Best practice: Defensive Copy for Mutable Args.

Overview

Best practice: Defensive Copy for Mutable Args.

Example 

  // Apply: Defensive Copy for Mutable Args

Common Use Cases

  • Production code quality
  • Team coding standards

Pitfalls to Avoid

  • Inconsistent application across codebase
  • Clean Code
  • Effective Java

Best Practices

  • Understand when to use defensive copy for mutable args versus simpler alternatives
  • Write unit tests covering edge cases and failure paths
  • Follow Java conventions and prefer standard library APIs when available
  • Profile before optimizing — measure impact in your specific workload