Does it include concurrency error handling?

Yes, it provides best practices for handling exceptions in asynchronous pipelines using CompletableFuture's exceptionally, handle, and whenComplete methods.

Does it provide guidance for Virtual Threads?

Yes, it includes specific patterns for Java 21 Virtual Threads, helping you decide when to use them for IO-bound tasks versus traditional platform threads for CPU-bound work.

Can I use this for refactoring boilerplate code?

Absolutely. The skill excels at identifying opportunities to replace verbose POJOs with Records and converting complex nested loops into clean Stream-based transformations.

Which Java versions does this skill support?

This skill is specifically optimized for modern Java versions, focusing on features introduced in Java 17 LTS and Java 21 LTS, though many principles apply to Java 8 and above.

How does this skill handle null safety?

It enforces the use of Optional for return values, JSpecify annotations for parameters, and Objects.requireNonNull for fail-fast constructor validation to eliminate NullPointerExceptions.

Java Modern Best Practices

Name: Java Modern Best Practices
Author: rbarcante

byrbarcante

•

学习与文档

Implements modern Java standards for type-safe, concurrent, and high-performance applications using Java 17 and 21 features.

This skill provides specialized guidance for developing robust Java applications by enforcing modern language features and industry-standard design patterns. It focuses on ensuring null safety through Optional and JSpecify annotations, optimizing concurrency with CompletableFuture and Java 21 Virtual Threads, and leveraging modern syntax like records and sealed classes. Designed for developers working with Java 17+ and 21 LTS, this skill helps reduce boilerplate, prevent common runtime errors, and implement efficient, immutable data structures for production-grade software.

主要功能

01Defensive coding practices with fail-fast validation and immutability

02Advanced concurrency guidance for CompletableFuture and Virtual Threads

03Modern Java 17+ syntax patterns including records and sealed classes

0440 GitHub stars

05Functional programming patterns for stream transformations and error handling

06Null safety enforcement using Optional and JSpecify annotations

使用场景

01Architecting high-throughput IO-bound services using Virtual Threads

02Migrating legacy Java codebases to modern Java 17 or 21 standards

03Implementing type-safe data models with Records and Sealed classes

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add rbarcante/claude-conductor java-best-practices

For use in Claude.ai and ChatGPT

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