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p3c-coding-style

Enforce Alibaba Java coding style and naming conventions across a codebase.

36|10|Updated Feb 5, 2026
Search Tags:#linting#formatting#java#static-analysis#naming-conventions#coding-style
One-click install
npx skills add https://github.com/jie023/trae-setting --skill p3c-coding-style
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: p3c-coding-style
Source: https://github.com/jie023/trae-setting/tree/main/skills/p3c-coding-style
Command: npx skills add https://github.com/jie023/trae-setting --skill p3c-coding-style

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill consolidates and enforces the Alibaba Java coding style rules, ensuring consistent naming, formatting, constants, and comment guidelines across a codebase.

Core Features & Use Cases

  • Naming conventions: class names in UpperCamelCase with exceptions for DO/BO/DTO/VO/AO/PO, and methods/fields in lowerCamelCase.
  • Constant and array rules: constants must be uppercase with underscores; arrays defined with type[] syntax; boolean fields in POJOs avoid using is prefixes to prevent serialization issues.
  • Documentation and structure: abstract/base prefixes for abstract classes; exceptions named with Exception suffix; services/DAOs exposed as interfaces, with Impl implementations; enum naming guidance.
  • Use case: you want a multi-module Java project to maintain consistent style, reduce onboarding time, and simplify code reviews.

Quick Start

Adopting these guidelines involves configuring your IDE and build tools to enforce the rules, introducing a style-checking configuration (e.g., PMD/Checkstyle) aligned with these conventions, and gradually refactoring existing code to meet the standards.

Frequently Asked Questions about p3c-coding-style

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I enforce Java coding style and naming conventions across a multi-module project?▼

To enforce Java coding style, apply standardized rules for class names, methods, and constants. This consolidates Alibaba Java guidelines to ensure consistent formatting and reduce code review friction across your codebase.

Why should boolean fields in POJOs avoid using is prefixes for Java serialization?▼

Boolean fields in POJOs avoid using is prefixes to prevent Java serialization issues. Removing the prefix ensures proper getter generation and avoids parsing errors during data transfer.

What are the naming conventions for Java constants and array declarations?▼

Java constants must be uppercase with underscores, and arrays should be defined using the type[] syntax. Following these formatting rules ensures standardized code quality and maintainability.

Does this Java coding style skill work with PMD and Checkstyle?▼

This Java coding style skill aligns with style-checking configurations like PMD or Checkstyle. You configure your IDE and build tools to enforce the rules and gradually refactor existing code to meet standards.

What is the correct naming style for Java service interfaces and exception classes?▼

Java services and DAOs should be exposed as interfaces with Impl implementations, and exception classes must use the Exception suffix. Abstract classes require abstract or base prefixes to maintain structural consistency.

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