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Mastering Kotlin

You're reading from   Mastering Kotlin Learn advanced Kotlin programming techniques to build apps for Android, iOS, and the web

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Product type Paperback
Published in Oct 2019
Publisher Packt
ISBN-13 9781838555726
Length 434 pages
Edition 1st Edition
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Author (1):
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Nate Ebel Nate Ebel
Author Profile Icon Nate Ebel
Nate Ebel
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Table of Contents (25) Chapters Close

Preface 1. Section 1: Kotlin – A Modern Solution to Application Development FREE CHAPTER
2. A New Challenger Approaches 3. Programmers' Multi-Tool – Flexible, Expressive, and Concise 4. Section 2: Putting the Pieces Together – Modeling Data, Managing State, and Application Architecture
5. Understanding Programming Paradigms in Kotlin 6. First-Class Functions 7. Modeling Real-World Data 8. Section 3: Play Nice – Integrating Kotlin With Existing Code
9. Interoperability as a Design Goal 10. Crossing Over – Working across Java and Kotlin 11. Controlling the Story 12. Baby Steps – Integration through Testing 13. Section 4: Go Beyond – Exploring Advanced and Experimental Language Features
14. Practical Concurrency 15. Building Your Own Tools – Domain-Specific Languages (DSLs) 16. Fully Functional – Embracing Functional Programming 17. Section 5: The Wide World of Kotlin – Using Kotlin across the Entire Development Stack
18. Kotlin on Android 19. Kotlin and Web Development 20. Introducing Multiplatform Kotlin 21. Taming the Monolith with Microservices 22. Practical Design Patterns 23. Assessments 24. Other Books You May Enjoy

Use-site annotation targets

We've already seen several examples of how annotations can be used to control how code is generated, and how that generated code can improve the interop between Java and Kotlin. Sometimes, we need to have greater control over how annotations are applied to the Java elements generated. For these situations, we can specify a user-site target for the annotation.

What are use-site targets?

Use-site targets give us control over how annotations are applied to the Java code that's generated by the Kotlin compiler. They can help us indicate whether an annotation should be applied to a generated field, a generated getter/setter, or a number of other Java targets. In most situations, these use-sites...

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