hi i have a method which display a list of customer id's.
the method is customerService.getAllCustomersID()
how do i check whether this method returns a null list or list or customer id's
appreciate a reply
thanks
hi i have a method which display a list of customer id's.
the method is customerService.getAllCustomersID()
how do i check whether this method returns a null list or list or customer id's
appreciate a reply
thanks
java.util.List<String> l = customerService.getAllCustomersID();
thanks
We're a friendly, industry-focused community of developers, IT pros, digital marketers, and technology enthusiasts meeting, networking, learning, and sharing knowledge.