Consider the following scenario: MY CHANNEL (a famous channel) allows users to follow their favorite channel so that they will be notified when the channel is playing a new song for the first time. Using the idea of Observer pattern given in Fig. 1, write a Java application to solve the problem. Please note that you will not get any credit if you do not use the observer pattern in solving the problem. interface REGISTE interfaces interface S ERED Subject Observer Play Channel register Oberservero: Observer) update status: Stringil l eplay vid unregister Observera: Observer) notifyObservers() NREGISERENA EGISTEREA INREGISTERED ERED UNREGISTERED TREGISTEREUNREGISTERED JNREGUERED UNREGISTERED REGISTERENREGISTERED REGUERED UNREGISTERED REGISTERENREGISTERED Channel EREDIREGISTERENREGISTERED -observers: ArrayList