Error Controller for the Website

[yosefraisman]

Replace the default Whitelabel Error Page ("This application has no explicit mapping for /error, so you are seeing this as a fallback.") with custom error pages (e.g., a page for the ResourceNotFoundException thrown by the SearchController when it gets an invalid id). See Exception Handling in Spring MVC. ~No milestone yet (we'll discuss it in our meeting).~

[yossigil]

Milestone?

[yosefraisman]

Added a milestone, in accordance with today's meeting.

[yosefraisman]

Implemented successfully. The error page displays the Exception, and has a javascript "Show Trace" button, which loads the stack (if it's available). It looks like this:

Errors with user-friendly messages (like the missing search ID exception, throw new ResourceNotFoundException("Search id \"" + id + "\" could not be found.");, thrown in the search controller), will render like this:

[AdiOmari]

Nice @yosefraisman, really nice!