

    DefaultExecutor executor = new DefaultExecutor();
    executor.setExitValue(0);
    ExecuteWatchdog watchdog = new ExecuteWatchdog(60000);
    executor.setWatchdog(watchdog);
    executor.setStreamHandler(new PumpStreamHandler(System.out));
    int exitValue = executor.execute(cmd);

    File origional = file;
    file = new File(mapset, file.getName());
    Files.move(origional.toPath(), file.toPath());
    return new File[] { geodb, location, mapset, file };
}

---

From source file:at.treedb.util.Execute.java

public static ExecResult execute(String command, String[] param, Map<String, File> map) {
    DefaultExecutor executor = new DefaultExecutor();
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    CommandLine cmdLine = null;/*ww  w  .  j ava  2  s . c  o  m*/
    int exitValue = 0;
    try {
        PumpStreamHandler streamHandler = new PumpStreamHandler(outputStream);
        cmdLine = new CommandLine(command);
        if (param != null) {
            for (String s : param) {
                s = s.trim();
                if (s.isEmpty()) {
                    continue;
                }
                cmdLine.addArgument(s);
            }
        }
        cmdLine.setSubstitutionMap(map);
        executor.setStreamHandler(streamHandler);
        exitValue = executor.execute(cmdLine);

        return new ExecResult(exitValue, outputStream.toString(), null);
    } catch (Exception e) {
        return new ExecResult(-1, outputStream.toString(), e);
    }

}

---

From source file:com.boundlessgeo.wps.grass.GrassProcesses.java

@DescribeProcess(title = "GRASS Version", description = "Retreive the version of GRASS used for computation")
@DescribeResult(description = "Version")
public static String version() {
    if (EXEC == null) {
        return "unavailable";
    }/*from w  w  w  . jav a  2s .  co m*/
    CommandLine cmd = new CommandLine(EXEC);
    cmd.addArgument("-v");

    DefaultExecutor executor = new DefaultExecutor();
    executor.setExitValue(0);
    ExecuteWatchdog watchdog = new ExecuteWatchdog(60000);
    executor.setWatchdog(watchdog);
    try {
        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        executor.setStreamHandler(new PumpStreamHandler(outputStream));

        LOGGER.info("exec: " + cmd.toString());
        int exitValue = executor.execute(cmd);
        return outputStream.toString();
    } catch (ExecuteException huh) {
        return "exit code: " + huh.getExitValue() + " (" + huh.getMessage() + ")";
    } catch (IOException e) {
        return "unavailable: " + e.getClass().getSimpleName() + ":" + e.getMessage();
    }
}

---

From source file:com.sds.acube.ndisc.mts.xserver.XNDiscServer.java

/**
 * XNDisc Server  ? ?  ?// w  w w  .j  av  a  2  s. c  o m
 * 
 * @return ?? true,  false
 */
private static boolean isXNDiscServerAlive() {
    boolean isAlive = false;

    String HOST = XNDiscConfig.getString(XNDiscConfig.HOST, XNDiscConfig.LOCAL_HOST);
    String PORT = XNDiscConfig.getString(XNDiscConfig.PORT);

    Scanner scanner = null;
    ByteArrayOutputStream baos = null;
    try {
        String os = System.getProperty("os.name").toLowerCase();
        String ostype = (os.contains("windows")) ? "W" : "U";
        CommandLine cmdline = new CommandLine("netstat");
        cmdline.addArgument("-an");
        if (ostype.equals("W")) {
            cmdline.addArgument("-p");
            cmdline.addArgument("\"TCP\"");
        } else { // UNIX ? ? -an ? ?  ?  
            if (XNDiscUtils.isSolaris()) {
                cmdline.addArgument("-P");
                cmdline.addArgument("tcp");
            } else if (XNDiscUtils.isAix()) {
                cmdline.addArgument("-p");
                cmdline.addArgument("TCP");
            }
        }
        DefaultExecutor executor = new DefaultExecutor();
        executor.setExitValue(0);
        baos = new ByteArrayOutputStream();
        PumpStreamHandler sh = new PumpStreamHandler(baos);
        executor.setStreamHandler(sh);
        executor.execute(cmdline);
        String str = baos.toString();
        if (str != null && str.length() > 0) { // ?  XNDisc alive ?(XNDisc Server ? ?)
            scanner = new Scanner(str);
            while (scanner.hasNextLine()) {
                String readline = scanner.nextLine();
                if (readline.contains(HOST) && readline.contains(PORT)
                        && readline.contains(XNDISC_LISTEN_STATUS)) {
                    isAlive = true;
                    break;
                }
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
        isAlive = false;
    } finally {
        try {
            if (scanner != null) {
                scanner.close();
            }
            if (baos != null) {
                baos.close();
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    return isAlive;
}

---

From source file:com.tupilabs.pbs.PBS.java

/**
 * Executes a PBS command.//from  ww  w.  j  a  v  a 2 s . c  o  m
 *
 * @param cmdLine command
 * @param environment env vars
 * @param out output stream
 * @param err err stream
 * @return execute handler
 * @throws ExecuteException if there is an error executing a command
 * @throws IOException in case of an IO problem
 */
static DefaultExecuteResultHandler execute(CommandLine cmdLine, Map<String, String> environment,
        OutputStream out, OutputStream err) throws ExecuteException, IOException {
    DefaultExecuteResultHandler resultHandler = new DefaultExecuteResultHandler();
    ExecuteStreamHandler streamHandler = new PumpStreamHandler(out, err);
    DefaultExecutor executor = new DefaultExecutor();
    executor.setExitValue(0);
    executor.setStreamHandler(streamHandler);
    if (environment != null) {
        executor.execute(cmdLine, environment, resultHandler);
    } else {
        executor.execute(cmdLine, resultHandler);
    }
    return resultHandler;
}

---

From source file:com.vmware.bdd.usermgmt.job.ChangeLocalAccountStateExecutor.java

private void changeLocalAccountState(String argument) {
    //String chefCmd = "sudo /opt/serengeti/sbin/set-password L";
    String sudoCmd = CommonUtil.getCustomizedSudoCmd();
    CommandLine cmdLine = new CommandLine(sudoCmd).addArgument(SET_PASSWORD_COMMAND).addArgument(argument);

    DefaultExecutor executor = new DefaultExecutor();

    executor.setStreamHandler(new PumpStreamHandler(new ExecOutputLogger(LOGGER, false), //output logger
            new ExecOutputLogger(LOGGER, true)) //error logger
    );//from w  ww  .j a  va  2 s . co m

    executor.setWatchdog(new ExecuteWatchdog(1000l * TIMEOUT));

    try {
        int exitVal = executor.execute(cmdLine);
        if (exitVal != 0) {
            throw new UserMgmtExecException("CHANGE_LOCAL_ACCOUNT_STATE_FAIL", null);
        }
    } catch (IOException e) {
        throw new UserMgmtExecException("CHANGE_LOCAL_ACCOUNT_STATE_FAIL", e);
    }
}

---

From source file:com.creactiviti.piper.core.taskhandler.script.Bash.java

@Override
public String handle(Task aTask) throws Exception {
    File scriptFile = File.createTempFile("_script", ".sh");
    File logFile = File.createTempFile("log", null);
    FileUtils.writeStringToFile(scriptFile, aTask.getRequiredString("script"));
    try (PrintStream stream = new PrintStream(logFile);) {
        Process chmod = Runtime.getRuntime().exec(String.format("chmod u+x %s", scriptFile.getAbsolutePath()));
        int chmodRetCode = chmod.waitFor();
        if (chmodRetCode != 0) {
            throw new ExecuteException("Failed to chmod", chmodRetCode);
        }//w  ww .ja  v  a 2s  .  c om
        CommandLine cmd = new CommandLine(scriptFile.getAbsolutePath());
        logger.debug("{}", cmd);
        DefaultExecutor exec = new DefaultExecutor();
        exec.setStreamHandler(new PumpStreamHandler(stream));
        exec.execute(cmd);
        return FileUtils.readFileToString(logFile);
    } catch (ExecuteException e) {
        throw new ExecuteException(e.getMessage(), e.getExitValue(),
                new RuntimeException(FileUtils.readFileToString(logFile)));
    } finally {
        FileUtils.deleteQuietly(logFile);
        FileUtils.deleteQuietly(scriptFile);
    }
}

---

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