Java development

[bx-h]

Motivation and Context

Organize some key concepts in example code

Description

Contribution Checklist

• The code builds clean without any errors or warnings
• The PR follows the SK Contribution Guidelines and the pre-submission formatting script raises no violations
• All unit tests pass, and I have added new tests where possible
• I didn't break anyone 😄

[johnoliver]

@bx-h thank you very much for the contribution looks good overall, I will perform a full review on it, probably early next week. Will probably be a few small changes

[johnoliver]

@bx-h left a few small comments, but overall looks great, thanks

[bx-h]

@johnoliver All comments resolved. Thanks.