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Concurrency · hard

43. CompletableFuture

Asynchronous reactive pipelines.

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CompletableFuture enables non-blocking asynchronous programming, supporting chaining (thenApply, thenCompose) and combinators (allOf, anyOf).

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  1. 1. Read the explanation once end to end, skipping the code.
  2. 2. Re-read the code snippets and say out loud what each line does.
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Check your understanding

  1. 1. Method to chain an async computation returning a new Future?

  2. 2. How to wait for multiple futures to complete?

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