April 2017
Intermediate to advanced
594 pages
25h 15m
English
Content preview from Java 9 Concurrency Cookbook - Second Edition
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Running concurrent-phased tasks
One of the most complex and powerful functionalities offered by the Java concurrency API is the ability to execute concurrent-phased tasks using the Phaser class. This mechanism is useful when we have some concurrent tasks divided into steps. The Phaser class provides us with a mechanism to synchronize threads at the end of each step, so no thread will start with the second step until all the threads have finished the first one.
As with other synchronization utilities, we have to initialize the Phaser class with the number of tasks that participate in the synchronization operation, but we can dynamically modify this number by either increasing or decreasing it.
In this recipe, you will learn how to use the ...
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