(Solved) : Java Generic Exercise Overview Create Generic Signallistener Interface Recieves Signals Cr Q33390038 . . . .

JAVA: Generic exercise

Overview:

Create a generic SignalListener interface whichrecieves signals.

Create the generic SignalFetcher class whichimplements SignalListener and prints a message whenever a signal isreceived.

Create the generic SignalSender class whichlets you attach any number of SignalListener objects and send asignal to all of them; furthermore, when the signal is sent to eachof the listeners, it is done in order based on a key value.

Background:

There are often cases when you need to send signals from oneobject to another. For example, if you click on a button in youruser interface, some other part of your code may react to it. Or,if you are monitoring