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Found 14 Skills
Google Guava 最佳实践模式。从官方 wiki 提炼，覆盖 Immutable集合的 of/copyOf/builder 三模式与防御性拷贝规则、Cache 选择决策(LoadingCache vs Cache vs Caffeine)、Joiner/Splitter 不可变流水线、CharMatcher 替代正则、Preconditions 格式化消息校验、CaseFormat 命名互转。 纠正 LLM 误用：手写不可变集合、ConcurrentHashMap 替代 Cache、不知 CharMatcher。
Use when you need to apply data-oriented programming best practices in Java — including separating code (behavior) from data structures using records, designing immutable data with pure transformation functions, keeping data flat and denormalized with ID-based references, starting with generic data structures converting to specific types when needed, ensuring data integrity through pure validation functions, and creating flexible generic data access layers. Part of the skills-for-java project