Example usage for java.util.concurrent ConcurrentHashMap ConcurrentHashMap

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.epam.reportportal.apache.http.impl.conn.InMemoryDnsResolver.java

/**
 * Builds a DNS resolver that will resolve the host names against a
 * collection held in-memory./*  w ww .  j  a  v  a2  s . c  o m*/
 */
public InMemoryDnsResolver() {
    dnsMap = new ConcurrentHashMap<String, InetAddress[]>();
}

From source file:PalidromeArray.java

public PalidromeArray(PalidromeArray array) {
    this.totalLength = array.totalLength;
    this.halfLength = array.halfLength;
    this.isEven = array.isEven;

    this.array = new ConcurrentHashMap<BigInteger, BigInteger>();
    for (BigInteger index : array.array.keySet())
        this.array.put(index, array.array.get(index));
}

From source file:ambit2.database.DatasourceFactory.java

private DatasourceFactory() {
    datasources = new ConcurrentHashMap<String, DataSource>();
}

From source file:com.btmatthews.atlas.tenancy.support.spring.TenantScope.java

/**
 * Lookup or create a tenant scoped bean. If a bean has to be created and it supports the {@link TenantAware}
 * interface then the tenant domain object is injected via the
 * {@link TenantAware#setTenant(com.btmatthews.atlas.tenancy.support.domain.Tenant)} method.
 *
 * @param name          The bean name./*  w w w. ja  v  a2s .  c  o  m*/
 * @param objectFactory The factory used to create the bean if it does not already exist.
 * @return The existing or newly created bean.
 */
@Override
public Object get(final String name, final ObjectFactory<?> objectFactory) {
    final String tenantId = getConversationId();
    if (tenantId == null) {
        return objectFactory.getObject();
    } else {
        final Map<String, Object> scope;
        if (scopes.containsKey(tenantId)) {
            scope = scopes.get(tenantId);
        } else {
            scope = new ConcurrentHashMap<String, Object>();
            scopes.put(tenantId, scope);
        }
        final Object bean;
        if (scope.containsKey(name)) {
            bean = scope.get(name);
        } else {
            bean = objectFactory.getObject();
            if (bean instanceof TenantAware) {
                ((TenantAware) bean).setTenant(TenantContextHolder.peek());
            }
            scope.put(name, bean);
        }
        return bean;
    }
}

From source file:ch.algotrader.broker.marketdata.ConsumerEventThrottler.java

public ConsumerEventThrottler(final double maxRatePerConnection, final double minRatePerConsumer) {
    Validate.notNull(maxRatePerConnection > 0, "Max rate per connection must be positive");
    Validate.notNull(minRatePerConsumer > 0, "Min rate per consumer must be positive");

    this.maxPeriodPerConnection = (int) (1000 / maxRatePerConnection);
    this.minPeriodPerConsumer = (int) (1000 / minRatePerConsumer);
    this.consumerLastEvent = new ConcurrentHashMap<>();
    this.connectionLastEvent = new ConcurrentHashMap<>();
}

From source file:com.clustercontrol.performance.action.RecordController.java

/**
 * ?????//w  w w. ja  va  2s . co m
 *
 * @param ID
 * @return ?
 */
public Map<String, CollectorItemTreeItem> getItemCodeTreeMap(String managerName) {
    log.debug("getItemCodeTreeMap() : managerName=" + managerName);
    CollectorItemTreeItem treeItem = null;
    for (int i = 0; i <= this.errorCount; i++) {
        try {
            //TODO:??
            //               return bean.getItemCodeMap();
            MonitorSettingEndpointWrapper wrapper = MonitorSettingEndpointWrapper.getWrapper(managerName);
            HashMapInfo hashMapInfo = wrapper.getItemCodeMap();
            Map2 map2 = hashMapInfo.getMap2();
            Map<String, CollectorItemTreeItem> rtnMap = new ConcurrentHashMap<String, CollectorItemTreeItem>();
            for (Entry entry : map2.getEntry()) {
                log.trace("entry : key=" + entry.getKey());
                treeItem = entry.getValue();
                setTreeParent(treeItem);
                rtnMap.put(entry.getKey(), treeItem);
            }
            log.debug("getItemCodeTreeMap() : size=" + rtnMap.size());
            return rtnMap;
        } catch (InvalidRole_Exception e) {
            log.error("getItemCodeTreeMap()", e);
        } catch (Exception e) {
            log.error("getItemCodeTreeMap()", e);
        }
    }

    return null;
}

From source file:ch.algotrader.ordermgmt.DefaultOrderBook.java

public DefaultOrderBook() {
    this.orderMap = new ConcurrentHashMap<>();
    this.extIdToIntIdMap = new ConcurrentHashMap<>();
    this.orderExecMap = new ConcurrentHashMap<>();
    this.revisionMap = new ConcurrentHashMap<>();
    this.completedOrders = new ConcurrentLinkedDeque<>();
}

From source file:lab.mage.spring.cassandra.connector.core.CassandraSessionProvider.java

public CassandraSessionProvider(@Nonnull final Environment env, @Nonnull final Logger logger) {
    super();// w w w  .j  a  va2s  .co m
    Assert.notNull(env, "An environment must be given!");
    Assert.notNull(logger, "A logger must be given!");
    this.env = env;
    this.logger = logger;
    this.clusterCache = new ConcurrentHashMap<>();
    this.sessionCache = new ConcurrentHashMap<>();
}

From source file:org.eclipse.aether.transport.http.LocalState.java

LocalState(RepositorySystemSession session, RemoteRepository repo, SslConfig sslConfig) {
    global = GlobalState.get(session);//from   w  w  w  .j a v  a2s.c  o  m
    userToken = this;
    if (global == null) {
        connMgr = GlobalState.newConnectionManager(sslConfig);
        userTokenKey = null;
        expectContinueKey = null;
        authSchemePools = new ConcurrentHashMap<HttpHost, AuthSchemePool>();
    } else {
        connMgr = global.getConnectionManager(sslConfig);
        userTokenKey = new CompoundKey(repo.getId(), repo.getUrl(), repo.getAuthentication(), repo.getProxy());
        expectContinueKey = new CompoundKey(repo.getUrl(), repo.getProxy());
        authSchemePools = global.getAuthSchemePools();
    }
}

From source file:edu.utah.further.osgi.shell.SpringApplicationListener.java

/**
 * @param bundleContext//w  ww  . j av a 2 s . co m
 */
public SpringApplicationListener(final BundleContext bundleContext) {
    this.states = new ConcurrentHashMap<>();
    this.bundleContext = bundleContext;
    this.bundleContext.addBundleListener(this);
    this.registration = this.bundleContext.registerService(OsgiBundleApplicationContextListener.class.getName(),
            this, new Hashtable<>());
}