What does the “grails clean” script actually do?

Question

I\'m curious about the grails clean command. Once I imported a wrong package into a domain class, It was java.util.regex. I used it to do a regex repla

Answer 1

grails clean

The clean command deletes all compiled resources from the application. but not temporary files.

grails clean-all

The clean-all command deletes all compiled resources as well as work directory, which contains project-specific temporary files.

Since Groovy is a compiled language, as with Java, this is sometimes useful to clear old instances of classes and ensure correct compilation. It's also a good idea to run these scripts before running tests or creating a WAR file to ensure a full compilation occurs.