Boolean ready; $/*$ initialized to false $*/$

synchronized voidget$()\{$

synchronized$($ready$)\{$while$($ready$.$isFalse$())/*$ ready $==$ false? $*/$ready$.$wait$()$;

synchronized void

give$()\{$

synchronized$($ready$)\{$ready$.$setTrue$()$; $/*$ ready $=$ true $*/$ready$.$notify$()$;