remove( {( , )( , )get( null {( , )( , )isempty(false {( , )( , )maps in the java util package the java package java util includes an interface for the map adtwhich is called java util map this interface is defined so that an implementing class enforces unique keysand it includes all of the methods of the map adt given aboveexcept that it uses different method names in couple of cases the correspondences between the map adt and the java util map interface are shown in table table correspondences between methods of the map adt and the methods of the java util map interfacewhich supports other methods as well map adt methods java util map methods size(size(isempty(isempty(get(