How can I implement error handling in the service layer of my application?

How can I implement error handling in the service layer of my application?

To implement error handling in the service layer, you can use try-catch blocks to catch exceptions and handle them gracefully.

What types of errors should I be handling?

You should handle both expected errors, like validation errors, and unexpected errors, such as database connection failures.

Should I log these errors? If so, how?

Yes, logging errors is crucial. You can use logging frameworks like Log4j or Serilog to log errors with relevant details.

How can I provide feedback to the user when an error occurs?

You can return user-friendly error messages or codes that help users understand what went wrong without exposing sensitive information.