Implement new Java rule

[dedece35]

Implement a new Java rule.

check all rules list here : https://github.com/green-code-initiative/creedengo-rules-specifications/blob/main/RULES.md

• choose a new rule ready to implement among "🚀" icon in "java" column and ...

  • create a new issue for it
  • add a link to current issue to track it
  • purpose : check if the implementation is really ready (check if proof is ok : documentation with proof) and implement this new rule

• choose a new rule among "❓" icon in "java" column and

  • create a new issue for it
  • add a link to current issue to track it
  • purpose : investigate if this new rule is implementable regarding scientific papers on the web, or technical blogs, or local proof (with some tools ... example : Benchmark JAVA rules #178 )