The Grails Framework 3.2.9

(Quick Reference) ## servlets ### Purpose The `servlets` plugin enhances Servlet API classes with new methods ### Examples Allows attributes from the request, session, and servletContext to be be accessed with the de-reference operator:
    class BookController {
        def find() {
            def findBy = params.findBy
            def foo = request.foo
            def loggedUser = session.logged_user
            ...
        }
    }
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