Java Best Practice Checker
by Larbi Wiran
Expert Java code auditor for SE 8–24, flagging performance leaks, threading risks, and modernization gaps.
Free
Works with the AI tools you already use
About this skill
What it does
This skill performs an exhaustive, automated audit of Java source code ranging from SE 8 through the latest SE 24 features. It acts as a specialized static analysis engine that identifies violations of modern best practices, concurrency hazards, and architectural anti-patterns.
Why use this skill
Unlike standard linters, this skill provides deep context and "why it matters" explanations for every flag. It helps developers modernize legacy codebases by suggesting Java 21+ features like Record Patterns and Virtual Threads, while simultaneously catching classic "silent killers" like String Pool bypasses and thread-safety bugs in Singletons.
Supported areas
- Modern Syntax: Pattern matching (SE 21), Unnamed variables (SE 22), Stream Gatherers (SE 24).
- Core Performance: String handling, wrapper class caching, and JIT-friendly coding patterns.
- Collections: Deep analysis of the Collections Framework and the new SequencedCollection API.
- Architecture: Dependency injection, OOP encapsulation, and Design Pattern implementations.
- JVM Internals: Garbage collection awareness, memory leak detection, and resource management.
The Output
The skill generates a structured report featuring severity-coded issues (🔴/🟡/🟢), root-cause analysis, and side-by-side "Fix" code blocks. Every review concludes with a professional Summary Table for quick triage by lead developers or PR reviewers.
Details
How to install
Drop the file into your AI Agent. Works with Claude, Cursor, ChatGPT, and 20+ more.
Reviews
Security Scanned
Passed automated security review
Permissions
Creator
I combine technical expertise with strong sales and interpersonal skills, allowing me to translate complex engineering concepts into products and insights for management and drive alignment across diverse teams.
Frequently Asked Questions
Browse More Skills
code-reviewer
Reviews your code for bugs, security vulnerabilities, logic errors, performance issues, and style violations. Organizes findings by severity and suggests fixes with code examples.
humanize-writing
Transform robotic AI drafts into natural, human-sounding prose with native-level flow and tone.
prompt-engineer
Professional prompt engineering patterns for building robust, secure, and production-ready LLM applications.
frontend-motion-wizard
Advanced responsive layout and interactive micro-interaction engine for React, Tailwind CSS, and Framer Motion. Automatically injects fluid element states, mobile-first touch behaviors, adaptive viewports, and non-destructive layout transitions into static codebases