Top "Executorservice" questions

What's the difference between Future and FutureTask in Java?

Since use ExecutorService can submit a Callable task and return a Future, why need to use FutureTask to wrap Callable …

java executorservice callable futuretask

Java Executors: how can I stop submitted tasks?

I have submitted a task using executors and I need it to stop after some time (e.g. 5 minutes). I …

java multithreading executorservice

How to interrupt ExecutorService's threads

When using the ExecutorService returned by Executors.newSingleThreadExecutor(), how do I interrupt it?

java multithreading concurrency executorservice

How to stop a ScheduledExecutorService?

The program finishes after nine prints: class BeeperControl { private final ScheduledExecutorService scheduler = Executors.newScheduledThreadPool(1); public void beep() { final Runnable beeper = …

java executorservice

How to name the threads of a thread pool in Java

I have a Java application that uses the Executor framework and I have code that looks like this protected ScheduledExecutorService …

java multithreading threadpool executorservice

ExecutorCompletionService? Why do need one if we have invokeAll?

If we use an ExecutorCompletionService we can submit a series of tasks as Callables and get the result interacting with …

java multithreading concurrency executorservice java.util.concurrent

Program does not terminate immediately when all ExecutorService tasks are done

I put a bunch of runnable objects into an ExecutorService: // simplified content of main method ExecutorService threadPool = Executors.newCachedThreadPool(); for(…

java multithreading concurrency executorservice

How to catch exceptions in FutureTask

After finding that FutureTask running in a Executors.newCachedThreadPool() on Java 1.6 (and from Eclipse) swallows exceptions in the Runnable.run() …

java concurrency executorservice futuretask

Can I use Callable threads without ExecutorService?

Can I use Callable threads without ExecutorService? We can use instances of Runnable and subclasses of Thread without ExecutorService and …

java multithreading concurrency executorservice java.util.concurrent

Is ExecutorService (specifically ThreadPoolExecutor) thread safe?

Does the ExecutorService guarantee thread safety ? I'll be submitting jobs from different threads to the same ThreadPoolExecutor, do I have …

java multithreading executorservice