Google Java Style Guide

Official Google Java coding standards for consistent, maintainable code.

Golden Rules

1. 2-space indentation — no tabs
2. Column limit: 100 characters
3. Use @Override whenever applicable
4. No wildcard imports — import specific types
5. Braces required even for single-statement blocks
6. One top-level class per file
7. Prefer interfaces for type definitions

Quick Reference

Naming Conventions