plugins/groovy/testdata/refactoring/changeSignature/TypeParameters.groovy - platform/tools/idea - Git at Google

 class X<T> {
   def f<caret>oo(T t) {}
 }

 class Y extends X<String> {
   def foo(String t){}
 }
	class X<T> {
	def f<caret>oo(T t) {}
	}

	class Y extends X<String> {
	def foo(String t){}
	}