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16
Task
Java Multithreading, level 8, lesson 8
Locked
Introducing Executors
1. In the main method, create a fixed pool of 5 threads using the Executors class. 2. Use a loop to send 10 Runnable tasks to the pool. 3. In each task's run method, call the doExpensiveOperation method using the task's sequence number, starting from 1 (see the sample output).
16
Task
Java Multithreading, level 8, lesson 8
Locked
Introducing ThreadPoolExecutor
1. In the main method, create a LinkedBlockingQueue object. 2. Use a loop to add 10 Runnable tasks to the queue. 3. In each task's run method, call the doExpensiveOperation method using the task's sequence number, starting from 1 (see the sample output).
9
Task
Java Multithreading, level 8, lesson 8
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shutdownNow!
Understand the difference between the shutdown and shutdownNow methods. Display a list of all the incomplete tasks on the screen. It should look something like: pool-1-thread-1, localId=1, pool-1-thread-2, localId=2, pool-1-thread-3, localId=3, pool-1-thread-4, localId=4, pool-1-thread-5, localId=5.