/**
* Create a {@link ScheduledExecutorService} used ot schedule I/O and non I/O events.
*
* @param config the {@link AtmosphereConfig}
* @return {@link ScheduledExecutorService}
*/
public static ScheduledExecutorService getScheduler(final AtmosphereConfig config) {
final boolean shared = config.framework().isShareExecutorServices();
if (!shared || config.properties().get("scheduler") == null) {
ScheduledExecutorService scheduler =
Executors.newScheduledThreadPool(
Runtime.getRuntime().availableProcessors(),
new ThreadFactory() {
private final AtomicInteger count = new AtomicInteger();
@Override
public Thread newThread(final Runnable runnable) {
Thread t =
new Thread(runnable, "Atmosphere-Scheduler-" + count.getAndIncrement());
t.setDaemon(true);
return t;
}
});
if (shared) {
config.properties().put("scheduler", scheduler);
}
return scheduler;
} else {
return (ScheduledExecutorService) config.properties().get("scheduler");
}
}
/** {@inheritDoc} */
@Override
protected BroadcasterConfig createBroadcasterConfig(AtmosphereConfig config) {
BroadcasterConfig bc =
(BroadcasterConfig) config.properties().get(BroadcasterConfig.class.getName());
if (bc == null) {
bc = new BroadcasterConfig(config.framework().broadcasterFilters(), config, false, getID());
config.properties().put(BroadcasterConfig.class.getName(), bc);
}
return bc;
}
@Override
public void configure(AtmosphereConfig config) {
Object o = config.properties().get("shared");
if (o != null) {
isShared = Boolean.parseBoolean(o.toString());
}
if (isShared) {
reaper = ExecutorsFactory.getScheduler(config);
} else {
reaper = Executors.newSingleThreadScheduledExecutor();
}
this.config = config;
}
/**
* Create an {@link ExecutorService} to be used for dispatching messages, not I/O events.
*
* @param config the {@link AtmosphereConfig}
* @param name a name to use if shared is false.
* @return {@link ExecutorService}
*/
public static ExecutorService getMessageDispatcher(
final AtmosphereConfig config, final String name) {
final boolean shared = config.framework().isShareExecutorServices();
boolean isExecutorShared = shared ? true : false;
if (!shared || config.properties().get("executorService") == null) {
int numberOfMessageProcessingThread = DEFAULT_MESSAGE_THREAD;
String s =
config.getInitParameter(
ApplicationConfig.BROADCASTER_MESSAGE_PROCESSING_THREADPOOL_MAXSIZE);
if (s != null) {
numberOfMessageProcessingThread = Integer.parseInt(s);
}
if (isExecutorShared && numberOfMessageProcessingThread == 1) {
logger.warn(
"Not enough numberOfMessageProcessingThread for a shareable thread pool {}, "
+ "Setting it to a newCachedThreadPool",
numberOfMessageProcessingThread);
numberOfMessageProcessingThread = -1;
}
ThreadPoolExecutor messageService;
if (numberOfMessageProcessingThread == -1) {
messageService =
(ThreadPoolExecutor)
Executors.newCachedThreadPool(
new ThreadFactory() {
private final AtomicInteger count = new AtomicInteger();
@Override
public Thread newThread(final Runnable runnable) {
Thread t =
new Thread(
runnable,
(shared ? "Atmosphere-Shared" : name)
+ "-DispatchOp-"
+ count.getAndIncrement());
t.setDaemon(true);
return t;
}
});
} else {
messageService =
(ThreadPoolExecutor)
Executors.newFixedThreadPool(
numberOfMessageProcessingThread,
new ThreadFactory() {
private final AtomicInteger count = new AtomicInteger();
@Override
public Thread newThread(final Runnable runnable) {
Thread t =
new Thread(
runnable,
(shared ? "Atmosphere-Shared" : name)
+ "-DispatchOp-"
+ count.getAndIncrement());
t.setDaemon(true);
return t;
}
});
}
keepAliveThreads(messageService, config);
if (shared) {
config.properties().put("executorService", messageService);
}
return messageService;
} else {
return (ExecutorService) config.properties().get("executorService");
}
}