Example usage for java.io File pathSeparatorChar

List of usage examples for java.io File pathSeparatorChar

Introduction

In this page you can find the example usage for java.io File pathSeparatorChar.

Prototype

char pathSeparatorChar

To view the source code for java.io File pathSeparatorChar.

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Document

The system-dependent path-separator character.

Usage

From source file:spoon.Launcher.java

protected void processArguments() {
    jsapActualArgs = getArguments();// ww w. ja  va  2 s .c  om

    Environment environment = factory.getEnvironment();
    // environment initialization
    environment.setComplianceLevel(jsapActualArgs.getInt("compliance"));
    environment.setLevel(jsapActualArgs.getString("level"));
    environment.setAutoImports(jsapActualArgs.getBoolean("imports"));
    environment.setNoClasspath(jsapActualArgs.getBoolean("noclasspath"));
    environment.setPreserveLineNumbers(jsapActualArgs.getBoolean("lines"));
    environment.setTabulationSize(jsapActualArgs.getInt("tabsize"));
    environment.useTabulations(jsapActualArgs.getBoolean("tabs"));
    environment.setCopyResources(!jsapActualArgs.getBoolean("no-copy-resources"));
    environment.setCommentEnabled(jsapActualArgs.getBoolean("enable-comments"));
    environment.setShouldCompile(jsapActualArgs.getBoolean("compile"));
    environment.setSelfChecks(jsapActualArgs.getBoolean("disable-model-self-checks"));

    if (getArguments().getString("generate-files") != null) {
        setOutputFilter(getArguments().getString("generate-files").split(":"));
    }

    // now we are ready to create a spoon compiler
    modelBuilder = createCompiler();

    if (getArguments().getString("input") != null) {
        for (String s : getArguments().getString("input").split("[" + File.pathSeparatorChar + "]")) {
            try {
                modelBuilder.addInputSource(SpoonResourceHelper.createResource(new File(s)));
            } catch (FileNotFoundException e) {
                throw new SpoonException(e);
            }
        }
    }

    if (jsapActualArgs.getBoolean("precompile")) {
        modelBuilder.compile(InputType.FILES);
        getEnvironment().setSourceClasspath(new String[] { getEnvironment().getBinaryOutputDirectory() });
    }

    if (getArguments().getFile("output") != null) {
        setSourceOutputDirectory(getArguments().getFile("output"));
    }

    // Adding template from command-line
    if (getArguments().getString("template") != null) {
        for (String s : getArguments().getString("template").split("[" + File.pathSeparatorChar + "]")) {
            try {
                modelBuilder.addTemplateSource(SpoonResourceHelper.createResource(new File(s)));
            } catch (FileNotFoundException e) {
                environment.report(null, Level.ERROR, "Unable to add template file: " + e.getMessage());
                LOGGER.error(e.getMessage(), e);
            }
        }
    }

    if (getArguments().getString("processors") != null) {
        for (String processorName : getArguments().getString("processors").split(File.pathSeparator)) {
            addProcessor(processorName);
        }
    }

}

From source file:org.eclipse.php.composer.core.ComposerService.java

private void addJGitAndPHPPathToPathEnvVar(ICommandExecutor cmd) throws IOException {
    boolean isPathSet = false;

    String phpPath = getPhpPath();
    if (!phpPath.isEmpty()) {
        phpPath += File.pathSeparatorChar;
    }//from   w  w w  .j  a v  a 2s  .  co  m

    for (String envKey : System.getenv().keySet()) {
        String envValue = System.getenv(envKey);
        if ("PATH".equalsIgnoreCase(envKey)) { //$NON-NLS-1$
            if (envValue == null) {
                envValue = ""; //$NON-NLS-1$
            }
            if (!envValue.isEmpty()) {
                envValue += File.pathSeparatorChar;
            }
            envValue += getJGitExecutablePath();
            envValue = phpPath + envValue;
            isPathSet = true;
        }
        cmd.setEnvironmentVar(envKey, envValue);
    }
    if (!isPathSet) {
        // PATH was not available in the environment of the parent process
        cmd.setEnvironmentVar("PATH", phpPath + getJGitExecutablePath()); //$NON-NLS-1$
    }
}

From source file:org.walkmod.gradle.providers.ClassLoaderConfigurationProvider.java

@Override
public void load() throws ConfigurationException {
    if (configuration != null) {

        try {/* w  w w.  ja  v  a2s  . co m*/
            compile();
        } catch (Exception e1) {
            throw new ConfigurationException("Error compiling the project", e1.getCause());
        }
        List<File> classPathList = getClassPathFiles();
        String[] bootPath = System.getProperties().get("sun.boot.class.path").toString()
                .split(Character.toString(File.pathSeparatorChar));
        URL[] classPath = new URL[classPathList.size() + bootPath.length];

        int i = 0;
        for (String lib : bootPath) {

            try {
                classPath[i] = new File(lib).toURI().toURL();
            } catch (MalformedURLException e) {
                throw new ConfigurationException("Invalid URL for the boot classpath entry " + lib,
                        e.getCause());
            }

            i++;
        }

        if (!classPathList.isEmpty()) {

            for (File entry : classPathList) {
                try {
                    classPath[i] = entry.toURI().toURL();
                } catch (MalformedURLException e) {
                    throw new ConfigurationException(
                            "Invalid URL for the dependency " + entry.getAbsolutePath(), e.getCause());
                }
                i++;
            }

        }
        URLClassLoader loader = new URLClassLoader(classPath) {
            @Override
            protected Class<?> loadClass(String name, boolean resolve) throws ClassNotFoundException {
                Class<?> result = null;
                try {
                    result = findClass(name);

                } catch (Throwable e) {

                }
                if (result != null) {
                    return result;
                }

                return super.loadClass(name, resolve);
            }

            @Override
            public Class<?> loadClass(String name) throws ClassNotFoundException {
                return loadClass(name, false);
            }
        };
        configuration.getParameters().put("classLoader", loader);

    }
}

From source file:com.jayway.maven.plugins.android.phase08preparepackage.DexMojo.java

private File generateMainDexClassesFile() throws MojoExecutionException {
    CommandExecutor executor = CommandExecutor.Factory.createDefaultCommmandExecutor();
    executor.setLogger(getLog());//from   w  w  w  .j a  v  a 2s .  c o  m
    List<String> commands = new ArrayList<String>();
    commands.add("--output");

    File mainDexClasses = new File(targetDirectory, "mainDexClasses.txt");
    commands.add(mainDexClasses.getAbsolutePath());

    Set<File> inputFiles = getDexInputFiles();
    StringBuilder sb = new StringBuilder();
    sb.append('"').append(StringUtils.join(inputFiles, File.pathSeparatorChar)).append('"');
    commands.add(sb.toString());

    String executable = getAndroidSdk().getMainDexClasses().getAbsolutePath();
    try {
        executor.executeCommand(executable, commands, project.getBasedir(), false);
    } catch (ExecutionException ex) {
        throw new MojoExecutionException("Failed to execute mainDexClasses", ex);
    }
    return mainDexClasses;
}

From source file:de.huberlin.wbi.hiway.common.Client.java

/**
 * Main run function for the client.//from ww  w. j av a2 s  .  co  m
 * 
 * @return true if application completed successfully.
 */
private boolean run() throws IOException, YarnException {

    /* log */ System.out.println("Running Client");

    yarnClient.start();
    YarnClusterMetrics clusterMetrics = yarnClient.getYarnClusterMetrics();

    /* log */ System.out.println(
            "Got Cluster metric info from ASM" + ", numNodeManagers=" + clusterMetrics.getNumNodeManagers());

    List<NodeReport> clusterNodeReports = yarnClient.getNodeReports(NodeState.RUNNING);
    /* log */ System.out.println("Got Cluster node info from ASM");
    /* log */ for (NodeReport node : clusterNodeReports)
        System.out.println("Got node report from ASM for" + ", nodeId=" + node.getNodeId() + ", nodeAddress"
                + node.getHttpAddress() + ", nodeRackName" + node.getRackName() + ", nodeNumContainers"
                + node.getNumContainers());

    QueueInfo queueInfo = yarnClient.getQueueInfo(this.amQueue);
    /* log */ System.out.println("Queue info" + ", queueName=" + queueInfo.getQueueName()
            + ", queueCurrentCapacity=" + queueInfo.getCurrentCapacity() + ", queueMaxCapacity="
            + queueInfo.getMaximumCapacity() + ", queueApplicationCount=" + queueInfo.getApplications().size()
            + ", queueChildQueueCount=" + queueInfo.getChildQueues().size());

    List<QueueUserACLInfo> listAclInfo = yarnClient.getQueueAclsInfo();
    /* log */ for (QueueUserACLInfo aclInfo : listAclInfo)
        for (QueueACL userAcl : aclInfo.getUserAcls())
            System.out.println("User ACL Info for Queue" + ", queueName=" + aclInfo.getQueueName()
                    + ", userAcl=" + userAcl.name());

    // Get a new application id
    YarnClientApplication app = yarnClient.createApplication();
    GetNewApplicationResponse appResponse = app.getNewApplicationResponse();

    // Get min/max resource capabilities from RM and change memory ask if needed
    int maxVC = appResponse.getMaximumResourceCapability().getVirtualCores();
    /* log */ System.out.println("Max vCores capabililty of resources in this cluster " + maxVC);
    int maxMem = appResponse.getMaximumResourceCapability().getMemory();
    /* log */ System.out.println("Max mem capabililty of resources in this cluster " + maxMem);
    // A resource ask cannot exceed the max.
    if (amVCores > maxVC) {
        /* log */ System.out.println("AM vCores specified above max threshold of cluster. Using max value."
                + ", specified=" + amVCores + ", max=" + maxVC);
        amVCores = maxVC;
    }
    if (amMemory > maxMem) {
        /* log */ System.out.println("AM memory specified above max threshold of cluster. Using max value."
                + ", specified=" + amMemory + ", max=" + maxMem);
        amMemory = maxMem;
    }

    // set the application name
    ApplicationSubmissionContext appContext = app.getApplicationSubmissionContext();
    appContext.setApplicationType(conf.get(HiWayConfiguration.HIWAY_AM_APPLICATION_TYPE,
            HiWayConfiguration.HIWAY_AM_APPLICATION_TYPE_DEFAULT));
    appContext.setApplicationName("run " + workflowParam + " (type: " + workflowType.toString() + ")");
    ApplicationId appId = appContext.getApplicationId();
    String hdfsBaseDirectoryName = conf.get(HiWayConfiguration.HIWAY_AM_DIRECTORY_BASE,
            HiWayConfiguration.HIWAY_AM_DIRECTORY_BASE_DEFAULT);
    String hdfsSandboxDirectoryName = conf.get(HiWayConfiguration.HIWAY_AM_DIRECTORY_CACHE,
            HiWayConfiguration.HIWAY_AM_DIRECTORY_CACHE_DEFAULT);
    Path hdfsBaseDirectory = new Path(new Path(hdfs.getUri()), hdfsBaseDirectoryName);
    Data.setHdfsBaseDirectory(hdfsBaseDirectory);
    Path hdfsSandboxDirectory = new Path(hdfsBaseDirectory, hdfsSandboxDirectoryName);
    Path hdfsApplicationDirectory = new Path(hdfsSandboxDirectory, appId.toString());
    Data.setHdfsApplicationDirectory(hdfsApplicationDirectory);
    Data.setHdfs(hdfs);

    Path wfSource, wfDest, wfTemp = null;
    try {
        wfSource = new Path(new URI(workflowParam).getPath());
    } catch (URISyntaxException e) {
        wfSource = new Path(workflowParam);
    }
    wfDest = new Path(hdfsApplicationDirectory + "/" + wfSource.getName());

    // (1) if workflow file in hdfs, then transfer to temp file in local fs
    if (hdfs.exists(wfSource)) {
        wfTemp = new Path("./." + wfSource.getName());
        System.out.println("Workflow found in HDFS at location " + wfSource);
        hdfs.copyToLocalFile(false, wfSource, wfTemp);
    }

    // (2) if galaxy workflow, then copy and replace input ports
    if (workflowType.equals(HiWayConfiguration.HIWAY_WORKFLOW_LANGUAGE_OPTS.galaxy)) {
        wfTemp = preProcessGalaxyWorkflow(wfSource, wfTemp);
    }

    if (wfTemp != null) {
        hdfs.copyFromLocalFile(wfTemp, wfDest);
        new File(wfTemp.toString()).delete();
    } else {
        hdfs.copyFromLocalFile(wfSource, wfDest);
    }

    if (summaryPath != null)
        summary = new Data(summaryPath);
    if (customMemPath != null)
        (new Data(customMemPath)).stageOut();

    // Set up the container launch context for the application master
    ContainerLaunchContext amContainer = Records.newRecord(ContainerLaunchContext.class);

    /* set the env variables to be setup in the env where the application master will be run */
    System.out.println("Set the environment for the application master");
    Map<String, String> env = new HashMap<>();

    StringBuilder classPathEnv = new StringBuilder(Environment.CLASSPATH.$()).append(File.pathSeparatorChar)
            .append("./*");
    for (String c : conf.getStrings(YarnConfiguration.YARN_APPLICATION_CLASSPATH,
            YarnConfiguration.DEFAULT_YARN_APPLICATION_CLASSPATH)) {
        classPathEnv.append(':');
        classPathEnv.append(File.pathSeparatorChar);
        classPathEnv.append(c.trim());
    }

    if (conf.getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, false)) {
        classPathEnv.append(':');
        classPathEnv.append(System.getProperty("java.class.path"));
    }

    env.put("CLASSPATH", classPathEnv.toString());

    amContainer.setEnvironment(env);

    // Set the necessary command to execute the application master
    Vector<CharSequence> vargs = new Vector<>(30);

    // Set java executable command
    System.out.println("Setting up app master command");
    vargs.add(Environment.JAVA_HOME.$() + "/bin/java");
    if (HiWayConfiguration.debug)
        vargs.add(
                "-Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.port=9010 -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false");
    // Set Xmx based on am memory size
    vargs.add("-Xmx" + amMemory + "m");
    vargs.add("-Xss" + "16m");
    // Set class name

    switch (workflowType) {
    case dax:
        vargs.add(HiWayConfiguration.HIWAY_WORKFLOW_LANGUAGE_DAX_AM_CLASS);
        break;
    case log:
        vargs.add(HiWayConfiguration.HIWAY_WORKFLOW_LANGUAGE_LOG_AM_CLASS);
        break;
    case galaxy:
        vargs.add(HiWayConfiguration.HIWAY_WORKFLOW_LANGUAGE_GALAXY_AM_CLASS);
        break;
    case cuneiformE:
        vargs.add(HiWayConfiguration.HIWAY_WORKFLOW_LANGUAGE_CUNEIFORME_AM_CLASS);
        break;
    default:
        vargs.add(HiWayConfiguration.HIWAY_WORKFLOW_LANGUAGE_CUNEIFORMJ_AM_CLASS);
    }

    vargs.add("--scheduler " + schedulerName.toString());
    if (memory != null)
        vargs.add("--memory " + memory);
    if (summary != null)
        vargs.add("--summary " + summary.getName());
    if (customMemPath != null)
        vargs.add("--custom " + customMemPath);
    vargs.add("--appid " + appId.toString());
    if (HiWayConfiguration.debug)
        vargs.add("--debug");
    if (HiWayConfiguration.verbose)
        vargs.add("--verbose");
    vargs.add(workflowParam);
    vargs.add("> >(tee AppMaster.stdout " + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/AppMaster.stdout)");
    vargs.add("2> >(tee AppMaster.stderr " + ApplicationConstants.LOG_DIR_EXPANSION_VAR
            + "/AppMaster.stderr >&2)");

    // Get final command
    StringBuilder command = new StringBuilder();
    for (CharSequence str : vargs) {
        command.append(str).append(" ");
    }

    System.out.println("Completed setting up app master command " + command.toString());
    List<String> commands = new ArrayList<>();
    commands.add(command.toString());
    amContainer.setCommands(commands);

    // Set up resource type requirements
    Resource capability = Records.newRecord(Resource.class);
    capability.setVirtualCores(amVCores);
    capability.setMemory(amMemory);
    appContext.setResource(capability);

    // Setup security tokens
    if (UserGroupInformation.isSecurityEnabled()) {
        Credentials credentials = new Credentials();
        String tokenRenewer = conf.get(YarnConfiguration.RM_PRINCIPAL);
        if (tokenRenewer == null || tokenRenewer.length() == 0) {
            throw new IOException("Can't get Master Kerberos principal for the RM to use as renewer");
        }

        // For now, only getting tokens for the default file-system.
        final Token<?> tokens[] = hdfs.addDelegationTokens(tokenRenewer, credentials);
        if (tokens != null) {
            for (Token<?> token : tokens) {
                System.out.println("Got dt for " + hdfs.getUri() + "; " + token);
            }
        }
        try (DataOutputBuffer dob = new DataOutputBuffer()) {
            credentials.writeTokenStorageToStream(dob);
            ByteBuffer fsTokens = ByteBuffer.wrap(dob.getData(), 0, dob.getLength());
            amContainer.setTokens(fsTokens);
        }
    }

    appContext.setAMContainerSpec(amContainer);

    // Set the priority for the application master
    Priority pri = Records.newRecord(Priority.class);
    pri.setPriority(amPriority);
    appContext.setPriority(pri);

    // Set the queue to which this application is to be submitted in the RM
    appContext.setQueue(amQueue);

    // Submit the application to the applications manager
    /* log */ System.out.println("Submitting application to ASM");
    yarnClient.submitApplication(appContext);

    // Monitor the application
    boolean success = monitorApplication(appId);

    if (success && summary != null) {
        summary.stageIn();
    }

    return success;

}

From source file:com.zqh.hadoop.moya.core.yarn.Client.java

/**
 * Main run function for the client//from   w w  w  .  ja  va2 s. co m
 *
 * @return true if application completed successfully
 * @throws java.io.IOException
 * @throws org.apache.hadoop.yarn.exceptions.YarnException
 */
public boolean run() throws IOException, YarnException {

    LOG.info("Running Client");
    yarnClient.start();

    YarnClusterMetrics clusterMetrics = yarnClient.getYarnClusterMetrics();
    LOG.info("Got Cluster metric info from ASM" + ", numNodeManagers=" + clusterMetrics.getNumNodeManagers());

    List<NodeReport> clusterNodeReports = yarnClient.getNodeReports();
    LOG.info("Got Cluster node info from ASM");
    for (NodeReport node : clusterNodeReports) {
        LOG.info("Got node report from ASM for" + ", nodeId=" + node.getNodeId() + ", nodeAddress"
                + node.getHttpAddress() + ", nodeRackName" + node.getRackName() + ", nodeNumContainers"
                + node.getNumContainers());
    }

    QueueInfo queueInfo = yarnClient.getQueueInfo(this.amQueue);
    LOG.info("Queue info" + ", queueName=" + queueInfo.getQueueName() + ", queueCurrentCapacity="
            + queueInfo.getCurrentCapacity() + ", queueMaxCapacity=" + queueInfo.getMaximumCapacity()
            + ", queueApplicationCount=" + queueInfo.getApplications().size() + ", queueChildQueueCount="
            + queueInfo.getChildQueues().size());

    List<QueueUserACLInfo> listAclInfo = yarnClient.getQueueAclsInfo();
    for (QueueUserACLInfo aclInfo : listAclInfo) {
        for (QueueACL userAcl : aclInfo.getUserAcls()) {
            LOG.info("User ACL Info for Queue" + ", queueName=" + aclInfo.getQueueName() + ", userAcl="
                    + userAcl.name());
        }
    }

    // Get a new application id
    YarnClientApplication app = yarnClient.createApplication();
    GetNewApplicationResponse appResponse = app.getNewApplicationResponse();
    // TODO get min/max resource capabilities from RM and change memory ask
    // if needed
    // If we do not have min/max, we may not be able to correctly request
    // the required resources from the RM for the app master
    // Memory ask has to be a multiple of min and less than max.
    // Dump out information about cluster capability as seen by the resource
    // manager
    int maxMem = appResponse.getMaximumResourceCapability().getMemory();
    LOG.info("Max mem capabililty of resources in this cluster " + maxMem);

    // A resource ask cannot exceed the max.
    if (amMemory > maxMem) {
        LOG.info("AM memory specified above max threshold of cluster. Using max value." + ", specified="
                + amMemory + ", max=" + maxMem);
        amMemory = maxMem;
    }

    // set the application name
    ApplicationSubmissionContext appContext = app.getApplicationSubmissionContext();
    ApplicationId appId = appContext.getApplicationId();
    appContext.setApplicationName(appName);

    // Set up the container launch context for the application master
    ContainerLaunchContext amContainer = Records.newRecord(ContainerLaunchContext.class);

    // set local resources for the application master
    // local files or archives as needed
    // In this scenario, the jar file for the application master is part of
    // the local resources
    Map<String, LocalResource> localResources = new HashMap<String, LocalResource>();

    LOG.info("Copy App Master jar from local filesystem and add to local environment");
    // Copy the application master jar to the filesystem
    // Create a local resource to point to the destination jar path
    FileSystem fs = FileSystem.get(conf);
    Path src = new Path(appMasterJar);
    String pathSuffix = appName + "/" + appId.getId() + "/AppMaster.jar";
    Path dst = new Path(fs.getHomeDirectory(), pathSuffix);
    fs.copyFromLocalFile(false, true, src, dst);
    FileStatus destStatus = fs.getFileStatus(dst);
    LocalResource amJarRsrc = Records.newRecord(LocalResource.class);

    // Set the type of resource - file or archive
    // archives are untarred at destination
    // we don't need the jar file to be untarred
    amJarRsrc.setType(LocalResourceType.FILE);
    // Set visibility of the resource
    // Setting to most private option
    amJarRsrc.setVisibility(LocalResourceVisibility.APPLICATION);
    // Set the resource to be copied over
    amJarRsrc.setResource(ConverterUtils.getYarnUrlFromPath(dst));
    // Set timestamp and length of file so that the framework
    // can do basic sanity checks for the local resource
    // after it has been copied over to ensure it is the same
    // resource the client intended to use with the application
    amJarRsrc.setTimestamp(destStatus.getModificationTime());
    amJarRsrc.setSize(destStatus.getLen());
    localResources.put("AppMaster.jar", amJarRsrc);

    // Setup App Master Constants
    String amJarLocation = "";
    long amJarLen = 0;
    long amJarTimestamp = 0;

    // adding info so we can add the jar to the App master container path
    amJarLocation = dst.toUri().toString();
    FileStatus shellFileStatus = fs.getFileStatus(dst);
    amJarLen = shellFileStatus.getLen();
    amJarTimestamp = shellFileStatus.getModificationTime();

    // ADD libs needed that will be untared
    // Keep it all archived for now so add it as a file...
    src = new Path(localLibJar);
    pathSuffix = appName + "/" + appId.getId() + "/Runnable.jar";
    dst = new Path(fs.getHomeDirectory(), pathSuffix);
    fs.copyFromLocalFile(false, true, src, dst);
    destStatus = fs.getFileStatus(dst);
    LocalResource libsJarRsrc = Records.newRecord(LocalResource.class);
    libsJarRsrc.setType(LocalResourceType.FILE);
    libsJarRsrc.setVisibility(LocalResourceVisibility.APPLICATION);
    libsJarRsrc.setResource(ConverterUtils.getYarnUrlFromPath(dst));
    libsJarRsrc.setTimestamp(destStatus.getModificationTime());
    localResources.put("Runnable.jar", libsJarRsrc);

    // Setup Libs Constants
    String libsLocation = "";
    long libsLen = 0;
    long libsTimestamp = 0;

    // adding info so we can add the jar to the App master container path
    libsLocation = dst.toUri().toString();
    FileStatus libsFileStatus = fs.getFileStatus(dst);
    libsLen = libsFileStatus.getLen();
    libsTimestamp = libsFileStatus.getModificationTime();

    // Set the log4j properties if needed
    if (!log4jPropFile.isEmpty()) {
        Path log4jSrc = new Path(log4jPropFile);
        Path log4jDst = new Path(fs.getHomeDirectory(), "log4j.props");
        fs.copyFromLocalFile(false, true, log4jSrc, log4jDst);
        FileStatus log4jFileStatus = fs.getFileStatus(log4jDst);
        LocalResource log4jRsrc = Records.newRecord(LocalResource.class);
        log4jRsrc.setType(LocalResourceType.FILE);
        log4jRsrc.setVisibility(LocalResourceVisibility.APPLICATION);
        log4jRsrc.setResource(ConverterUtils.getYarnUrlFromURI(log4jDst.toUri()));
        log4jRsrc.setTimestamp(log4jFileStatus.getModificationTime());
        log4jRsrc.setSize(log4jFileStatus.getLen());
        localResources.put("log4j.properties", log4jRsrc);
    }

    // Set local resource info into app master container launch context
    amContainer.setLocalResources(localResources);

    // Set the env variables to be setup in the env where the application
    // master will be run
    LOG.info("Set the environment for the application master");
    Map<String, String> env = new HashMap<String, String>();

    // put the AM jar into env and MOYA Runnable
    // using the env info, the application master will create the correct
    // local resource for the
    // eventual containers that will be launched to execute the shell
    // scripts
    env.put(MConstants.APPLICATIONMASTERJARLOCATION, amJarLocation);
    env.put(MConstants.APPLICATIONMASTERJARTIMESTAMP, Long.toString(amJarTimestamp));
    env.put(MConstants.APPLICATIONMASTERJARLEN, Long.toString(amJarLen));

    env.put(MConstants.LIBSLOCATION, libsLocation);
    env.put(MConstants.LIBSTIMESTAMP, Long.toString(libsTimestamp));
    env.put(MConstants.LIBSLEN, Long.toString(libsLen));

    env.put(MConstants.ZOOKEEPERHOSTS, ZKHosts);

    // Add AppMaster.jar location to classpath
    // At some point we should not be required to add
    // the hadoop specific classpaths to the env.
    // It should be provided out of the box.
    // For now setting all required classpaths including
    // the classpath to "." for the application jar
    StringBuilder classPathEnv = new StringBuilder(Environment.CLASSPATH.$()).append(File.pathSeparatorChar)
            .append("./*");
    for (String c : conf.getStrings(YarnConfiguration.YARN_APPLICATION_CLASSPATH,
            YarnConfiguration.DEFAULT_YARN_APPLICATION_CLASSPATH)) {
        classPathEnv.append(File.pathSeparatorChar);
        classPathEnv.append(c.trim());
    }
    classPathEnv.append(File.pathSeparatorChar).append("./log4j.properties");

    // add the runtime classpath needed for tests to work
    if (conf.getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, false)) {
        classPathEnv.append(':');
        classPathEnv.append(System.getProperty("java.class.path"));
    }

    env.put("CLASSPATH", classPathEnv.toString());

    amContainer.setEnvironment(env);

    // Set the necessary command to execute the application master
    Vector<CharSequence> vargs = new Vector<CharSequence>(30);

    // Set java executable command
    LOG.info("Setting up app master command");
    vargs.add(Environment.JAVA_HOME.$() + "/bin/java");
    // Set Xmx based on am memory size
    vargs.add("-Xmx" + amMemory + "m");
    // Set class name
    vargs.add(appMasterMainClass);
    // Set params for Application Master
    vargs.add("--container_memory " + String.valueOf(containerMemory));
    vargs.add("--num_containers " + String.valueOf(numContainers));
    vargs.add("--priority " + String.valueOf(moyaPriority));
    if (!localLibJar.isEmpty()) {
        vargs.add("--lib " + localLibJar + "");
    }
    if (debugFlag) {
        vargs.add("--debug");
    }

    vargs.add("1>" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/AppMaster.stdout");
    vargs.add("2>" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/AppMaster.stderr");

    // Get final commmand
    StringBuilder command = new StringBuilder();
    for (CharSequence str : vargs) {
        command.append(str).append(" ");
    }

    LOG.info("Completed setting up app master command " + command.toString());
    List<String> commands = new ArrayList<String>();
    commands.add(command.toString());
    amContainer.setCommands(commands);

    // Set up resource type requirements
    // For now, only memory is supported so we set memory requirements
    Resource capability = Records.newRecord(Resource.class);
    capability.setMemory(amMemory);
    appContext.setResource(capability);

    // Service data is a binary blob that can be passed to the application
    // Not needed in this scenario
    // amContainer.setServiceData(serviceData);

    // The following are not required for launching an application master
    // amContainer.setContainerId(containerId);

    appContext.setAMContainerSpec(amContainer);

    // Set the priority for the application master
    Priority pri = Records.newRecord(Priority.class);
    // TODO - what is the range for priority? how to decide?
    pri.setPriority(amPriority);
    appContext.setPriority(pri);

    // Set the queue to which this application is to be submitted in the RM
    appContext.setQueue(amQueue);

    // Submit the application to the applications manager
    // SubmitApplicationResponse submitResp =
    // applicationsManager.submitApplication(appRequest);
    // Ignore the response as either a valid response object is returned on
    // success
    // or an exception thrown to denote some form of a failure
    LOG.info("Submitting application to ASM");

    yarnClient.submitApplication(appContext);

    // TODO
    // Try submitting the same request again
    // app submission failure?

    // Monitor the application
    return monitorApplication(appId);

}

From source file:org.eclipse.php.composer.core.ComposerService.java

private String createClasspath(String... bundles) throws IOException {
    StringBuilder builder = new StringBuilder();
    for (String bundleName : bundles) {
        if (builder.length() > 0) {
            builder.append(File.pathSeparatorChar);
        }/* www.ja  v a  2  s.c  o m*/
        builder.append(getBundleClasspathLocation(bundleName));
    }
    return builder.toString();
}

From source file:com.flyhz.avengers.framework.AvengersClient.java

/**
 * Main run function for the client//from   w  ww .  j  a  v  a 2s. c om
 * 
 * @return true if application completed successfully
 * @throws IOException
 * @throws YarnException
 */
private boolean run(String appName, List<String> commands) throws IOException, YarnException {

    LOG.info("Running Client");

    yarnClient.start();

    YarnClusterMetrics clusterMetrics = yarnClient.getYarnClusterMetrics();
    LOG.info("Got Cluster metric info from ASM" + ", numNodeManagers=" + clusterMetrics.getNumNodeManagers());

    List<NodeReport> clusterNodeReports = yarnClient.getNodeReports(NodeState.RUNNING);
    LOG.info("Got Cluster node info from ASM");
    for (NodeReport node : clusterNodeReports) {
        LOG.info("Got node report from ASM for" + ", nodeId=" + node.getNodeId() + ", nodeAddress"
                + node.getHttpAddress() + ", nodeRackName" + node.getRackName() + ", nodeNumContainers"
                + node.getNumContainers());
    }

    QueueInfo queueInfo = yarnClient.getQueueInfo(this.amQueue);
    LOG.info("Queue info" + ", queueName=" + queueInfo.getQueueName() + ", queueCurrentCapacity="
            + queueInfo.getCurrentCapacity() + ", queueMaxCapacity=" + queueInfo.getMaximumCapacity()
            + ", queueApplicationCount=" + queueInfo.getApplications().size() + ", queueChildQueueCount="
            + queueInfo.getChildQueues().size());

    List<QueueUserACLInfo> listAclInfo = yarnClient.getQueueAclsInfo();
    for (QueueUserACLInfo aclInfo : listAclInfo) {
        for (QueueACL userAcl : aclInfo.getUserAcls()) {
            LOG.info("User ACL Info for Queue" + ", queueName=" + aclInfo.getQueueName() + ", userAcl="
                    + userAcl.name());
        }
    }

    // Get a new application id
    YarnClientApplication app = yarnClient.createApplication();
    GetNewApplicationResponse appResponse = app.getNewApplicationResponse();
    // if needed
    // If we do not have min/max, we may not be able to correctly request
    // the required resources from the RM for the app master
    // Memory ask has to be a multiple of min and less than max.
    // Dump out information about cluster capability as seen by the resource
    // manager
    int maxMem = appResponse.getMaximumResourceCapability().getMemory();
    LOG.info("Max mem capabililty of resources in this cluster " + maxMem);

    // A resource ask cannot exceed the max.
    if (amMemory > maxMem) {
        LOG.info("AM memory specified above max threshold of cluster. Using max value." + ", specified="
                + amMemory + ", max=" + maxMem);
        amMemory = maxMem;
    }

    // set the application name
    ApplicationSubmissionContext appContext = app.getApplicationSubmissionContext();
    ApplicationId appId = appContext.getApplicationId();
    appContext.setApplicationName(appName);

    // Set up the container launch context for the application master
    ContainerLaunchContext amContainer = Records.newRecord(ContainerLaunchContext.class);

    // set local resources for the application master
    // local files or archives as needed
    // In this scenario, the jar file for the application master is part of
    // the local resources
    Map<String, LocalResource> localResources = new HashMap<String, LocalResource>();

    FileSystem fs = DistributedFileSystem.get(conf);
    Path src = new Path(appJar);
    Path dst = new Path(fs.getHomeDirectory(), "avengers/" + batchId + "/avengers.jar");
    if (copy) {
        LOG.info("copy local jar to hdfs");
        fs.copyFromLocalFile(false, true, src, dst);
        copy = false;
    }
    this.hdfsPath = dst.toUri().toString();
    LOG.info("hdfs hdfsPath = {}", dst);
    FileStatus destStatus = fs.getFileStatus(dst);
    LocalResource amJarRsrc = Records.newRecord(LocalResource.class);

    amJarRsrc.setType(LocalResourceType.FILE);
    amJarRsrc.setVisibility(LocalResourceVisibility.APPLICATION);
    LOG.info("YarnURLFromPath ->{}", ConverterUtils.getYarnUrlFromPath(dst));
    amJarRsrc.setResource(ConverterUtils.getYarnUrlFromPath(dst));
    amJarRsrc.setTimestamp(destStatus.getModificationTime());
    amJarRsrc.setSize(destStatus.getLen());
    localResources.put("avengers.jar", amJarRsrc);

    // Set the log4j properties if needed
    if (!log4jPropFile.isEmpty()) {
        Path log4jSrc = new Path(log4jPropFile);
        Path log4jDst = new Path(fs.getHomeDirectory(), "log4j.props");
        fs.copyFromLocalFile(false, true, log4jSrc, log4jDst);
        FileStatus log4jFileStatus = fs.getFileStatus(log4jDst);
        LocalResource log4jRsrc = Records.newRecord(LocalResource.class);
        log4jRsrc.setType(LocalResourceType.FILE);
        log4jRsrc.setVisibility(LocalResourceVisibility.APPLICATION);
        log4jRsrc.setResource(ConverterUtils.getYarnUrlFromURI(log4jDst.toUri()));
        log4jRsrc.setTimestamp(log4jFileStatus.getModificationTime());
        log4jRsrc.setSize(log4jFileStatus.getLen());
        localResources.put("log4j.properties", log4jRsrc);
    }

    // The shell script has to be made available on the final container(s)
    // where it will be executed.
    // To do this, we need to first copy into the filesystem that is visible
    // to the yarn framework.
    // We do not need to set this as a local resource for the application
    // master as the application master does not need it.

    // Set local resource info into app master container launch context
    amContainer.setLocalResources(localResources);

    // Set the necessary security tokens as needed
    // amContainer.setContainerTokens(containerToken);

    // Set the env variables to be setup in the env where the application
    // master will be run
    LOG.info("Set the environment for the application master");
    Map<String, String> env = new HashMap<String, String>();
    StringBuilder classPathEnv = new StringBuilder(Environment.CLASSPATH.$()).append(File.pathSeparatorChar);
    for (String c : conf.getStrings(YarnConfiguration.YARN_APPLICATION_CLASSPATH,
            YarnConfiguration.DEFAULT_YARN_APPLICATION_CLASSPATH)) {
        classPathEnv.append(File.pathSeparatorChar);
        classPathEnv.append(c.trim());
    }
    classPathEnv.append(File.pathSeparatorChar).append("./log4j.properties");

    // add the runtime classpath needed for tests to work
    if (conf.getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, false)) {
        classPathEnv.append(':');
        classPathEnv.append(System.getProperty("java.class.path"));
    }
    LOG.info("CLASSPATH -> " + classPathEnv);
    env.put("CLASSPATH", classPathEnv.toString());

    amContainer.setEnvironment(env);

    for (String cmd : commands) {
        LOG.info("run command {},appId {}", cmd, appId.getId());
    }

    amContainer.setCommands(commands);

    // Set up resource type requirements
    // For now, only memory is supported so we set memory requirements
    Resource capability = Records.newRecord(Resource.class);
    capability.setMemory(amMemory);
    appContext.setResource(capability);

    // Service data is a binary blob that can be passed to the application
    // Not needed in this scenario
    // amContainer.setServiceData(serviceData);

    // Setup security tokens
    if (UserGroupInformation.isSecurityEnabled()) {
        Credentials credentials = new Credentials();
        String tokenRenewer = conf.get(YarnConfiguration.RM_PRINCIPAL);
        if (tokenRenewer == null || tokenRenewer.length() == 0) {
            throw new IOException("Can't get Master Kerberos principal for the RM to use as renewer");
        }

        // For now, only getting tokens for the default file-system.
        final Token<?> tokens[] = fs.addDelegationTokens(tokenRenewer, credentials);
        if (tokens != null) {
            for (Token<?> token : tokens) {
                LOG.info("Got dt for " + fs.getUri() + "; " + token);
            }
        }
        DataOutputBuffer dob = new DataOutputBuffer();
        credentials.writeTokenStorageToStream(dob);
        ByteBuffer fsTokens = ByteBuffer.wrap(dob.getData(), 0, dob.getLength());
        amContainer.setTokens(fsTokens);
    }

    appContext.setAMContainerSpec(amContainer);

    // Set the priority for the application master
    Priority pri = Records.newRecord(Priority.class);
    pri.setPriority(amPriority);
    appContext.setPriority(pri);

    // Set the queue to which this application is to be submitted in the RM
    appContext.setQueue(amQueue);

    // Submit the application to the applications manager
    // SubmitApplicationResponse submitResp =
    // applicationsManager.submitApplication(appRequest);
    // Ignore the response as either a valid response object is returned on
    // success
    // or an exception thrown to denote some form of a failure
    LOG.info("Submitting application to ASM");

    yarnClient.submitApplication(appContext);

    // Try submitting the same request again
    // app submission failure?

    // Monitor the application
    return monitorApplication(appId);

}

From source file:org.orbeon.oxf.processor.JavaProcessor.java

private String buildClassPath(PipelineContext context) throws UnsupportedEncodingException {

    StringBuilder classpath = new StringBuilder();
    StringBuilder jarpath = new StringBuilder();

    String propJarpath = getPropertySet().getString(JARPATH_PROPERTY);
    String propClasspath = getPropertySet().getString(CLASSPATH_PROPERTY);

    // Add class path from properties if available
    if (propClasspath != null)
        classpath.append(propClasspath).append(PATH_SEPARATOR);

    // Add JAR path from properties if available
    if (propJarpath != null)
        jarpath.append(propJarpath).append(PATH_SEPARATOR);

    // Add JAR path and class path from webapp if available
    ExternalContext externalContext = (ExternalContext) context.getAttribute(PipelineContext.EXTERNAL_CONTEXT);
    boolean gotLibDir = false;
    if (externalContext != null) {
        String webInfLibPath = externalContext.getWebAppContext().getRealPath("WEB-INF/lib");
        if (webInfLibPath != null) {
            jarpath.append(webInfLibPath).append(PATH_SEPARATOR);
            gotLibDir = true;//from   ww w . j a  v  a  2  s. c  om
        }
        String webInfClasses = externalContext.getWebAppContext().getRealPath("WEB-INF/classes");
        if (webInfClasses != null)
            classpath.append(webInfClasses).append(PATH_SEPARATOR);
    }

    // Get class path based on class loader hierarchy
    {
        final String pathFromLoaders = SystemUtils.pathFromLoaders(JavaProcessor.class);
        classpath.append(pathFromLoaders);
        if (!pathFromLoaders.endsWith(File.pathSeparator))
            classpath.append(File.pathSeparatorChar);
    }

    if (!gotLibDir) {
        // WEB-INF/lib was not found, this SHOULD mean we are running from the command-line or
        // embedded rather than in a regular web app

        // Try to add directory containing current JAR file
        String pathToCurrentJarDir = SystemUtils.getJarPath(getClass());
        if (pathToCurrentJarDir != null) {
            if (logger.isDebugEnabled())
                logger.debug("Found current JAR directory: " + pathToCurrentJarDir);
            jarpath.append(pathToCurrentJarDir).append(PATH_SEPARATOR);
        }
    }

    for (StringTokenizer tokenizer = new StringTokenizer(jarpath.toString(), PATH_SEPARATOR); tokenizer
            .hasMoreElements();) {
        String path = tokenizer.nextToken();

        // Find jars in path
        File[] jars = new File(path).listFiles(new FileFilter() {
            public boolean accept(File pathname) {
                String absolutePath = pathname.getAbsolutePath();
                return absolutePath.endsWith(".jar") || absolutePath.endsWith(".zip");
            }
        });

        // Add them to string buffer
        if (jars != null) {
            for (int i = 0; i < jars.length; i++)
                classpath.append(jars[i].getAbsolutePath()).append(PATH_SEPARATOR);
        }
    }

    if (logger.isDebugEnabled())
        logger.debug("Classpath: " + classpath.toString());
    return classpath.length() == 0 ? null : classpath.toString();
}

From source file:org.moya.core.yarn.Client.java

/**
 * Main run function for the client//from  ww  w .  j  a va  2s.c om
 * 
 * @return true if application completed successfully
 * @throws IOException
 * @throws YarnException
 */
public boolean run() throws IOException, YarnException {

    LOG.info("Running Client");
    yarnClient.start();

    YarnClusterMetrics clusterMetrics = yarnClient.getYarnClusterMetrics();
    LOG.info("Got Cluster metric info from ASM" + ", numNodeManagers=" + clusterMetrics.getNumNodeManagers());

    List<NodeReport> clusterNodeReports = yarnClient.getNodeReports();
    LOG.info("Got Cluster node info from ASM");
    for (NodeReport node : clusterNodeReports) {
        LOG.info("Got node report from ASM for" + ", nodeId=" + node.getNodeId() + ", nodeAddress"
                + node.getHttpAddress() + ", nodeRackName" + node.getRackName() + ", nodeNumContainers"
                + node.getNumContainers());
    }

    QueueInfo queueInfo = yarnClient.getQueueInfo(this.amQueue);
    LOG.info("Queue info" + ", queueName=" + queueInfo.getQueueName() + ", queueCurrentCapacity="
            + queueInfo.getCurrentCapacity() + ", queueMaxCapacity=" + queueInfo.getMaximumCapacity()
            + ", queueApplicationCount=" + queueInfo.getApplications().size() + ", queueChildQueueCount="
            + queueInfo.getChildQueues().size());

    List<QueueUserACLInfo> listAclInfo = yarnClient.getQueueAclsInfo();
    for (QueueUserACLInfo aclInfo : listAclInfo) {
        for (QueueACL userAcl : aclInfo.getUserAcls()) {
            LOG.info("User ACL Info for Queue" + ", queueName=" + aclInfo.getQueueName() + ", userAcl="
                    + userAcl.name());
        }
    }

    // Get a new application id
    YarnClientApplication app = yarnClient.createApplication();
    GetNewApplicationResponse appResponse = app.getNewApplicationResponse();
    // TODO get min/max resource capabilities from RM and change memory ask
    // if needed
    // If we do not have min/max, we may not be able to correctly request
    // the required resources from the RM for the app master
    // Memory ask has to be a multiple of min and less than max.
    // Dump out information about cluster capability as seen by the resource
    // manager
    int maxMem = appResponse.getMaximumResourceCapability().getMemory();
    LOG.info("Max mem capabililty of resources in this cluster " + maxMem);

    // A resource ask cannot exceed the max.
    if (amMemory > maxMem) {
        LOG.info("AM memory specified above max threshold of cluster. Using max value." + ", specified="
                + amMemory + ", max=" + maxMem);
        amMemory = maxMem;
    }

    // set the application name
    ApplicationSubmissionContext appContext = app.getApplicationSubmissionContext();
    ApplicationId appId = appContext.getApplicationId();
    appContext.setApplicationName(appName);

    // Set up the container launch context for the application master
    ContainerLaunchContext amContainer = Records.newRecord(ContainerLaunchContext.class);

    // set local resources for the application master
    // local files or archives as needed
    // In this scenario, the jar file for the application master is part of
    // the local resources
    Map<String, LocalResource> localResources = new HashMap<String, LocalResource>();

    LOG.info("Copy App Master jar from local filesystem and add to local environment");
    // Copy the application master jar to the filesystem
    // Create a local resource to point to the destination jar path
    FileSystem fs = FileSystem.get(conf);
    Path src = new Path(appMasterJar);
    String pathSuffix = appName + "/" + appId.getId() + "/AppMaster.jar";
    Path dst = new Path(fs.getHomeDirectory(), pathSuffix);
    fs.copyFromLocalFile(false, true, src, dst);
    FileStatus destStatus = fs.getFileStatus(dst);
    LocalResource amJarRsrc = Records.newRecord(LocalResource.class);

    // Set the type of resource - file or archive
    // archives are untarred at destination
    // we don't need the jar file to be untarred 
    amJarRsrc.setType(LocalResourceType.FILE);
    // Set visibility of the resource
    // Setting to most private option
    amJarRsrc.setVisibility(LocalResourceVisibility.APPLICATION);
    // Set the resource to be copied over
    amJarRsrc.setResource(ConverterUtils.getYarnUrlFromPath(dst));
    // Set timestamp and length of file so that the framework
    // can do basic sanity checks for the local resource
    // after it has been copied over to ensure it is the same
    // resource the client intended to use with the application
    amJarRsrc.setTimestamp(destStatus.getModificationTime());
    amJarRsrc.setSize(destStatus.getLen());
    localResources.put("AppMaster.jar", amJarRsrc);

    // Setup App Master Constants
    String amJarLocation = "";
    long amJarLen = 0;
    long amJarTimestamp = 0;

    // adding info so we can add the jar to the App master container path
    amJarLocation = dst.toUri().toString();
    FileStatus shellFileStatus = fs.getFileStatus(dst);
    amJarLen = shellFileStatus.getLen();
    amJarTimestamp = shellFileStatus.getModificationTime();

    // ADD libs needed that will be untared
    // Keep it all archived for now so add it as a file...
    src = new Path(localLibJar);
    pathSuffix = appName + "/" + appId.getId() + "/Runnable.jar";
    dst = new Path(fs.getHomeDirectory(), pathSuffix);
    fs.copyFromLocalFile(false, true, src, dst);
    destStatus = fs.getFileStatus(dst);
    LocalResource libsJarRsrc = Records.newRecord(LocalResource.class);
    libsJarRsrc.setType(LocalResourceType.FILE);
    libsJarRsrc.setVisibility(LocalResourceVisibility.APPLICATION);
    libsJarRsrc.setResource(ConverterUtils.getYarnUrlFromPath(dst));
    libsJarRsrc.setTimestamp(destStatus.getModificationTime());
    localResources.put("Runnable.jar", libsJarRsrc);

    // Setup Libs Constants
    String libsLocation = "";
    long libsLen = 0;
    long libsTimestamp = 0;

    // adding info so we can add the jar to the App master container path
    libsLocation = dst.toUri().toString();
    FileStatus libsFileStatus = fs.getFileStatus(dst);
    libsLen = libsFileStatus.getLen();
    libsTimestamp = libsFileStatus.getModificationTime();

    // Set the log4j properties if needed
    if (!log4jPropFile.isEmpty()) {
        Path log4jSrc = new Path(log4jPropFile);
        Path log4jDst = new Path(fs.getHomeDirectory(), "log4j.props");
        fs.copyFromLocalFile(false, true, log4jSrc, log4jDst);
        FileStatus log4jFileStatus = fs.getFileStatus(log4jDst);
        LocalResource log4jRsrc = Records.newRecord(LocalResource.class);
        log4jRsrc.setType(LocalResourceType.FILE);
        log4jRsrc.setVisibility(LocalResourceVisibility.APPLICATION);
        log4jRsrc.setResource(ConverterUtils.getYarnUrlFromURI(log4jDst.toUri()));
        log4jRsrc.setTimestamp(log4jFileStatus.getModificationTime());
        log4jRsrc.setSize(log4jFileStatus.getLen());
        localResources.put("log4j.properties", log4jRsrc);
    }

    // Set local resource info into app master container launch context
    amContainer.setLocalResources(localResources);

    // Set the env variables to be setup in the env where the application
    // master will be run
    LOG.info("Set the environment for the application master");
    Map<String, String> env = new HashMap<String, String>();

    // put the AM jar into env and MOYA Runnable
    // using the env info, the application master will create the correct
    // local resource for the
    // eventual containers that will be launched to execute the shell
    // scripts
    env.put(MConstants.APPLICATIONMASTERJARLOCATION, amJarLocation);
    env.put(MConstants.APPLICATIONMASTERJARTIMESTAMP, Long.toString(amJarTimestamp));
    env.put(MConstants.APPLICATIONMASTERJARLEN, Long.toString(amJarLen));

    env.put(MConstants.LIBSLOCATION, libsLocation);
    env.put(MConstants.LIBSTIMESTAMP, Long.toString(libsTimestamp));
    env.put(MConstants.LIBSLEN, Long.toString(libsLen));

    env.put(MConstants.ZOOKEEPERHOSTS, ZKHosts);

    // Add AppMaster.jar location to classpath
    // At some point we should not be required to add
    // the hadoop specific classpaths to the env.
    // It should be provided out of the box.
    // For now setting all required classpaths including
    // the classpath to "." for the application jar
    StringBuilder classPathEnv = new StringBuilder(Environment.CLASSPATH.$()).append(File.pathSeparatorChar)
            .append("./*");
    for (String c : conf.getStrings(YarnConfiguration.YARN_APPLICATION_CLASSPATH,
            YarnConfiguration.DEFAULT_YARN_APPLICATION_CLASSPATH)) {
        classPathEnv.append(File.pathSeparatorChar);
        classPathEnv.append(c.trim());
    }
    classPathEnv.append(File.pathSeparatorChar).append("./log4j.properties");

    // add the runtime classpath needed for tests to work
    if (conf.getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, false)) {
        classPathEnv.append(':');
        classPathEnv.append(System.getProperty("java.class.path"));
    }

    env.put("CLASSPATH", classPathEnv.toString());

    amContainer.setEnvironment(env);

    // Set the necessary command to execute the application master
    Vector<CharSequence> vargs = new Vector<CharSequence>(30);

    // Set java executable command
    LOG.info("Setting up app master command");
    vargs.add(Environment.JAVA_HOME.$() + "/bin/java");
    // Set Xmx based on am memory size
    vargs.add("-Xmx" + amMemory + "m");
    // Set class name
    vargs.add(appMasterMainClass);
    // Set params for Application Master
    vargs.add("--container_memory " + String.valueOf(containerMemory));
    vargs.add("--num_containers " + String.valueOf(numContainers));
    vargs.add("--priority " + String.valueOf(moyaPriority));
    if (!localLibJar.isEmpty()) {
        vargs.add("--lib " + localLibJar + "");
    }
    if (debugFlag) {
        vargs.add("--debug");
    }

    vargs.add("1>" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/AppMaster.stdout");
    vargs.add("2>" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/AppMaster.stderr");

    // Get final commmand
    StringBuilder command = new StringBuilder();
    for (CharSequence str : vargs) {
        command.append(str).append(" ");
    }

    LOG.info("Completed setting up app master command " + command.toString());
    List<String> commands = new ArrayList<String>();
    commands.add(command.toString());
    amContainer.setCommands(commands);

    // Set up resource type requirements
    // For now, only memory is supported so we set memory requirements
    Resource capability = Records.newRecord(Resource.class);
    capability.setMemory(amMemory);
    appContext.setResource(capability);

    // Service data is a binary blob that can be passed to the application
    // Not needed in this scenario
    // amContainer.setServiceData(serviceData);

    // The following are not required for launching an application master
    // amContainer.setContainerId(containerId);

    appContext.setAMContainerSpec(amContainer);

    // Set the priority for the application master
    Priority pri = Records.newRecord(Priority.class);
    // TODO - what is the range for priority? how to decide?
    pri.setPriority(amPriority);
    appContext.setPriority(pri);

    // Set the queue to which this application is to be submitted in the RM
    appContext.setQueue(amQueue);

    // Submit the application to the applications manager
    // SubmitApplicationResponse submitResp =
    // applicationsManager.submitApplication(appRequest);
    // Ignore the response as either a valid response object is returned on
    // success
    // or an exception thrown to denote some form of a failure
    LOG.info("Submitting application to ASM");

    yarnClient.submitApplication(appContext);

    // TODO
    // Try submitting the same request again
    // app submission failure?

    // Monitor the application
    return monitorApplication(appId);

}