Example usage for java.util Collections synchronizedMap

Introduction

In this page you can find the example usage for java.util Collections synchronizedMap.

Prototype

public static <K, V> Map<K, V> synchronizedMap(Map<K, V> m) 

Source Link

Document

Returns a synchronized (thread-safe) map backed by the specified map.

Usage

From source file:org.apache.zeppelin.interpreter.InterpreterSettingManager.java

public InterpreterSettingManager(ZeppelinConfiguration zeppelinConfiguration,
        DependencyResolver dependencyResolver, InterpreterOption interpreterOption)
        throws IOException, RepositoryException {
    this.zeppelinConfiguration = zeppelinConfiguration;
    this.interpreterDirPath = Paths.get(zeppelinConfiguration.getInterpreterDir());
    logger.debug("InterpreterRootPath: {}", interpreterDirPath);
    this.interpreterBindingPath = Paths.get(zeppelinConfiguration.getInterpreterSettingPath());
    logger.debug("InterpreterBindingPath: {}", interpreterBindingPath);

    this.interpreterSettingsRef = Maps.newConcurrentMap();
    this.interpreterSettings = Maps.newConcurrentMap();
    this.interpreterBindings = Maps.newConcurrentMap();

    this.dependencyResolver = dependencyResolver;
    this.interpreterRepositories = dependencyResolver.getRepos();

    this.defaultOption = interpreterOption;

    this.cleanCl = Collections.synchronizedMap(new HashMap<String, URLClassLoader>());

    String replsConf = zeppelinConfiguration.getString(ConfVars.ZEPPELIN_INTERPRETERS);
    this.interpreterClassList = replsConf.split(",");
    String groupOrder = zeppelinConfiguration.getString(ConfVars.ZEPPELIN_INTERPRETER_GROUP_ORDER);
    this.interpreterGroupOrderList = groupOrder.split(",");

    GsonBuilder gsonBuilder = new GsonBuilder();
    gsonBuilder.setPrettyPrinting();//from   w  ww .j  av  a 2  s  .  c  o  m
    this.gson = gsonBuilder.create();

    init();
}

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From source file:op.care.supervisor.PnlHandover.java

private void initPanel() {

    myComparator = new Comparator<NReport>() {
        @Override//from ww  w . j  av a2 s .  c o  m
        public int compare(NReport o1, NReport o2) {
            if (!tbResidentFirst.isSelected()) {
                return o1.getPit().compareTo(o2.getPit());
            } else {
                int comp = o1.getResident().getRID().compareTo(o2.getResident().getRID());
                if (comp == 0) {
                    comp = o1.getPit().compareTo(o2.getPit());
                }
                return comp;
            }
        }
    };

    //        contentmap = Collections.synchronizedMap(new HashMap<String, JPanel>());
    cpMap = Collections.synchronizedMap(new HashMap<String, CollapsiblePane>());
    //        linemapNR = Collections.synchronizedMap(new HashMap<NReport, JPanel>());
    //        linemapHO = Collections.synchronizedMap(new HashMap<Handovers, JPanel>());
    cacheHO = Collections.synchronizedMap(new HashMap<String, ArrayList<Handovers>>());
    cacheNR = Collections.synchronizedMap(new HashMap<String, ArrayList<NReport>>());
    OPDE.getDisplayManager().setMainMessage(SYSTools.xx(internalClassID));
    prepareSearchArea();
}

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From source file:net.sf.jasperreports.util.CastorUtil.java

@SuppressWarnings("unchecked")
protected Map<Object, XMLContext> getXmlContextCache(String contextCacheKey) {
    Map<Object, XMLContext> xmlContextCache = (Map<Object, XMLContext>) jasperReportsContext
            .getOwnValue(contextCacheKey);
    if (xmlContextCache == null) {
        //TODO lucianc prevent double cache creation?
        xmlContextCache = Collections.synchronizedMap(new ReferenceMap<Object, XMLContext>(
                ReferenceMap.ReferenceStrength.WEAK, ReferenceMap.ReferenceStrength.SOFT));//using soft values is safer
        jasperReportsContext.setValue(contextCacheKey, xmlContextCache);
    }//  ww w. j a v  a2 s .  c  o m
    return xmlContextCache;
}

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From source file:org.apache.abdera.util.AbderaConfiguration.java

/**
 * Registers NamedWriter implementations using the /META-INF/services/org.apache.abdera.writer.NamedWriter file
 *//*from  w w  w . j av a2 s  . c o  m*/
private Map<String, NamedWriter> initNamedWriters() {
    Map<String, NamedWriter> writers = null;
    Iterable<NamedWriter> _writers = Discover.locate(NAMED_WRITER);
    writers = Collections.synchronizedMap(new HashMap<String, NamedWriter>());
    for (NamedWriter writer : _writers) {
        writers.put(writer.getName().toLowerCase(), writer);
    }
    return writers;
}

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From source file:nitf.NITFResourceManager.java

private NITFResourceManager() {
    trackedObjects = Collections.synchronizedMap(new LinkedHashMap<Long, TrackedObject>());
}

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From source file:com.digitalpebble.storm.crawler.bolt.URLPartitionerBolt.java

@Override
public void prepare(Map stormConf, TopologyContext context, OutputCollector collector) {

    mode = ConfUtils.getString(stormConf, Constants.PARTITION_MODEParamName, Constants.PARTITION_MODE_HOST);

    // check that the mode is known
    if (!mode.equals(Constants.PARTITION_MODE_IP) && !mode.equals(Constants.PARTITION_MODE_DOMAIN)
            && !mode.equals(Constants.PARTITION_MODE_HOST)) {
        LOG.error("Unknown partition mode : {} - forcing to byHost", mode);
        mode = Constants.PARTITION_MODE_HOST;
    }// w w  w.j a v a 2 s  .  c  o  m

    LOG.info("Using partition mode : {}", mode);

    _collector = collector;
    // Register a "MultiCountMetric" to count different events in this bolt
    // Storm will emit the counts every n seconds to a special bolt via a
    // system stream
    // The data can be accessed by registering a "MetricConsumer" in the
    // topology
    this.eventCounter = context.registerMetric("URLPartitioner", new MultiCountMetric(), 10);

    final int MAX_ENTRIES = 500;
    cache = new LinkedHashMap(MAX_ENTRIES + 1, .75F, true) {
        // This method is called just after a new entry has been added
        @Override
        public boolean removeEldestEntry(Map.Entry eldest) {
            return size() > MAX_ENTRIES;
        }
    };

    // If the cache is to be used by multiple threads,
    // the cache must be wrapped with code to synchronize the methods
    cache = Collections.synchronizedMap(cache);
}

---

From source file:op.FrmMain.java

public FrmMain() {
    initPhase = true;/*  w  w  w  . j  av  a 2s  .  c  o m*/
    initComponents();

    if (OPDE.isTraining()) {
        pnlMainMessage.setBackground(SYSConst.mediumorchid2.brighter().brighter());
    }

    //        pbTimeout.setToolTipText(SYSTools.xx("opde.mainframe.pbTimeout.tooltip"));
    // for the timeout function
    Toolkit.getDefaultToolkit().addAWTEventListener(new AWTEventListener() {
        @Override
        public void eventDispatched(AWTEvent event) {
            if (OPDE.getLogin() != null) {
                displayManager.touch();
            }
        }
    }, AWTEvent.MOUSE_MOTION_EVENT_MASK);

    Toolkit.getDefaultToolkit().addAWTEventListener(new AWTEventListener() {
        @Override
        public void eventDispatched(AWTEvent event) {
            if (OPDE.getLogin() != null) {
                displayManager.touch();
            }
        }
    }, AWTEvent.KEY_EVENT_MASK);

    currentVisiblePanel = null;
    currentResident = null;
    lblWait.setText(SYSTools.xx("misc.msg.wait"));
    lblWait.setVisible(false);
    listOfNursingrecords = new ArrayList<CollapsiblePane>();
    btnHelp.setToolTipText(SYSTools.xx("opde.mainframe.btnHelp.tooltip"));

    iconPanels = Collections.synchronizedMap(new HashMap<Resident, JPanel>());

    if (OPDE.isDebug()) {
        setSize(1366, 768);
    } else {
        this.setExtendedState(JFrame.MAXIMIZED_BOTH);
    }

    setTitle(SYSTools.getWindowTitle(""));

    displayManager = new DisplayManager(pbMsg, lblMainMsg, lblSubMsg, pnlIcons, pbTimeout, new Closure() {
        @Override
        public void execute(Object o) {
            OPDE.debug("TIMEOUT");
            logout();
            showLogin();
        }
    });
    displayManager.start();

    printProcessor = new PrintProcessor();
    printProcessor.start();

    // StatusBar Setup
    final LabelStatusBarItem label = new LabelStatusBarItem("Line");
    label.setText(OPDE.getUrl() + " [Build " + OPDE.getAppInfo().getBuildnum() + "]" + " [JVM "
            + System.getProperty("java.version") + "]");
    if (OPDE.isCustomUrl()) {
        label.setForeground(Color.RED);
    }
    label.setFont(new Font("Arial", Font.PLAIN, 14));
    statusBar.add(label, JideBoxLayout.FLEXIBLE);
    labelUSER = new LabelStatusBarItem("Line");
    labelUSER.setText("--");
    labelUSER.setAlignment(JLabel.CENTER);
    labelUSER.setFont(new Font("Arial", Font.PLAIN, 14));
    statusBar.add(labelUSER, JideBoxLayout.FLEXIBLE);
    final TimeStatusBarItem time = new TimeStatusBarItem();
    time.setFont(new Font("Arial", Font.PLAIN, 14));
    time.setUpdateInterval(10000);
    time.setTextFormat(DateFormat.getDateTimeInstance(DateFormat.LONG, DateFormat.SHORT));
    time.setAlignment(JLabel.CENTER);
    statusBar.add(time, JideBoxLayout.FLEXIBLE);
    final MemoryStatusBarItem gc = new MemoryStatusBarItem();
    gc.setFont(new Font("Arial", Font.PLAIN, 14));
    statusBar.add(gc, JideBoxLayout.FLEXIBLE);

    btnResetSplitpane.setToolTipText(SYSTools.xx("opde.mainframe.btnSplitReset.tooltip"));

    initPhase = false;

    //        JDialog dlg = new JDialog(this, false);
    //
    //        JPanel pnl = new JPanel();
    //        pnl.setLayout(new VerticalLayout());
    //
    //        for (float f = 0.0f; f <= 1.0; f = f + 0.01f){
    //            JLabel lbl = new JLabel(Float.toString(f));
    //            lbl.setForeground(GUITools.blend(Color.red, Color.WHITE, f));
    //            pnl.add(lbl);
    //        }
    //
    //        dlg.setContentPane(new JScrollPane(pnl));
    //
    //        dlg.pack();
    //        dlg.setVisible(true);

}

---

From source file:org.xwiki.job.internal.DefaultJobStatusStore.java

@Override
public void initialize() throws InitializationException {
    try {/*from w  w  w  .  j av  a  2 s.co m*/
        this.serializer = new JobStatusSerializer();

        repair();
    } catch (Exception e) {
        this.logger.error("Failed to load jobs", e);
    }

    BasicThreadFactory threadFactory = new BasicThreadFactory.Builder().namingPattern("Job status serializer")
            .daemon(true).priority(Thread.MIN_PRIORITY).build();
    this.executorService = new ThreadPoolExecutor(0, 10, 60L, TimeUnit.SECONDS,
            new SynchronousQueue<Runnable>(), threadFactory);

    this.cache = Collections.synchronizedMap(new Cache(this.configuration.getJobStatusCacheSize()));
}

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From source file:fr.immotronic.ubikit.pems.enocean.impl.PairingManagerImpl.java

public PairingManagerImpl(DeviceManager deviceManager,
        /*LicenseManager licenseManager,*/ EventGate eventGateToHigherAbstractionModelLevels,
        ScheduledExecutorService executorService, String pemUID) {
    pairingMode = false;/*from  w  ww . j a va  2  s.c  o  m*/
    this.pemUID = pemUID;
    toPair = Collections.synchronizedMap(new HashMap<String, PairingEntry>());
    executorService.scheduleAtFixedRate(new CleaningThread(), CLEANING_THREAD_SLEEPING_PERIOD,
            CLEANING_THREAD_SLEEPING_PERIOD, TimeUnit.MINUTES);

    this.deviceManager = deviceManager;
    //this.licenseManager = licenseManager;
    this.eventGateToHigherAbstractionModelLevels = eventGateToHigherAbstractionModelLevels;
    eventGateToHigherAbstractionModelLevels.addListener(this);
}

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From source file:org.apache.hyracks.control.cc.ClusterControllerService.java

public ClusterControllerService(final CCConfig config, final ICCApplication application) throws Exception {
    this.ccConfig = config;
    this.configManager = ccConfig.getConfigManager();
    if (application == null) {
        throw new IllegalArgumentException("ICCApplication cannot be null");
    }/*from w  ww  . j  a  va2  s  .  c  o m*/
    this.application = application;
    configManager.processConfig();
    File jobLogFolder = new File(ccConfig.getRootDir(), "logs/jobs");
    jobLog = new LogFile(jobLogFolder);

    // WorkQueue is in charge of heartbeat as well as other events.
    workQueue = new WorkQueue("ClusterController", Thread.MAX_PRIORITY);
    this.timer = new Timer(true);
    final ClusterTopology topology = computeClusterTopology(ccConfig);
    ccContext = new ClusterControllerContext(topology);
    sweeper = new DeadNodeSweeper();
    datasetDirectoryService = new DatasetDirectoryService(ccConfig.getResultTTL(),
            ccConfig.getResultSweepThreshold(), preDistributedJobStore);

    deploymentRunMap = new HashMap<>();
    stateDumpRunMap = new HashMap<>();
    threadDumpRunMap = Collections.synchronizedMap(new HashMap<>());

    // Node manager is in charge of cluster membership management.
    nodeManager = new NodeManager(ccConfig, resourceManager);
}

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