Example usage for java.util.concurrent ConcurrentHashMap ConcurrentHashMap

List of usage examples for java.util.concurrent ConcurrentHashMap ConcurrentHashMap

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Introduction

In this page you can find the example usage for java.util.concurrent ConcurrentHashMap ConcurrentHashMap.

Prototype

public ConcurrentHashMap()

Source Link

Document

Creates a new, empty map with the default initial table size (16).

Usage

From source file:com.uber.stream.kafka.chaperone.collector.KafkaMonitor.java

public KafkaMonitor(long checkIntervalInSec, String brokerList, String auditTopics,
        IAuditReporter auditReporter) {/*from w  w w .  j  ava 2  s. c o m*/
    this.checkIntervalInSec = checkIntervalInSec;
    this.brokerList = Arrays.asList(StringUtils.split(brokerList, ","));
    this.auditTopics = Arrays.asList(StringUtils.split(auditTopics, ","));
    this.auditReporter = auditReporter;
    this.brokerConsumer = new HashMap<>();
    this.partitionLeader = new HashMap<>();
    this.partitionLag = new ConcurrentHashMap<>();
    this.partitionInjected = new HashSet<>();

    cronExecutor = Executors.newSingleThreadScheduledExecutor(
            new ThreadFactoryBuilder().setNameFormat("kafka-monitor-%d").build());
}

From source file:org.apache.solr.core.BlobRepository.java

ConcurrentHashMap<String, BlobContent> createMap() {
    return new ConcurrentHashMap<>();
}

From source file:com.polyvi.xface.extension.xmlhttprequest.XXMLHttpRequest.java

public XXMLHttpRequest(Context context) {
    super();// w  w w .jav a 2s. c o m
    mRequestHeaders = new ConcurrentHashMap<String, String>();
    mContext = context;
    mNetWork = new XHttpWorker();
    mResponseText = "";
    mState = State.UNSEND;

}

From source file:org.apache.cxf.transport.jms.JMSConduit.java

public JMSConduit(EndpointInfo endpointInfo, EndpointReferenceType target, JMSConfiguration jmsConfig) {
    super(target);
    this.jmsConfig = jmsConfig;
    this.endpointInfo = endpointInfo;
    correlationMap = new ConcurrentHashMap<String, Exchange>();
    conduitId = UUID.randomUUID().toString().replaceAll("-", "");
    messageCount = new AtomicLong(0);
}

From source file:com.clustercontrol.notify.view.action.NotifyDeleteAction.java

@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
    // ???//w w w. ja v  a2s  .  c o  m
    this.viewPart = HandlerUtil.getActivePart(event);
    NotifyListView view = null;
    try {
        view = (NotifyListView) this.viewPart.getAdapter(NotifyListView.class);
    } catch (Exception e) {
        m_log.info("execute " + e.getMessage());
        return null;
    }

    if (view == null) {
        m_log.info("execute: view is null");
        return null;
    }

    NotifyListComposite composite = (NotifyListComposite) view.getListComposite();
    StructuredSelection selection = (StructuredSelection) composite.getTableViewer().getSelection();
    List<?> list = (List<?>) selection.toList();

    Map<String, List<String>> deleteMap = new ConcurrentHashMap<String, List<String>>();
    int size = 0;
    if (list != null && list.size() > 0) {
        for (Object obj : list) {
            List<?> objList = (List<?>) obj;
            String managerName = (String) objList.get(NotifyTableDefineNoCheckBox.MANAGER_NAME);
            if (deleteMap.get(managerName) != null) {
                continue;
            }
            deleteMap.put(managerName, new ArrayList<String>());
        }
        String notifyId = null;
        for (Object obj : list) {
            List<?> objList = (List<?>) obj;
            notifyId = (String) objList.get(NotifyTableDefineNoCheckBox.NOTIFY_ID);
            String managerName = (String) objList.get(NotifyTableDefineNoCheckBox.MANAGER_NAME);
            deleteMap.get(managerName).add(notifyId);
            size++;
        }

        String[] args = new String[1];
        String msg = null;
        if (size > 0) {
            if (size == 1) {
                args[0] = notifyId;
                msg = "message.notify.7";
            } else {
                args[0] = Integer.toString(size);
                msg = "message.notify.51";
            }
        }

        // ?????????
        DeleteNotify deleteNotify = new DeleteNotify();

        boolean check = true;
        for (Map.Entry<String, List<String>> map : deleteMap.entrySet()) {
            String managerName = map.getKey();
            // ?ID?????????
            if (deleteNotify.useCheck(managerName, map.getValue()) != Window.OK) {
                check = false;
            }
        }

        if (check) {

            if (MessageDialog.openConfirm(null, Messages.getString("confirmed"),
                    Messages.getString(msg, args)) == false) {

                return null;
            }

            boolean result = false;
            for (Map.Entry<String, List<String>> map : deleteMap.entrySet()) {
                result = result | deleteNotify.delete(map.getKey(), map.getValue());
            }
            if (result) {
                composite.update();
            }
        }
    } else {
        MessageDialog.openWarning(null, Messages.getString("warning"), Messages.getString("message.notify.9"));
    }
    return null;
}

From source file:de.rwth_aachen.comsys.audiosync.model.MusicProvider.java

public MusicProvider() {
    mMusicListByGenre = new ConcurrentHashMap<>();
    mMusicListById = new ConcurrentHashMap<>();
    mFavoriteTracks = Collections.newSetFromMap(new ConcurrentHashMap<String, Boolean>());

    createLocal("bis_spaeter.mp3");
    createLocal("background.mp3");
    createLocal("mandelsson.mp3");
    createLocal("metronom.mp3");
}

From source file:com.rockagen.gnext.service.spring.KeyValueMapImpl.java

/**
 * Get the duplicate map/*from   w w  w .j  av  a2 s.com*/
 * 
 * @param key
 * @return
 */
public Map<String, String> getMap() {

    final Map<String, String> temp = new ConcurrentHashMap<String, String>();
    temp.putAll(KEY_VALUE_MAP);

    return temp;
}

From source file:com.clustercontrol.repository.view.action.NodeDeleteAction.java

/**
 * @see org.eclipse.core.commands.IHandler#execute
 *///  w  ww .j  ava 2s . co  m
@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
    this.viewPart = HandlerUtil.getActivePart(event);

    // ??????ID?
    NodeListView nodeListView = null;
    try {
        nodeListView = (NodeListView) this.viewPart.getAdapter(NodeListView.class);
    } catch (Exception e) {
        m_log.info("execute " + e.getMessage());
        return null;
    }

    if (nodeListView == null) {
        m_log.info("execute: view is null");
        return null;
    }

    StructuredSelection selection = (StructuredSelection) nodeListView.getComposite().getTableViewer()
            .getSelection();

    List<?> sList = (List<?>) selection.toList();
    Map<String, List<String>> map = new ConcurrentHashMap<String, List<String>>();

    for (Object obj : sList) {
        List<?> list = (List<?>) obj;
        String managerName = null;
        if (list != null) {
            managerName = (String) list.get(GetNodeListTableDefine.MANAGER_NAME);
            if (map.get(managerName) == null) {
                map.put(managerName, new ArrayList<String>());
            }
        }
    }

    int size = 0;
    String facilityName = null;
    String facilityId = null;
    for (Object obj : sList) {
        List<?> list = (List<?>) obj;
        String managerName = null;
        if (list != null) {
            managerName = (String) list.get(GetNodeListTableDefine.MANAGER_NAME);
            String id = (String) list.get(GetNodeListTableDefine.FACILITY_ID);
            facilityName = (String) list.get(GetNodeListTableDefine.FACILITY_NAME);
            facilityId = id;
            map.get(managerName).add(id);
            size++;
        }
    }
    if (size > 0) {
        // ???????????
        String msg = "";
        String[] args = new String[2];
        if (size == 1) {
            args[0] = facilityName;
            args[1] = facilityId;
            msg = "message.repository.1";
        } else {
            args[0] = Integer.toString(size);
            msg = "message.repository.51";
        }

        if (MessageDialog.openConfirm(null, Messages.getString("confirmed"),
                Messages.getString(msg, args)) == false) {

            return null;
        }

        for (Map.Entry<String, List<String>> entry : map.entrySet()) {
            new DeleteNodeProperty().delete(entry.getKey(), entry.getValue());
        }
    }
    // 
    nodeListView.update();
    return null;
}

From source file:org.fishwife.jrugged.spring.TestCircuitBreakerBeanFactory.java

@Test
public void testFindInvalidCircuitBreakerBean() {
    String breakerName = "testFindInvalid";

    // Create a map with an invalid CircuitBreaker (non-bean) in it, and jam it in.
    ConcurrentHashMap<String, CircuitBreaker> invalidMap = new ConcurrentHashMap<String, CircuitBreaker>();
    invalidMap.put(breakerName, new CircuitBreaker());
    ReflectionTestUtils.setField(factory, "circuitBreakerMap", invalidMap);

    // Try to find it.
    CircuitBreakerBean foundBreaker = factory.findCircuitBreakerBean(breakerName);
    assertNull(foundBreaker);/*from   w ww.j av a  2s  .com*/
}

From source file:com.legstar.host.invoke.AbstractProgramInvoker.java

/**
 * Operation invoker constructor./* ww  w.  j a  v a 2  s  .c  o m*/
 * @param configFileName host invoker configuration file name
 * @param operationName operation name
 * @param hostProgram host program bean associated with operation 
 */
public AbstractProgramInvoker(final String configFileName, final String operationName,
        final HostProgram hostProgram) {
    mConfigFileName = configFileName;
    mOperationName = operationName;
    mHostProgram = hostProgram;
    _hostInvokersCache = new ConcurrentHashMap<LegStarAddress, HostInvoker>();
}