Github user pivotal-amurmann commented on a diff in the pull request:
https://github.com/apache/geode/pull/702#discussion_r133252327
--- Diff:
geode-core/src/main/java/org/apache/geode/internal/net/SocketCloser.java ---
@@ -96,46 +99,56 @@ public int getMaxThreads() {
return this.asyncClosePoolMaxThreads;
}
- private ThreadPoolExecutor getAsyncThreadExecutor(String address) {
- synchronized (asyncCloseExecutors) {
- ThreadPoolExecutor pool = asyncCloseExecutors.get(address);
- if (pool == null) {
- final ThreadGroup tg =
LoggingThreadGroup.createThreadGroup("Socket asyncClose", logger);
- ThreadFactory tf = new ThreadFactory() {
- public Thread newThread(final Runnable command) {
- Thread thread = new Thread(tg, command);
- thread.setDaemon(true);
- return thread;
- }
- };
- BlockingQueue<Runnable> workQueue = new
LinkedBlockingQueue<Runnable>();
- pool = new ThreadPoolExecutor(this.asyncClosePoolMaxThreads,
this.asyncClosePoolMaxThreads,
- this.asyncClosePoolKeepAliveSeconds, TimeUnit.SECONDS,
workQueue, tf);
- pool.allowCoreThreadTimeOut(true);
- asyncCloseExecutors.put(address, pool);
+ private ExecutorService getAsyncThreadExecutor(String address) {
+ ExecutorService executorService = asyncCloseExecutors.get(address);
+ if (executorService == null) {
+ // To be used for pre-1.8 jdk releases.
+ // createThreadPool();
+
+ executorService =
Executors.newWorkStealingPool(asyncClosePoolMaxThreads);
+
+ ExecutorService previousThreadPoolExecutor =
+ asyncCloseExecutors.putIfAbsent(address, executorService);
+
+ if (previousThreadPoolExecutor != null) {
+ executorService.shutdownNow();
+ return previousThreadPoolExecutor;
}
- return pool;
}
+ return executorService;
+ }
+
+ /**
+ * @deprecated this method is to be used for pre 1.8 jdk.
--- End diff --
I always appreciate it as a consumer if deprecations contain information
about what the new solution is for the problem that the deprecated code was
solving.
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