Employee and productionworker classesdesign a class named employee. the class should keep folloqnginformation in fields..employee name. employee number in the format xxx-l, where each x isa digit within the range 0-9 and the l is a letterwithin the range a-m. hire datewrite one or more constructors and the appropriate accessorand accesor and mutator methods for the class. next, write a class named productionworker that extends theemployee class. the productionworker class should havefields to hold the following information: .shift(an integer)