November 2017
Intermediate to advanced
398 pages
10h 14m
English
Content preview from Java 9 High Performance
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The solution with CompletableFuture
Here's how we can chain the same operations using the CompletableFuture API:
stopWatch.start();ExecutorService pool = Executors.newCachedThreadPool();CompletableFuture<String> cf1 = CompletableFuture.supplyAsync(() -> doStageEx(Stage.FoundationMaterials), pool);CompletableFuture<String> cf2 = CompletableFuture.supplyAsync(() -> doStageEx(Stage.WallsMaterials), pool);CompletableFuture<String> cf3 = CompletableFuture.supplyAsync(() -> doStageEx(Stage.RoofMaterials), pool);CompletableFuture.allOf(cf1, cf2, cf3) .thenComposeAsync(result -> CompletableFuture.supplyAsync(() -> SUCCESS), pool) .thenApplyAsync(result -> doStage(Stage.Foundation, result), pool) .thenApplyAsync(result -> doStage(Stage.Walls ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.