java.util.concurrent.CopyOnWriteArraySet#remove

Source File: DynamicServerJob.java From Alice-LiveMan with GNU Affero General Public License v3.0

6 votes

@Scheduled(cron = "0/5 * * * * ?")
public void destroyServerJob() {
    CopyOnWriteArraySet<ServerInfo> servers = liveManSetting.getServers();
    for (ServerInfo server : servers) {
        if (server.getExternalServiceType() != null) {
            if (server.getDateCreated() == null) {
                server.setDateCreated(System.currentTimeMillis());
            }
            // 在1分钟内就要进入下一个收费周期了，检查是否需要释放服务器
            if (((System.currentTimeMillis() - server.getDateCreated()) / 1000.0 / 60) % 60 > 59) {
                VideoInfo currentVideo = server.getCurrentVideo();
                if (currentVideo == null) {
                    servers.remove(server);
                    dynamicServerService.destroy(server);
                } else {
                    log.info("服务器[" + server.getRemark() + "]正在被节目[videoId=" + currentVideo.getVideoUnionId() + "]使用，续期。");
                }
            }
        }
    }
    settingConfig.saveSetting(liveManSetting);
}

Source File: DefaultEventBus.java From sofa-registry with Apache License 2.0

5 votes

/**
 * @see EventBus#unRegister(Class, EventSubscriber)
 */
@Override
public void unRegister(Class<? extends Event> eventClass, EventSubscriber eventSubscriber) {
    CopyOnWriteArraySet<EventSubscriber> set = eventSubscriberMap.get(eventClass);
    if (set != null) {
        set.remove(eventSubscriber);
        LOGGER.debug("UnRegister subscriber: {} of event: {}.", eventSubscriber, eventClass);
    }
}

Source File: EventAdminServiceImpl.java From sofa-ark with Apache License 2.0

5 votes

@Override
public void unRegister(EventHandler eventHandler) {
    CopyOnWriteArraySet<EventHandler> set = SUBSCRIBER_MAP.get(eventHandler.getClass()
        .getClassLoader());
    if (set != null) {
        set.remove(eventHandler);
        LOGGER.debug(String.format("Unregister event handler: %s.", eventHandler));
    }
}

Source File: EventBus.java From sofa-rpc with Apache License 2.0

5 votes

/**
 * 反注册一个订阅者
 *
 * @param eventClass 事件类型
 * @param subscriber 订阅者
 */
public static void unRegister(Class<? extends Event> eventClass, Subscriber subscriber) {
    CopyOnWriteArraySet<Subscriber> set = SUBSCRIBER_MAP.get(eventClass);
    if (set != null) {
        set.remove(subscriber);
        if (LOGGER.isDebugEnabled()) {
            LOGGER.debug("UnRegister subscriber: {} of event: {}.", subscriber, eventClass);
        }
    }
}

Source File: CopyOnWriteArraySetTest.java From openjdk-jdk9 with GNU General Public License v2.0

4 votes

/**
 * Sets with equal elements are equal
 */
public void testEquals() {
    CopyOnWriteArraySet a = populatedSet(3);
    CopyOnWriteArraySet b = populatedSet(3);
    assertTrue(a.equals(b));
    assertTrue(b.equals(a));
    assertTrue(a.containsAll(b));
    assertTrue(b.containsAll(a));
    assertEquals(a.hashCode(), b.hashCode());
    assertEquals(a.size(), b.size());

    a.add(m1);
    assertFalse(a.equals(b));
    assertFalse(b.equals(a));
    assertTrue(a.containsAll(b));
    assertFalse(b.containsAll(a));
    b.add(m1);
    assertTrue(a.equals(b));
    assertTrue(b.equals(a));
    assertTrue(a.containsAll(b));
    assertTrue(b.containsAll(a));
    assertEquals(a.hashCode(), b.hashCode());

    Object x = a.iterator().next();
    a.remove(x);
    assertFalse(a.equals(b));
    assertFalse(b.equals(a));
    assertFalse(a.containsAll(b));
    assertTrue(b.containsAll(a));
    a.add(x);
    assertTrue(a.equals(b));
    assertTrue(b.equals(a));
    assertTrue(a.containsAll(b));
    assertTrue(b.containsAll(a));
    assertEquals(a.hashCode(), b.hashCode());
    assertEquals(a.size(), b.size());

    CopyOnWriteArraySet empty1 = new CopyOnWriteArraySet(Arrays.asList());
    CopyOnWriteArraySet empty2 = new CopyOnWriteArraySet(Arrays.asList());
    assertTrue(empty1.equals(empty1));
    assertTrue(empty1.equals(empty2));

    assertFalse(empty1.equals(a));
    assertFalse(a.equals(empty1));

    assertFalse(a.equals(null));
}

Source File: ZKClient.java From zkclient with Apache License 2.0

4 votes

/**
 * 解除对子节点的监听
 * @param path
 * @param childListener
 * @param withData 
 * @return void
 */
public void unlistenChildChanges(String path, ZKListener childListener) {
    LOG.debug("Unlisten child ["+path+"--"+childListener+"] ");
    //解除对子节点的监听
    synchronized (childListenerMap) {
        final Set<ZKListener> listeners = childListenerMap.get(path);
        if (listeners != null) {
            listeners.remove(childListener);
            LOG.debug("unlistenChildChanges:Unlistener path["+path+"--"+childListener+"] ");
        }
        if(listeners == null || listeners.isEmpty()){
            childListenerMap.remove(path);
        }
    }
    //如果监听了子节点的数据变化，则要同时解除对子节点的数据变化的监听。
    if(childListener instanceof ZKChildDataListener){
         synchronized (nodeListenerMap) {
            Set<String> dataPaths = nodeListenerMap.keySet();
            //遍历所有的节点监听器，查找是path节点的子节点，并移除监听器
            for(String dataPath : dataPaths){
                //查找path的下一级节点的监听器,并删除注册的ZKChildDataListener监听器
                int index = dataPath.lastIndexOf("/");
                if(index>0){
                    String parentPath = dataPath.substring(0, index);
                    if(path.equals(parentPath)){//如果dataPath是下一级节点
                        CopyOnWriteArraySet<ZKListener> nodeListeners = nodeListenerMap.get(dataPath);
                        if(nodeListeners != null) {
                            for(ZKListener nodeListener : nodeListeners){
                                if(nodeListener instanceof ZKChildDataListener){
                                    nodeListeners.remove(nodeListener);
                                    LOG.debug(":Unlistener child data changes ["+dataPath+"--"+nodeListener+"] ");
                                }
                            }
                        }
                         if(nodeListeners == null || nodeListeners.isEmpty()){
                             nodeListenerMap.remove(dataPath);
                         }
                    }
                }
            }
        }
    }
}

Source File: HALoadBalancerServlet.java From database with GNU General Public License v2.0

4 votes

private static void removeServlet(final ServletContext servletContext,
        final HALoadBalancerServlet servlet) {

    if (servletContext == null)
        throw new IllegalArgumentException();

    if (servlet == null)
        throw new IllegalArgumentException();

    synchronized (servletContext) {

        @SuppressWarnings("unchecked")
        final CopyOnWriteArraySet<HALoadBalancerServlet> servletSet = (CopyOnWriteArraySet<HALoadBalancerServlet>) servletContext
                .getAttribute(BigdataServlet.ATTRIBUTE_LBS_INSTANCES);

        if (servletSet != null) {

            servletSet.remove(servlet);

        }
        
    }
    
}

Source File: CopyOnWriteArraySetTest.java From j2objc with Apache License 2.0

4 votes

/**
 * Sets with equal elements are equal
 */
public void testEquals() {
    CopyOnWriteArraySet a = populatedSet(3);
    CopyOnWriteArraySet b = populatedSet(3);
    assertTrue(a.equals(b));
    assertTrue(b.equals(a));
    assertTrue(a.containsAll(b));
    assertTrue(b.containsAll(a));
    assertEquals(a.hashCode(), b.hashCode());
    assertEquals(a.size(), b.size());

    a.add(m1);
    assertFalse(a.equals(b));
    assertFalse(b.equals(a));
    assertTrue(a.containsAll(b));
    assertFalse(b.containsAll(a));
    b.add(m1);
    assertTrue(a.equals(b));
    assertTrue(b.equals(a));
    assertTrue(a.containsAll(b));
    assertTrue(b.containsAll(a));
    assertEquals(a.hashCode(), b.hashCode());

    Object x = a.iterator().next();
    a.remove(x);
    assertFalse(a.equals(b));
    assertFalse(b.equals(a));
    assertFalse(a.containsAll(b));
    assertTrue(b.containsAll(a));
    a.add(x);
    assertTrue(a.equals(b));
    assertTrue(b.equals(a));
    assertTrue(a.containsAll(b));
    assertTrue(b.containsAll(a));
    assertEquals(a.hashCode(), b.hashCode());
    assertEquals(a.size(), b.size());

    CopyOnWriteArraySet empty1 = new CopyOnWriteArraySet(Arrays.asList());
    CopyOnWriteArraySet empty2 = new CopyOnWriteArraySet(Arrays.asList());
    assertTrue(empty1.equals(empty1));
    assertTrue(empty1.equals(empty2));

    assertFalse(empty1.equals(a));
    assertFalse(a.equals(empty1));

    assertFalse(a.equals(null));
}

Java Code Examples for java.util.concurrent.CopyOnWriteArraySet#remove()