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Stream API in Java

bookChallenge: Factory Product Filtering

Task

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The factory produces products represented by Product objects, which have the fields id, weight, and quality.

  1. Filter the products to keep only those with a quality of "GOOD" and a weight greater than 10.0.
  2. Extract only the id of the filtered products using a method reference.
  3. Once the result is collected into a list, print the id of the selected products using a method reference to println.

Solution

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Section 1. Chapter 18
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bookChallenge: Factory Product Filtering

Swipe to show menu

Task

Swipe to start coding

The factory produces products represented by Product objects, which have the fields id, weight, and quality.

  1. Filter the products to keep only those with a quality of "GOOD" and a weight greater than 10.0.
  2. Extract only the id of the filtered products using a method reference.
  3. Once the result is collected into a list, print the id of the selected products using a method reference to println.

Solution

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Everything was clear?

How can we improve it?

Thanks for your feedback!

Section 1. Chapter 18
single

single

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