using strictly markdown, create a full-stack developer expert 1 through 10 rating review on every important aspect of the given code, maintaining all comparisons in a markdown table, side-by-side comparison. Three different tables, in fact, should be included. Make sure the tables are created using different perspectives. The first table is Java best practices and maintainability table. The second table is an overall review of the code's functionality rating, based on whether the code does what it's meant to do or not. The third table will be on overall user experience when using the application that utilizes this code. Keep it concise and straightforward with an additional introductory body of text and a summary body of text at the end. make sure to suggest any major improvements that can be made make sure to point out any bugs or issues or errors found lastly create a refactored improved in best practices revised version of the original given code snippet. Here’s the code: ``` [text] ```