Android Candidate Code Exercise

Modify the application logic to have a user submit their name and present them with a personalized greeting

Requirements

1. Set the layout in MainActivity.java to use main_activity.xml
2. When the submit button is clicked, update the greeting to be personalized based on input. Example: "Hello, Brad!"
3. If time allows...
   • Bonus Points: Have the input field and personalized greeting maintain their state through screen rotations
   • Bonus Points: Validate, only greet the user if valid input was provided
   • Bonus Points: Show a validation error on the input field when it doesn't contain a name, but the submit button is pressed