Once you've created a graphics layer (as described in How to add a graphics layer), you need to add graphics to it to display data. In most cases, you'll create graphics using geometries that have been created by actions such as executing a query or drawing a shape on the map.
/ Classtalk : A classroom communication system for active learning. In: Journal of Computing in Higher Education. 1996 ; Vol. 7, No. 2. pp. 3-47 @article{cc819104b3034becb09019ef6c28d94c,
The following is a common set of access specifiers: 1  Private (or class-private) restricts the access to the class itself. Only methods that are part of the same class can access private members. 2  Protected (or class-protected) allows the class itself and all its subclasses to access the member.