From the course: Advanced Java: Threads and Concurrency

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Implementing an executor: ExecutorService in action

Implementing an executor: ExecutorService in action - Java Tutorial

From the course: Advanced Java: Threads and Concurrency

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Implementing an executor: ExecutorService in action

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- [Instructor] Let's see ExecutorService in action now. The first step is to create an ExecutorService. There are a couple of ways to do this, but the easiest way is to use one of the factory methods of the java.util.concurrent.executors class. In line seven of ExecutorDemoOne, I will use the newSingleThreadExecutor method that takes an executor, that uses a single worker thread to execute tasks. This is useful when we want to ensure that tasks are executed in the order in which they are submitted. It is the same as using newFixedThreadPool one. In this case, it doesn't really make any difference if you use either way. I just wanted to show you that both methods exist. In line nine, I call the execute method, passing it the runnable task. My task is simply to print a statement. And finally, in line 16, I shutdown the ExecutorService as I'm done with executing my task. Upon running, I get this output, "pool-1-thread-1 executing the task." pool-1-thread-1 is the name of the thread which…

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