// generics/SimpleDogsAndRobots.java

// (c)2021 MindView LLC: see Copyright.txt

// We make no guarantees that this code is fit for any purpose.

// Visit http://OnJava8.com for more book information.

// Removing the generic; code still works

class CommunicateSimply {

static void perform(Performs performer) {

performer.speak();

performer.sit();

}

}

public class SimpleDogsAndRobots {

public static void main(String[] args) {

CommunicateSimply.perform(new PerformingDog());

CommunicateSimply.perform(new Robot());

}

}

/* Output:

Woof!

Sitting

Click!

Clank!

*/