On the surface, ObjectMap looks like a map we would find in the Java standard API with
get methods. We would expect an interface similar to
java.util.Map with a name like ObjectMap. Though it doesn't quite provide all of the methods we've come to expect on a
java.util.Map, an ObjectMap provides a lot more functionality. We still have methods to
get, put, update, and
remove objects in a BackingMap though, so we'll start with those.
There are three methods for getting data into an ObjectMap. The
put(Object key, Object value) method does just what you think it would. An object value is placed into the map and is addressable by its key. Individual inserts into an ObjectMap are done using this
put(Object key, Object value) method. ...