Example usage for java.lang Process waitFor

List of usage examples for java.lang Process waitFor

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Introduction

In this page you can find the example usage for java.lang Process waitFor.

Prototype

public abstract int waitFor() throws InterruptedException;

Source Link

Document

Causes the current thread to wait, if necessary, until the process represented by this Process object has terminated.

Usage

From source file:com.streamsets.datacollector.util.ClusterUtil.java

public static void killYarnApp(String testName) throws Exception {
    // TODO - remove this hack
    // We dont know app id, but yarn creates its data dir under $HOME/target/TESTNAME, so kill the process by
    // grep for the yarn testname
    String killCmd = signalCommand(testName, "SIGKILL");
    LOG.info("Signal kill command to yarn app " + killCmd);
    String[] killCommand = new String[] { "/usr/bin/env", "bash", "-c", killCmd };
    Process p = Runtime.getRuntime().exec(killCommand);
    p.waitFor();
    BufferedReader reader = new BufferedReader(new InputStreamReader(p.getInputStream()));
    String line = "";
    LOG.info("Process output is ");
    while ((line = reader.readLine()) != null) {
        LOG.debug(line + "\n");
    }/*from  www .j  av  a2s  .c  o  m*/
}

From source file:com.unresyst.DealRecommender.java

private static String runCommand(String... commands) throws IOException, InterruptedException {
    // generate a script file containg the command to run
    final File scriptFile = new File("/tmp/runcommand.sh");
    PrintWriter w = new PrintWriter(scriptFile);
    w.println("#!/bin/sh");
    for (String command : commands) {
        w.println(command);//from  w  w  w  . ja v a 2 s.c om
    }
    w.close();

    // make the script executable
    //System.out.println("absolute path: " + scriptFile.getAbsolutePath());
    Process p = Runtime.getRuntime().exec("chmod +x " + scriptFile.getAbsolutePath());
    p.waitFor();

    // execute the script
    p = Runtime.getRuntime().exec(scriptFile.getAbsolutePath());
    p.waitFor();
    BufferedReader stdin = new BufferedReader(new InputStreamReader(p.getInputStream()));
    BufferedReader stderr = new BufferedReader(new InputStreamReader(p.getErrorStream()));
    String toReturn = "";
    String line = "";
    while ((line = stdin.readLine()) != null) {
        toReturn += line + "\n";
    }
    while ((line = stderr.readLine()) != null) {
        toReturn += "err: " + line + "\n";
    }

    scriptFile.delete();
    return toReturn;
}

From source file:Main.java

public static boolean copyFile(String src, String dest) {
    File test = new File(dest);
    if (!test.exists()) {
        test.mkdirs();//from  w  ww. jav  a2 s.  c om
    }
    Process p;
    try {
        p = Runtime.getRuntime().exec("cp " + src + " " + dest);
    } catch (IOException e) {
        e.printStackTrace();
        return false;
    }
    try {
        p.waitFor();
    } catch (InterruptedException e) {
        e.printStackTrace();
    }
    return true;
}

From source file:net.floodlightcontroller.queuepusher.QueuePusherSwitchMapper.java

/**
 * Runs the given command//from w w w  . j a v a  2s  . co m
 * 
 * @param cmd Command to execute
 * @return 0: (int)exit code 1: (string)stdout 2: (string)stderr
 */

private static Object[] eval(String cmd) {

    Object[] rsp = new Object[3];
    Runtime rt = Runtime.getRuntime();
    Process proc = null;

    try {
        proc = rt.exec(cmd);
        proc.waitFor();
        rsp[0] = proc.exitValue();
    } catch (InterruptedException e) {
        rsp[0] = 1;
    } catch (IOException e) {
        rsp[0] = 1;
    } finally {
        if (proc == null) {
            rsp[0] = 1;
        } else {

            try {

                BufferedReader stdout = new BufferedReader(new InputStreamReader(proc.getInputStream()));
                BufferedReader stderr = new BufferedReader(new InputStreamReader(proc.getErrorStream()));

                String temp;
                StringBuilder sb = new StringBuilder();
                while ((temp = stdout.readLine()) != null) {
                    sb.append(temp);
                }

                rsp[1] = sb.toString();
                sb = new StringBuilder();
                while ((temp = stderr.readLine()) != null) {
                    sb.append(temp);
                }

                rsp[2] = sb.toString();

            } catch (IOException e) {
                rsp[0] = 1;
            }

        }
    }

    return rsp;

}

From source file:com.ms.commons.standalone.utils.Shell.java

public static String exec(String cmd) {
    Process process = null;
    String[] cmds = { "/bin/bash", "-c", cmd, };
    try {//www  .ja  va  2 s.c o  m
        process = new ProcessBuilder(cmds).redirectErrorStream(true).start();
        byte[] buffer = IOUtils.toByteArray(process.getInputStream());
        process.waitFor();
        return new String(buffer, "utf-8");
    } catch (Exception e) {
        logger.error("runtime.exec cmd: " + cmd + " failed", e);
    } finally {
        if (process != null) {
            process.destroy();
        }
    }
    return "";
}

From source file:Main.java

public static void storeBuildPropertyBatched(Context c, String propArgument) {
    StringBuilder propName = new StringBuilder("");
    StringBuilder propValue = new StringBuilder("");
    StringBuilder commandLine = new StringBuilder("");
    boolean isValue = false;
    for (int i = 0; i < propArgument.length(); i++) {
        char ch = propArgument.charAt(i);
        if (ch == '=' && isValue == false) {
            isValue = true;//w w  w  .j ava  2s  .  c om
        } else if (ch == ';') {
            // Store the build property
            if (isBuildPropertyAvaliable(c, propName.toString())) {
                // Change build property manually.
                commandLine.append("busybox sed -i \"s/" + propName.toString() + "=.*/" + propName.toString()
                        + "=" + propValue.toString() + "/g\" /system/build.prop ; ");
            } else {
                // Write new build property manually.
                commandLine.append("echo " + propName.toString() + "=" + propValue.toString()
                        + " >> /system/build.prop ; ");
            }

            // Clear the value
            isValue = false;
            propName = new StringBuilder("");
            propValue = new StringBuilder("");
        } else {
            if (isValue)
                propValue.append(ch);
            else
                propName.append(ch);
        }
    }

    // Execute the process
    Process p = null;
    try {
        remountSystem(c);

        p = runSuCommandAsync(c, commandLine.toString());
        p.waitFor();
    } catch (Exception d) {
        Log.e("Helper", "Failed to batch store build.prop. errcode:" + d.toString());
    }
}

From source file:com.baifendian.swordfish.execserver.common.FunctionUtil.java

/**
 *  udf jar/*  ww w  . java 2 s  .  c  o  m*/
 */
private static void uploadUdfJars(Set<String> resources, String tarDir, String srcDir, Logger logger)
        throws IOException, InterruptedException {
    HdfsClient hdfsClient = HdfsClient.getInstance();

    if (!hdfsClient.exists(tarDir)) {
        hdfsClient.mkdir(tarDir);
    }

    for (String res : resources) {
        // ?, ?
        if (!hdfsClient.exists(String.format("%s/%s", tarDir, res))) {
            String cmd = String.format("hdfs dfs -put %s/%s %s", srcDir, res, tarDir);

            logger.debug("cmd:{}", cmd);

            Process process = Runtime.getRuntime().exec(cmd);
            int ret = process.waitFor();
            if (ret != 0) {
                logger.error("run cmd:" + cmd + " error");

                String msg = IOUtils.toString(process.getErrorStream(), Charset.forName("UTF-8"));

                logger.error(msg);

                throw new ExecException(msg);
            }
        }
    }
}

From source file:name.milesparker.gerrit.analysis.CollectGit.java

protected static void execOuput(String command, String directory, String outputFile) {
    try {//  ww  w . j  a  v  a  2 s  .  c  o  m
        Process process = new ProcessBuilder(StringUtils.split(command)).directory(new File(directory))
                .redirectError(Redirect.INHERIT).redirectOutput(new File(outputFile)).start();
        process.waitFor();
    } catch (IOException e) {
        throw new RuntimeException(e);
    } catch (InterruptedException e) {
        throw new RuntimeException(e);
    }
}

From source file:com.o2d.pkayjava.editor.utils.Overlap2DUtils.java

private static String getMyDocumentsLocation() {
    String myDocuments = null;/*from   ww w  .j  a  va  2 s.  com*/
    try {
        if (SystemUtils.IS_OS_MAC || SystemUtils.IS_OS_MAC_OSX) {
            myDocuments = System.getProperty("user.home") + File.separator + "Documents";
        }
        if (SystemUtils.IS_OS_WINDOWS) {
            Process p = Runtime.getRuntime().exec(
                    "reg query \"HKCU\\Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders\" /v personal");
            p.waitFor();

            InputStream in = p.getInputStream();
            byte[] b = new byte[in.available()];
            in.read(b);
            in.close();

            myDocuments = new String(b);
            myDocuments = myDocuments.split("\\s\\s+")[4];
        }
        if (SystemUtils.IS_OS_LINUX) {
            myDocuments = System.getProperty("user.home") + File.separator + "Documents";
        }

    } catch (Throwable t) {
        t.printStackTrace();
    }

    return myDocuments;
}

From source file:it.iit.genomics.cru.bridges.liftover.ws.LiftOverRun.java

public static Mapping runLiftOver(String genome, String fromAssembly, String toAssembly, String chromosome,
        int start, int end) {

    String liftOverCommand = RESOURCE_BUNDLE.getString("liftOverCommand");

    String liftOverPath = RESOURCE_BUNDLE.getString("liftOverPath");

    String mapChainDir = RESOURCE_BUNDLE.getString("mapChainDir");

    String tmpDir = RESOURCE_BUNDLE.getString("tmpDir");

    Mapping mapping = null;/*from w  w w . j  av  a2  s. com*/

    Runtime r = Runtime.getRuntime();

    String rootFilename = String.format("%s", RandomStringUtils.randomAlphanumeric(8));

    String inputFilename = rootFilename + "-" + fromAssembly + ".bed";
    String outputFilename = rootFilename + "-" + toAssembly + ".bed";
    String unmappedFilename = rootFilename + "-" + "unmapped.bed";

    String mapChain = fromAssembly.toLowerCase() + "To" + toAssembly.toUpperCase().charAt(0)
            + toAssembly.toLowerCase().substring(1) + ".over.chain.gz";

    try {

        File tmpDirFile = new File(tmpDir);

        // if the directory does not exist, create it
        if (false == tmpDirFile.exists()) {
            System.out.println("creating directory: " + tmpDir);
            boolean result = tmpDirFile.mkdir();

            if (result) {
                System.out.println("DIR created");
            }
        }

        // Write input bed file
        File inputFile = new File(tmpDir + inputFilename);
        // if file doesnt exists, then create it
        if (!inputFile.exists()) {
            inputFile.createNewFile();
        }

        FileWriter fw = new FileWriter(inputFile.getAbsoluteFile());
        BufferedWriter bw = new BufferedWriter(fw);
        bw.write(chromosome + "\t" + start + "\t" + end + "\n");
        bw.close();

        String commandArgs = String.format("%s %s %s %s %s", liftOverPath + "/" + liftOverCommand,
                tmpDir + inputFilename, mapChainDir + mapChain, tmpDir + outputFilename,
                tmpDir + unmappedFilename);
        System.out.println(commandArgs);

        Process p = r.exec(commandArgs);

        p.waitFor();

        BufferedReader b = new BufferedReader(new InputStreamReader(p.getInputStream()));
        String line = "";

        while ((line = b.readLine()) != null) {
            System.out.println(line);
        }
        b.close();

        b = new BufferedReader(new FileReader(tmpDir + outputFilename));

        while ((line = b.readLine()) != null) {
            String[] cells = line.split("\t");
            String newChromosome = cells[0];
            int newStart = Integer.parseInt(cells[1]);
            int newEnd = Integer.parseInt(cells[2]);
            mapping = new Mapping(genome, toAssembly, newChromosome, newStart, newEnd);
        }
        b.close();

        // delete
        File delete = new File(tmpDir + inputFilename);
        delete.delete();

        delete = new File(tmpDir + outputFilename);
        delete.delete();

        delete = new File(tmpDir + unmappedFilename);
        delete.delete();

    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (InterruptedException e1) {
        // TODO Auto-generated catch block
        e1.printStackTrace();
    }

    return mapping;
}