April 2017
Intermediate to advanced
594 pages
25h 15m
English
Content preview from Java 9 Concurrency Cookbook - Second Edition
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How it works...
Threads used by the fork/join framework are called worker threads. Java includes the ForkJoinWorkerThread class that extends the Thread class and implements the worker threads used by the fork/join framework.
In this recipe, you implemented the MyWorkerThread class that extends the ForkJoinWorkerThread class and overrides two methods of the ForkJoinWorkerThread class. Your objective is to implement a counter of tasks in each worker thread so that you can know how many tasks a worker thread has executed. You implemented the counter with a ThreadLocal attribute. This way, each thread will have its own counter in a transparent way for you, the programmer.
You overrode the onStart() method of the ForkJoinWorkerThread class to ...
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